Unit 3 Family matters-Period 1 Starting out & Understanding ideasPPT课件(含视频) (2021新外研版高中英语必修第一册(高一上学期英语)).zip
Period 1 Starting out keen chess player father-in his 40s, 4. ; football fan son-16 years old, a senior high 5. , music lover Friday chairs Grandfather lawyer student band music lawyer university friends Careful reading Task 1 Scan the text and choose the best answer. 1. Why did the son decide not to go to university? A. Because he wanted to become a lawyer. B. Because he wanted to focus on the band and have a career in music. C. Because he wanted to become a football player. D. Because he was not interested in the major. 2. What does “ You cant be serious” mean? A. The father isnt serious. B. The son isnt serious. C. The father didnt understand his sons words. D. The father is surprised at his sons words. 3. Whats the fathers advice? A. To go to university and study law. B. To drop school and play music. C. To go to university and play music. D. To play music and study law. 4. Why does the father wants his son to become a lawyer? A. Because his son is in deep love of law. B. Because his son can show his own talent. C. Because he benefits a lot from the career. D. Because lawyers are respected by others. 5. What do we know from the end of the passage? A. The son takes his grandfathers advice. B. The son is disappointed at his fathers words. C. The son and his father reach an agreement. D. The father doesnt agree with the grandfather. 6. What does the conversation mainly talk about? A. The relationship between family members. B. Grandpas suggestion on the future job. C. The disagreement between Father and Son in choosing a future job. D. The future development of the boys music band. The grandfather and the father, 1._(seat) at the table, are playing chess. The son 2._(nervous) approaches the table and tells his father he has decided not 3_(go) to university. He wants to focus 4._his band and has a career in music when he leaves school. The father thinks 5._(play) in a band is not a job and he wants 6._(he) son to be a lawyer because he thinks people show respect for lawyers. 7._, the son is not interested in law.The grandfather advises the son to think carefully 8._jumping in with both 9. _ (foot). The grandfather says if the son goes to university and plays music at the same time, he 10._(have) two options for his future. seated nervously to go on playing his However beforefeet will have Task 2 Read the passage again and fill in the blanks. Unfortunately, just as I took out my camera, a woman approached from behind, and planted herself right in front of my view. 不幸的是,就在我拿出相机时,一个女士从后面走上前来,站在了我前面。 【知识归纳】 (1) an approach to 通往的路 (2) an approach to doing sth. 解决的方法 (3) at the approach of 随着的来临/临近;快到的时 候 (4) approach sb. on /about (doing )sth. 与某人商量(做)某事 1. approach v. 走近; 靠近 n. 方法;方式;路径;通路;靠近 Language points 想一想:还有哪些“方法” ? approach approach to doing sth means by this means; by means of doing sth. way in this way;the way of doing sth. method with this method; a method of doing sth. manner in this manner The sports meeting _(approach). We are trying to prepare for it. All the approaches _the palace were guarded by troops. Facing up to your problems rather than running away from them is the best approach to _(deal) with them. At the meeting, they discussed thre different_(approach) to the study of maths. When he approached me_ the job, he was very surprised. 【即学即练】 单句语法填空 is approaching to dealing approaches on/about EXCELLENT 1 2 3 4 5 【知识归纳】 (1) focus on/upon 集中于;专注于 (2) focus ones mind/attention/energy on 把(注意力/精力)集中(于) (3) in focus/out of focus 清晰的;焦距对准的/模糊的;焦距没有对准的 We should focus on finding methods of making efficient use of limited resources. 我们应该集中精力寻找有效利用有限资源的方法。 2. focus vt. (把)集中(于) n. 焦点;中心 The discussion focused _three main problems. With so many people (focus) their eyes on him, he felt very nervous. You cant take a good photogragh unless the object is focus. 你应该把精力集中在你的功课上。 You should _your lessons. 我拍那张照片的时候,照相机的焦距有点没对准。 The camera _ when I took that photo. 【即学即练】单句语法填空/完成句子 on focus your attention/mind on/upon was a bit out of focus focusing in (1) (2) (3) (4) (5) 【知识归纳】 (1) assumption n.假定;假设 make an assumption/assumptions about 对作出假设 on the assumption that. 假定;假设 (2) It is generally assumed that. 普遍认为 (3) assuming (that). 假设 Many people assume that stress is caused by too much work. 很多人认为压力是工作太多所致。 3. assume v. 假定;假设;认为 (1) They preferred to make _(assume) about the world based on the experience of others. (2) _ (assume) that you were a manager of a company, which college students do you want to hire? (3) Where unemployment and crime are high, it can _ (assume) that the latter is due to the former. (4) We are working hard _the assumption that the rate of inflation will decrease next year. 【即学即练】单句语法填空 Assuming be assumed assumptions on I am great! I show my great respect for the respectable teacher in this respect. 在这方面,我对这位令人尊敬的老师表示崇高的敬意。 4. respect v. 尊敬;敬重 n. 尊敬;敬重 ;方面;问候(复数) 【知识归纳】 (1) respectful adj. 礼貌的;恭敬的 (2) respectable adj. 令人尊敬的 (3) respect sb.=show/have respect for sb. 尊重某人 (4) in respect of/with respect to 关于;就而言 (5) give/send my respects to sb. 代我向某人问好 (6) in this/that respect 在这/那 方面 (1) I respect you_your honesty. (2) I cant agree with your opinion _this respect. (3) Please send my respects_your parents when you write to them. (4) _respect to your suggestions, I am not yet able to tell you our decision. (5) Children should _(对表示尊重)their parents and teachers. (6) No one can match him _(在这一方面). 【即学即练】用适当的介词填空/补全句子 for With in to show respect for in this respect A good teacher suits his lessons to the age of his pupils. 优秀的老师会使他的授课适合学生的年龄特点。 5. suit v. 适合 【知识归纳】 (1) suit sb.适合某人 (2) suit.to. 使适合 (3) suit ones needs适合某人的需要 (4) suitable adj.适合的;相配的 (5) be suitable for适合于 (6) be suitable to do sth. 适合做某事 (1) I want to take this jacket because it _ me well and _ my trousers, though the style doesnt _ me. (suit/fit/match) (2)This book, written in simple English, is _ (suit) for beginners. (3)You have to suit your spending _ your income. (4)I dont have anything _ (wear)for the party. 【即学即练】选词填空/单句填空 【辨析】 (1) suit 多指合乎需要、口味、服装颜色、款式等的相配或适合; (2) match 多指大小、色调、形状、性质 等方面的搭配; (3) fit 多指大小、尺寸合适,“合身”。 fits matches suit suitable to to wear 你知道吗 ? Do you frequently ignore work, study, and other activities to check your phone for messages? 你经常把工作、学习和其他活动置于一旁而去查看手机短信吗 ? 【知识归纳】(1)ignore sb.不理睬某人 ignore sth. 无视/ 不顾某事 (2)ignorant adj. 无知的;粗鲁的 be ignorant of/about sth. 不知道某事 (3)ignorance n.U无知 in ignorance of sth. 不知道某事 6. ignore v. 忽视;忽略;不理 (1) _(ignore) the difference between the two research findings will be one of the worst mistakes you make. (2) To say you were _ (ignore)of the requirements is an excuse. (3) We are in complete _ (ignore) of your schedule. (4) Its stupid of him to be _ (ignore) of his parents warning. (5) What surprises us most is his _ (ignore). 【即学即练】单句语法填空 ignorance Ignoring ignorant ignorance ignorant If your father had still been alive,he would have been proud of you. 如果你父亲还健在的话,他会为你感到骄傲的。 【知识归纳】(1)be proud to do sth.做某事很自豪 (2)priden. 自豪;骄傲 take pride in 以为荣/对感到自豪/骄傲 (3)proudly adv. 自豪地;骄傲地 7. be proud of. 为感到自豪/骄傲 (1)We take _ (proud) in the prosperity of our country. (2)The residents of the town are proud _ its new library. (3)She _ (proud) told me she was offered a well-paid job. 【即学即练】单句语法填空 pride proudly of 【句式分析】本句中playing in a band 是动名词短语作主语。动名词(短语)作主语 表示一般性、抽象性的动作或状态。 【知识归纳】 (1)动名词短语作主语时有时用it作形式主语,真正的主语放在句尾。常见句型有: It is no use/no good/a waste of time doing sth.做没有用/没有好处/浪费时 间 It is worth doing sth. 做是值得的 (2)动名词短语作主语时,如果强调动作的执行者,在动名词短语前加上逻辑主语, 逻辑主语可以是名词所有格或形容词。 8. Playing in a band is not a job. 在乐队演奏不是一项工作。 (1) It is worth (see) the movie for another time. (2) In Hangzhou, borrowing books from a library (be) now as simple and convenient as shopping on line. (3)_ (read) aloud is very important for us to learn a foreign language. (4)玩这么长时间的电脑游戏是浪费时间。 It is a waste of time for such a long time. (5)汤姆误了火车,只得在这个城市再待一天。 caused him to stay in the city for another day. 【即学即练】单句语法填空/补全句子 seeing Reading is playing computer games Toms missing the train 1. lawlawyer 2. assumeassumption 3. ignore ignorant ignorance 4. respect respectable respectaful 5. profession professional 6. talenttalented 7. suitsuitable 认认知词汇词汇拓展词汇词汇 应应用词汇词汇 character, chat,career ,studio,cour t,option,sig h,curtain,ge neration,ga p 1. approch: approach sb. about sth.; an approach to 2. focus: focus.on/upon.; in focus; out of focus 3. respect: show/have respect for sb.; in respect of/with respect to; give/send my respects to sb.; in this/that respect 4. talent: have/show a talent for Summary 核心短 语语 1. jump in with both feet 2. at the same time 3. in surprise 4. be interested in 5. make friends 6. be proud of 7. focus on 8.take ones advice 9. in the end 1.动名词(短语)做主语 It is no use/no good doing sth. 做没有用/没有好处 It is a waste of time doing sth. 做是浪费时间 It is worth doing sth. 做是值得的 2. You cant be serious. 你不是认真的吧!/你是在开玩笑吧! 3.Whats wrong with.? 怎么了? 重点句式 单句语法填空 (1) (2 ) (3 ) The only approach to (solve) the problem is to turn to others for help. Being (ignore) of the laws, they settled the matter out of court. This kind of soil is not suitable growing peanuts. (4 ) (5 ) (6 ) (assume) that the work will be finished ahead of time, what should we do next? (encourage) children to stay in touch with nature, I think, will benefit them in the long run. She takes great (proud) in her childrens achievements. solving for Assuming ignorant Encouraging pride (1) (2 ) (3 ) (4 ) (5 ) (6 ) 根据提示补全句子 When I entered the classroom, all my classmates looked at me (吃惊地). No matter what you are doing, you should (全心全意投入). Tom is so kind a boy that they all like to (和他交朋友). He (为.感到自豪)himself for winning the first prize in the competition. You have drive and energy for those things you (对感兴趣). jump in with both feet in surprise make friends with him is proud of are interested in (1) (2 ) (3 ) (4 ) (5 ) 学科网(北京)股份有限公司 江苏省苏州第十中学江苏省苏州第十中学 20212022 学年第一学期学年第一学期 2022 届高三年级期初调研届高三年级期初调研 数学试卷数学试卷 一、选择题(本大题共一、选择题(本大题共 8 小题,每小题小题,每小题 5 分,共分,共 40 分,每小题只有一个是符合题目要求的)分,每小题只有一个是符合题目要求的) 1. 记全集,集合,集合,则( ) U R 2 |16Ax x|22 x Bx UA B A. B. C. D. 4,1,41,41,4 2. 函数的定义域是( ) 2 6 ln(1) xx y x A. B. C. D. 2,3(1,3 2,2)(2,3(1,2)(2,3 3. 大西洋鲑鱼每年都要逆流而上,游回到自己出生的淡水流域产卵. 记鲑鱼的游速为(单位:) , v/m s 鲑鱼的耗氧量的单位数为. 科学研究发现与成正比. 当时,鲑鱼的耗氧量的单位数 Q v 3 log 100 Q 1vm / s 为. 当时,其耗氧量的单位数为( ) 9002m / sv= A. B. C. D. 1800270072908100 4. 函数 的部分图象大致为( ) cos x f xex A. B. C. D. 学科网(北京)股份有限公司 5. 已知,则,的大小关系为( ) 2 3 1 3 a 2 3 1 2 b 3 logc abc A. B. C. D. abcacbcabcba 6. 若函数是定义在上的偶函数,在上是减函数,且,则使得的 ( )f x R (,0( 1)0f 2 4( )0 xf x 的取值范围是( ) x A. B. (, 2)( 1,1)(2,) C. D. ( 1,1)(, 2)(2,) 7. 已知函数,对于实数,使成立的一个必要不充分 32 23,0 ( ) 1,0 x xxx f x ex a 2 (3)(2 )(0)fafaf 条件是( ) A. B. C. D. 31a 10a 31a 13aa 或 8. 已知函数,若函数恰有四个零点,则实数的取值 3, 0 ( ) ,0 xx f x x x 2 ( )( )2()g xf xkxx kR k 范围是( ) A. B. (,0)(2 2,)(,0)(0,2 2) C. D. (, 2 2)(2 2,) (, 2 2)(0,2 2) 二、多项选择题(本题共二、多项选择题(本题共 4 小题,每题小题,每题 5 分共分共 20 分,每题四个选项中,有多项是正确的,全分,每题四个选项中,有多项是正确的,全 部选对得部选对得 5 分,部分选对得分,部分选对得 2 分,有选错的得分,有选错的得 0 分)分) 9. 设 ab0,则下列不等式一定成立的是( ) A. B. C. D. 0 ab ba 20201 a b 22 2 ab ab ba ab 10. 下面命题正确的是( ) A. “ ”是“”的充分不必要条件 1a 1 1 a B. 命题“任意,则”的否定是“存在,则”. xR 2 10 xx xR 2 10 xx C. 设,则“且 ”是“”的必要而不充分条件 , x yR 2x 2y 22 4xy D. 设,则“”是“”的必要不充分条件 , a bR 0a 0ab 学科网(北京)股份有限公司 11. 如图,在正方体中,分别是, 的中点, 为线段上的动点 1111 ABCDABC D EF 11 AD 11 C D GBC (不含端点),则下列结论中正确的是( ) A. 平面 /ACEFG B. 存在点使得 GEFFG C. 存在点使得异面直线与所成的角为 60 GABEG D. 三棱锥的体积为定值 1 GEFD 12. 已知定义在 R 上的函数的图象连续不断,若存在常数,使得对任意 f x()t tR ()( )0f xttf x 的实数 x 成立,则称是回旋函数.给出下列四个命题中,正确的命题是( ) f x A. 常值函数为回旋函数的充要条件是; ( )(0)f xa a 1t B. 若为回旋函数,则; (01) x yaa 1t C. 函数不是回旋函数; 2 ( )f xx D. 若是的回旋函数,则在上至少有 2015 个零点. f x 2t f x04030, 三、填空题(本大题共三、填空题(本大题共 4 小题,每小题小题,每小题 5 分,共分,共 20 分)分) 13. 若,且函数在处有极值,则的最大值等于 0m 0n 32 823f xxmxnx 1x mn _. 14. 已知四棱锥 PABCD 的顶点都在球 O 的球面上,底面 ABCD 是边长为 2 的正方形,且 PA面 ABCD,若四棱锥的体积为,则该球的体积为_ 16 3 15. 若函数 (其中)的最小值为 1,则的值为_. ( )21f xxxm 1 2 m m 学科网(北京)股份有限公司 16. 已知函数,对于任意实数,当时,记的最大值为. ( )f x , xa b 0 axb 0 |( )()|f xf x , 0 () a b Dx 若,则_; 2 ( )(1)f xx 0,3(2) D 若则的取值范围是_ 2 2 ,0, ( ) 21,0, xxx f x xx ,2( 1)a a D 四、解答题:(本大题共四、解答题:(本大题共 6 小题,共小题,共 70 分分.请在答题卡指定区域内作答,解答时应写出文字请在答题卡指定区域内作答,解答时应写出文字 说明、证明过程或演算步骤)说明、证明过程或演算步骤) 17. 已知全集,其中. U R 13Ax x 22 210Bx xxm 0m (1)若,求实数的取值范围; ABAm (2)若集合中仅有两个元素,求实数的值和集合. UA B m UA B 18. 如图,平面平面,是直角三角形,四边形是直角梯形, ABCD PADAPD90APDABCD 其中,是的中点,是的中点. /BC AD90BAD2ADBCOAD Q AP (1)求证:平面平面; /PCD QBO (2)求证:平面平面. PAB PCD 19. 已知函数. 2x f xeaxaR (1)若曲线在处的切线与轴平行,求; yf x 1,1f xa (2)已知在上的最大值不小于,求的取值范围; f x0,1 2a (3)写出所有可能的零点个数及相应的的取值范围.(请直接写出结论) f x a 20. 如图,已知四边形和均为直角梯形,且, ABCDBCEG/AD BC/CE BG2 BCDBCE 学科网(北京)股份有限公司 . 120ECD22BCCDCEADBG (1)求证:平面; /AGBDE (2)求二面角的余弦值. EBDC 21. 新冠疫情造成医用防护服短缺,政府决定为生产防护服的公司提供(万元)的专项补贴用 (0,10)x x 于扩大生产,并以每套 80 元的价格收购其生产的全部防护服,公司在收到政府(万元)补贴后,防护服产 x 量将增加到(万件),其中为工人的复工率.公司生产 万件防护服还需投入 12 6 4 tk x (0.5,1)k k t 成本(万元). (20850 )xt (1)将公司生产防护服的利润(万元)表示为补贴(万元)的函数(政府补贴万元计入公司收入); y xx (2)当复工率时,政府补贴多少万元才能使公司的防护服利润达到最大? 0.7k (3)对任意的(万元),当复工率达到多少时,公司才能不亏损?(精确到 0.01). 0,10 x k 22. 已知,. ( )lnf xx 2 ( )g xx (1)求函数的最大值; ( )( )1h xf xx (2),是否存在实数使得恒成立?若存在,求出 12 0 xx m 111222 mg xx f xmg xx f x 实数的取值范围;若不存在,请说明理由; m (3)已知函数有两个不同的极值点,若不等式恒成 ( )( )( )2xag xf xx 1 x 2 x 12 xx 立,则求实数的取值范围. 学科网(北京)股份有限公司 本试卷的题干、答案和解析均由组卷网(http:/)专业教师团队编校出品。 登录组卷网可对本试卷进行单题组卷、细目表分析、布置作业、举一反三等操作。 试卷地址:在组卷网浏览本卷 组卷网是学科网旗下的在线题库平台,覆盖小初高全学段全学科、超过 900 万精品解析试题。 关注组卷网服务号,可使用移动教学助手功能(布置作业、线上考试、加入错题本、错题训练) 。 学科网长期征集全国最新统考试卷、名校试卷、原创题,赢取丰厚稿酬,欢迎合作。 钱老师 QQ:537008204 曹老师 QQ:713000635 学科网(北京)股份有限公司 学科网(北京)股份有限公司 江苏省苏州第十中学江苏省苏州第十中学 20212022 学年第一学期学年第一学期 2022 届高三年级期初调研届高三年级期初调研 数学试卷数学试卷 一、选择题(本大题共一、选择题(本大题共 8 小题,每小题小题,每小题 5 分,共分,共 40 分,每小题只有一个是符合题目要求的)分,每小题只有一个是符合题目要求的) 1. 记全集,集合,集合,则( ) U R 2 |16Ax x|22 x Bx UA B A. B. C. D. 4,1,41,41,4 【答案】C 【解析】 【分析】 求得集合或,求得,再结合集合的交集运算, |4Ax x 4x |1Bx x | 44 UA xx 即可求解. 【详解】由题意,全集,集合或, U R 2 |16 |4Ax xx x 4x 集合, |22 |1 x Bxx x 所以,所以. | 44 UA xx |141,4 UA Bxx 故选:C. 【点睛】本题主要考查了集合的混合运算,其中解答中正确求解集合,再结合集合的补集和交集的运 ,A B 算求解是解答的关键,着重考查了推理与运算能力,属于基础题. 2. 函数的定义域是( ) 2 6 ln(1) xx y x A. B. C. D. 2,3(1,3 2,2)(2,3(1,2)(2,3 【答案】D 【解析】 【分析】 求出使函数式有意义的自变量的范围即可 【详解】由题意,解得或 2 60 10 11 xx x x 12x23x 学科网(北京)股份有限公司 故选:D 3. 大西洋鲑鱼每年都要逆流而上,游回到自己出生的淡水流域产卵. 记鲑鱼的游速为(单位:) , v/m s 鲑鱼的耗氧量的单位数为. 科学研究发现与成正比. 当时,鲑鱼的耗氧量的单位数 Q v 3 log 100 Q 1vm / s 为. 当时,其耗氧量的单位数为( ) 9002m / sv= A. B. C. D. 1800270072908100 【答案】D 【解析】 【分析】 设,利用当时,鲑鱼的耗氧量的单位数为求出后可计算时鲑鱼 3 log 100 Q vk 1vm / s900k2m / sv= 耗氧量的单位数. 【详解】设,因为时,故, 3 log 100 Q vk 1vm / s 900Q 3 900 1log2 100 kk 所以,故时,即. 1 2 k 2m / sv= 3 1 2log 2100 Q 8100Q 故选:D. 【点睛】本题考查对数函数模型在实际中的应用,解题时注意利用已知的公式来求解,本题为基础题. 4. 函数 的部分图象大致为( ) cos x f xex A. B. 学科网(北京)股份有限公司 C. D. 【答案】D 【解析】 【分析】先判断函数的单调性,结合函数的特值可得结果. 【详解】由,则 cos x f xex sin x fxex 当 时,则, 0 x e1 x sin0 x fxex 所以函数在上单调递增,排除选项 A,C f x0, 又 ,排除除选项 B 22 cos0 22 fee 故选:D 【点睛】本题主要考查函数图象的识别和判断,结合函数单调性以及特值是解决本题的关键比较基础 5. 已知,则,的大小关系为( ) 2 3 1 3 a 2 3 1 2 b 3 logc abc A. B. C. D. abcacbcabcba 【答案】D 【解析】 【分析】 容易得出,从而得出,的大小关系 22 33 3 11 ( )( )1,1 32 log abc 【详解】由题得; 22 0 33 33 111 ( )( )( )1,log 31 322 log cba 故选: D 【点睛】本题主要考查幂函数、指数函数和对数函数的单调性,意在考查学生对这些
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Period 1 Starting out keen chess player father-in his 40s, 4. ; football fan son-16 years old, a senior high 5. , music lover Friday chairs Grandfather lawyer student band music lawyer university friends Careful reading Task 1 Scan the text and choose the best answer. 1. Why did the son decide not to go to university? A. Because he wanted to become a lawyer. B. Because he wanted to focus on the band and have a career in music. C. Because he wanted to become a football player. D. Because he was not interested in the major. 2. What does “ You cant be serious” mean? A. The father isnt serious. B. The son isnt serious. C. The father didnt understand his sons words. D. The father is surprised at his sons words. 3. Whats the fathers advice? A. To go to university and study law. B. To drop school and play music. C. To go to university and play music. D. To play music and study law. 4. Why does the father wants his son to become a lawyer? A. Because his son is in deep love of law. B. Because his son can show his own talent. C. Because he benefits a lot from the career. D. Because lawyers are respected by others. 5. What do we know from the end of the passage? A. The son takes his grandfathers advice. B. The son is disappointed at his fathers words. C. The son and his father reach an agreement. D. The father doesnt agree with the grandfather. 6. What does the conversation mainly talk about? A. The relationship between family members. B. Grandpas suggestion on the future job. C. The disagreement between Father and Son in choosing a future job. D. The future development of the boys music band. The grandfather and the father, 1._(seat) at the table, are playing chess. The son 2._(nervous) approaches the table and tells his father he has decided not 3_(go) to university. He wants to focus 4._his band and has a career in music when he leaves school. The father thinks 5._(play) in a band is not a job and he wants 6._(he) son to be a lawyer because he thinks people show respect for lawyers. 7._, the son is not interested in law.The grandfather advises the son to think carefully 8._jumping in with both 9. _ (foot). The grandfather says if the son goes to university and plays music at the same time, he 10._(have) two options for his future. seated nervously to go on playing his However beforefeet will have Task 2 Read the passage again and fill in the blanks. Unfortunately, just as I took out my camera, a woman approached from behind, and planted herself right in front of my view. 不幸的是,就在我拿出相机时,一个女士从后面走上前来,站在了我前面。 【知识归纳】 (1) an approach to 通往的路 (2) an approach to doing sth. 解决的方法 (3) at the approach of 随着的来临/临近;快到的时 候 (4) approach sb. on /about (doing )sth. 与某人商量(做)某事 1. approach v. 走近; 靠近 n. 方法;方式;路径;通路;靠近 Language points 想一想:还有哪些“方法” ? approach approach to doing sth means by this means; by means of doing sth. way in this way;the way of doing sth. method with this method; a method of doing sth. manner in this manner The sports meeting _(approach). We are trying to prepare for it. All the approaches _the palace were guarded by troops. Facing up to your problems rather than running away from them is the best approach to _(deal) with them. At the meeting, they discussed thre different_(approach) to the study of maths. When he approached me_ the job, he was very surprised. 【即学即练】 单句语法填空 is approaching to dealing approaches on/about EXCELLENT 1 2 3 4 5 【知识归纳】 (1) focus on/upon 集中于;专注于 (2) focus ones mind/attention/energy on 把(注意力/精力)集中(于) (3) in focus/out of focus 清晰的;焦距对准的/模糊的;焦距没有对准的 We should focus on finding methods of making efficient use of limited resources. 我们应该集中精力寻找有效利用有限资源的方法。 2. focus vt. (把)集中(于) n. 焦点;中心 The discussion focused _three main problems. With so many people (focus) their eyes on him, he felt very nervous. You cant take a good photogragh unless the object is focus. 你应该把精力集中在你的功课上。 You should _your lessons. 我拍那张照片的时候,照相机的焦距有点没对准。 The camera _ when I took that photo. 【即学即练】单句语法填空/完成句子 on focus your attention/mind on/upon was a bit out of focus focusing in (1) (2) (3) (4) (5) 【知识归纳】 (1) assumption n.假定;假设 make an assumption/assumptions about 对作出假设 on the assumption that. 假定;假设 (2) It is generally assumed that. 普遍认为 (3) assuming (that). 假设 Many people assume that stress is caused by too much work. 很多人认为压力是工作太多所致。 3. assume v. 假定;假设;认为 (1) They preferred to make _(assume) about the world based on the experience of others. (2) _ (assume) that you were a manager of a company, which college students do you want to hire? (3) Where unemployment and crime are high, it can _ (assume) that the latter is due to the former. (4) We are working hard _the assumption that the rate of inflation will decrease next year. 【即学即练】单句语法填空 Assuming be assumed assumptions on I am great! I show my great respect for the respectable teacher in this respect. 在这方面,我对这位令人尊敬的老师表示崇高的敬意。 4. respect v. 尊敬;敬重 n. 尊敬;敬重 ;方面;问候(复数) 【知识归纳】 (1) respectful adj. 礼貌的;恭敬的 (2) respectable adj. 令人尊敬的 (3) respect sb.=show/have respect for sb. 尊重某人 (4) in respect of/with respect to 关于;就而言 (5) give/send my respects to sb. 代我向某人问好 (6) in this/that respect 在这/那 方面 (1) I respect you_your honesty. (2) I cant agree with your opinion _this respect. (3) Please send my respects_your parents when you write to them. (4) _respect to your suggestions, I am not yet able to tell you our decision. (5) Children should _(对表示尊重)their parents and teachers. (6) No one can match him _(在这一方面). 【即学即练】用适当的介词填空/补全句子 for With in to show respect for in this respect A good teacher suits his lessons to the age of his pupils. 优秀的老师会使他的授课适合学生的年龄特点。 5. suit v. 适合 【知识归纳】 (1) suit sb.适合某人 (2) suit.to. 使适合 (3) suit ones needs适合某人的需要 (4) suitable adj.适合的;相配的 (5) be suitable for适合于 (6) be suitable to do sth. 适合做某事 (1) I want to take this jacket because it _ me well and _ my trousers, though the style doesnt _ me. (suit/fit/match) (2)This book, written in simple English, is _ (suit) for beginners. (3)You have to suit your spending _ your income. (4)I dont have anything _ (wear)for the party. 【即学即练】选词填空/单句填空 【辨析】 (1) suit 多指合乎需要、口味、服装颜色、款式等的相配或适合; (2) match 多指大小、色调、形状、性质 等方面的搭配; (3) fit 多指大小、尺寸合适,“合身”。 fits matches suit suitable to to wear 你知道吗 ? Do you frequently ignore work, study, and other activities to check your phone for messages? 你经常把工作、学习和其他活动置于一旁而去查看手机短信吗 ? 【知识归纳】(1)ignore sb.不理睬某人 ignore sth. 无视/ 不顾某事 (2)ignorant adj. 无知的;粗鲁的 be ignorant of/about sth. 不知道某事 (3)ignorance n.U无知 in ignorance of sth. 不知道某事 6. ignore v. 忽视;忽略;不理 (1) _(ignore) the difference between the two research findings will be one of the worst mistakes you make. (2) To say you were _ (ignore)of the requirements is an excuse. (3) We are in complete _ (ignore) of your schedule. (4) Its stupid of him to be _ (ignore) of his parents warning. (5) What surprises us most is his _ (ignore). 【即学即练】单句语法填空 ignorance Ignoring ignorant ignorance ignorant If your father had still been alive,he would have been proud of you. 如果你父亲还健在的话,他会为你感到骄傲的。 【知识归纳】(1)be proud to do sth.做某事很自豪 (2)priden. 自豪;骄傲 take pride in 以为荣/对感到自豪/骄傲 (3)proudly adv. 自豪地;骄傲地 7. be proud of. 为感到自豪/骄傲 (1)We take _ (proud) in the prosperity of our country. (2)The residents of the town are proud _ its new library. (3)She _ (proud) told me she was offered a well-paid job. 【即学即练】单句语法填空 pride proudly of 【句式分析】本句中playing in a band 是动名词短语作主语。动名词(短语)作主语 表示一般性、抽象性的动作或状态。 【知识归纳】 (1)动名词短语作主语时有时用it作形式主语,真正的主语放在句尾。常见句型有: It is no use/no good/a waste of time doing sth.做没有用/没有好处/浪费时 间 It is worth doing sth. 做是值得的 (2)动名词短语作主语时,如果强调动作的执行者,在动名词短语前加上逻辑主语, 逻辑主语可以是名词所有格或形容词。 8. Playing in a band is not a job. 在乐队演奏不是一项工作。 (1) It is worth (see) the movie for another time. (2) In Hangzhou, borrowing books from a library (be) now as simple and convenient as shopping on line. (3)_ (read) aloud is very important for us to learn a foreign language. (4)玩这么长时间的电脑游戏是浪费时间。 It is a waste of time for such a long time. (5)汤姆误了火车,只得在这个城市再待一天。 caused him to stay in the city for another day. 【即学即练】单句语法填空/补全句子 seeing Reading is playing computer games Toms missing the train 1. lawlawyer 2. assumeassumption 3. ignore ignorant ignorance 4. respect respectable respectaful 5. profession professional 6. talenttalented 7. suitsuitable 认认知词汇词汇拓展词汇词汇 应应用词汇词汇 character, chat,career ,studio,cour t,option,sig h,curtain,ge neration,ga p 1. approch: approach sb. about sth.; an approach to 2. focus: focus.on/upon.; in focus; out of focus 3. respect: show/have respect for sb.; in respect of/with respect to; give/send my respects to sb.; in this/that respect 4. talent: have/show a talent for Summary 核心短 语语 1. jump in with both feet 2. at the same time 3. in surprise 4. be interested in 5. make friends 6. be proud of 7. focus on 8.take ones advice 9. in the end 1.动名词(短语)做主语 It is no use/no good doing sth. 做没有用/没有好处 It is a waste of time doing sth. 做是浪费时间 It is worth doing sth. 做是值得的 2. You cant be serious. 你不是认真的吧!/你是在开玩笑吧! 3.Whats wrong with.? 怎么了? 重点句式 单句语法填空 (1) (2 ) (3 ) The only approach to (solve) the problem is to turn to others for help. Being (ignore) of the laws, they settled the matter out of court. This kind of soil is not suitable growing peanuts. (4 ) (5 ) (6 ) (assume) that the work will be finished ahead of time, what should we do next? (encourage) children to stay in touch with nature, I think, will benefit them in the long run. She takes great (proud) in her childrens achievements. solving for Assuming ignorant Encouraging pride (1) (2 ) (3 ) (4 ) (5 ) (6 ) 根据提示补全句子 When I entered the classroom, all my classmates looked at me (吃惊地). No matter what you are doing, you should (全心全意投入). Tom is so kind a boy that they all like to (和他交朋友). He (为.感到自豪)himself for winning the first prize in the competition. You have drive and energy for those things you (对感兴趣). jump in with both feet in surprise make friends with him is proud of are interested in (1) (2 ) (3 ) (4 ) (5 ) 学科网(北京)股份有限公司 江苏省苏州第十中学江苏省苏州第十中学 20212022 学年第一学期学年第一学期 2022 届高三年级期初调研届高三年级期初调研 数学试卷数学试卷 一、选择题(本大题共一、选择题(本大题共 8 小题,每小题小题,每小题 5 分,共分,共 40 分,每小题只有一个是符合题目要求的)分,每小题只有一个是符合题目要求的) 1. 记全集,集合,集合,则( ) U R 2 |16Ax x|22 x Bx UA B A. B. C. D. 4,1,41,41,4 2. 函数的定义域是( ) 2 6 ln(1) xx y x A. B. C. D. 2,3(1,3 2,2)(2,3(1,2)(2,3 3. 大西洋鲑鱼每年都要逆流而上,游回到自己出生的淡水流域产卵. 记鲑鱼的游速为(单位:) , v/m s 鲑鱼的耗氧量的单位数为. 科学研究发现与成正比. 当时,鲑鱼的耗氧量的单位数 Q v 3 log 100 Q 1vm / s 为. 当时,其耗氧量的单位数为( ) 9002m / sv= A. B. C. D. 1800270072908100 4. 函数 的部分图象大致为( ) cos x f xex A. B. C. D. 学科网(北京)股份有限公司 5. 已知,则,的大小关系为( ) 2 3 1 3 a 2 3 1 2 b 3 logc abc A. B. C. D. abcacbcabcba 6. 若函数是定义在上的偶函数,在上是减函数,且,则使得的 ( )f x R (,0( 1)0f 2 4( )0 xf x 的取值范围是( ) x A. B. (, 2)( 1,1)(2,) C. D. ( 1,1)(, 2)(2,) 7. 已知函数,对于实数,使成立的一个必要不充分 32 23,0 ( ) 1,0 x xxx f x ex a 2 (3)(2 )(0)fafaf 条件是( ) A. B. C. D. 31a 10a 31a 13aa 或 8. 已知函数,若函数恰有四个零点,则实数的取值 3, 0 ( ) ,0 xx f x x x 2 ( )( )2()g xf xkxx kR k 范围是( ) A. B. (,0)(2 2,)(,0)(0,2 2) C. D. (, 2 2)(2 2,) (, 2 2)(0,2 2) 二、多项选择题(本题共二、多项选择题(本题共 4 小题,每题小题,每题 5 分共分共 20 分,每题四个选项中,有多项是正确的,全分,每题四个选项中,有多项是正确的,全 部选对得部选对得 5 分,部分选对得分,部分选对得 2 分,有选错的得分,有选错的得 0 分)分) 9. 设 ab0,则下列不等式一定成立的是( ) A. B. C. D. 0 ab ba 20201 a b 22 2 ab ab ba ab 10. 下面命题正确的是( ) A. “ ”是“”的充分不必要条件 1a 1 1 a B. 命题“任意,则”的否定是“存在,则”. xR 2 10 xx xR 2 10 xx C. 设,则“且 ”是“”的必要而不充分条件 , x yR 2x 2y 22 4xy D. 设,则“”是“”的必要不充分条件 , a bR 0a 0ab 学科网(北京)股份有限公司 11. 如图,在正方体中,分别是, 的中点, 为线段上的动点 1111 ABCDABC D EF 11 AD 11 C D GBC (不含端点),则下列结论中正确的是( ) A. 平面 /ACEFG B. 存在点使得 GEFFG C. 存在点使得异面直线与所成的角为 60 GABEG D. 三棱锥的体积为定值 1 GEFD 12. 已知定义在 R 上的函数的图象连续不断,若存在常数,使得对任意 f x()t tR ()( )0f xttf x 的实数 x 成立,则称是回旋函数.给出下列四个命题中,正确的命题是( ) f x A. 常值函数为回旋函数的充要条件是; ( )(0)f xa a 1t B. 若为回旋函数,则; (01) x yaa 1t C. 函数不是回旋函数; 2 ( )f xx D. 若是的回旋函数,则在上至少有 2015 个零点. f x 2t f x04030, 三、填空题(本大题共三、填空题(本大题共 4 小题,每小题小题,每小题 5 分,共分,共 20 分)分) 13. 若,且函数在处有极值,则的最大值等于 0m 0n 32 823f xxmxnx 1x mn _. 14. 已知四棱锥 PABCD 的顶点都在球 O 的球面上,底面 ABCD 是边长为 2 的正方形,且 PA面 ABCD,若四棱锥的体积为,则该球的体积为_ 16 3 15. 若函数 (其中)的最小值为 1,则的值为_. ( )21f xxxm 1 2 m m 学科网(北京)股份有限公司 16. 已知函数,对于任意实数,当时,记的最大值为. ( )f x , xa b 0 axb 0 |( )()|f xf x , 0 () a b Dx 若,则_; 2 ( )(1)f xx 0,3(2) D 若则的取值范围是_ 2 2 ,0, ( ) 21,0, xxx f x xx ,2( 1)a a D 四、解答题:(本大题共四、解答题:(本大题共 6 小题,共小题,共 70 分分.请在答题卡指定区域内作答,解答时应写出文字请在答题卡指定区域内作答,解答时应写出文字 说明、证明过程或演算步骤)说明、证明过程或演算步骤) 17. 已知全集,其中. U R 13Ax x 22 210Bx xxm 0m (1)若,求实数的取值范围; ABAm (2)若集合中仅有两个元素,求实数的值和集合. UA B m UA B 18. 如图,平面平面,是直角三角形,四边形是直角梯形, ABCD PADAPD90APDABCD 其中,是的中点,是的中点. /BC AD90BAD2ADBCOAD Q AP (1)求证:平面平面; /PCD QBO (2)求证:平面平面. PAB PCD 19. 已知函数. 2x f xeaxaR (1)若曲线在处的切线与轴平行,求; yf x 1,1f xa (2)已知在上的最大值不小于,求的取值范围; f x0,1 2a (3)写出所有可能的零点个数及相应的的取值范围.(请直接写出结论) f x a 20. 如图,已知四边形和均为直角梯形,且, ABCDBCEG/AD BC/CE BG2 BCDBCE 学科网(北京)股份有限公司 . 120ECD22BCCDCEADBG (1)求证:平面; /AGBDE (2)求二面角的余弦值. EBDC 21. 新冠疫情造成医用防护服短缺,政府决定为生产防护服的公司提供(万元)的专项补贴用 (0,10)x x 于扩大生产,并以每套 80 元的价格收购其生产的全部防护服,公司在收到政府(万元)补贴后,防护服产 x 量将增加到(万件),其中为工人的复工率.公司生产 万件防护服还需投入 12 6 4 tk x (0.5,1)k k t 成本(万元). (20850 )xt (1)将公司生产防护服的利润(万元)表示为补贴(万元)的函数(政府补贴万元计入公司收入); y xx (2)当复工率时,政府补贴多少万元才能使公司的防护服利润达到最大? 0.7k (3)对任意的(万元),当复工率达到多少时,公司才能不亏损?(精确到 0.01). 0,10 x k 22. 已知,. ( )lnf xx 2 ( )g xx (1)求函数的最大值; ( )( )1h xf xx (2),是否存在实数使得恒成立?若存在,求出 12 0 xx m 111222 mg xx f xmg xx f x 实数的取值范围;若不存在,请说明理由; m (3)已知函数有两个不同的极值点,若不等式恒成 ( )( )( )2xag xf xx 1 x 2 x 12 xx 立,则求实数的取值范围. 学科网(北京)股份有限公司 本试卷的题干、答案和解析均由组卷网(http:/)专业教师团队编校出品。 登录组卷网可对本试卷进行单题组卷、细目表分析、布置作业、举一反三等操作。 试卷地址:在组卷网浏览本卷 组卷网是学科网旗下的在线题库平台,覆盖小初高全学段全学科、超过 900 万精品解析试题。 关注组卷网服务号,可使用移动教学助手功能(布置作业、线上考试、加入错题本、错题训练) 。 学科网长期征集全国最新统考试卷、名校试卷、原创题,赢取丰厚稿酬,欢迎合作。 钱老师 QQ:537008204 曹老师 QQ:713000635 学科网(北京)股份有限公司 学科网(北京)股份有限公司 江苏省苏州第十中学江苏省苏州第十中学 20212022 学年第一学期学年第一学期 2022 届高三年级期初调研届高三年级期初调研 数学试卷数学试卷 一、选择题(本大题共一、选择题(本大题共 8 小题,每小题小题,每小题 5 分,共分,共 40 分,每小题只有一个是符合题目要求的)分,每小题只有一个是符合题目要求的) 1. 记全集,集合,集合,则( ) U R 2 |16Ax x|22 x Bx UA B A. B. C. D. 4,1,41,41,4 【答案】C 【解析】 【分析】 求得集合或,求得,再结合集合的交集运算, |4Ax x 4x |1Bx x | 44 UA xx 即可求解. 【详解】由题意,全集,集合或, U R 2 |16 |4Ax xx x 4x 集合, |22 |1 x Bxx x 所以,所以. | 44 UA xx |141,4 UA Bxx 故选:C. 【点睛】本题主要考查了集合的混合运算,其中解答中正确求解集合,再结合集合的补集和交集的运 ,A B 算求解是解答的关键,着重考查了推理与运算能力,属于基础题. 2. 函数的定义域是( ) 2 6 ln(1) xx y x A. B. C. D. 2,3(1,3 2,2)(2,3(1,2)(2,3 【答案】D 【解析】 【分析】 求出使函数式有意义的自变量的范围即可 【详解】由题意,解得或 2 60 10 11 xx x x 12x23x 学科网(北京)股份有限公司 故选:D 3. 大西洋鲑鱼每年都要逆流而上,游回到自己出生的淡水流域产卵. 记鲑鱼的游速为(单位:) , v/m s 鲑鱼的耗氧量的单位数为. 科学研究发现与成正比. 当时,鲑鱼的耗氧量的单位数 Q v 3 log 100 Q 1vm / s 为. 当时,其耗氧量的单位数为( ) 9002m / sv= A. B. C. D. 1800270072908100 【答案】D 【解析】 【分析】 设,利用当时,鲑鱼的耗氧量的单位数为求出后可计算时鲑鱼 3 log 100 Q vk 1vm / s900k2m / sv= 耗氧量的单位数. 【详解】设,因为时,故, 3 log 100 Q vk 1vm / s 900Q 3 900 1log2 100 kk 所以,故时,即. 1 2 k 2m / sv= 3 1 2log 2100 Q 8100Q 故选:D. 【点睛】本题考查对数函数模型在实际中的应用,解题时注意利用已知的公式来求解,本题为基础题. 4. 函数 的部分图象大致为( ) cos x f xex A. B. 学科网(北京)股份有限公司 C. D. 【答案】D 【解析】 【分析】先判断函数的单调性,结合函数的特值可得结果. 【详解】由,则 cos x f xex sin x fxex 当 时,则, 0 x e1 x sin0 x fxex 所以函数在上单调递增,排除选项 A,C f x0, 又 ,排除除选项 B 22 cos0 22 fee 故选:D 【点睛】本题主要考查函数图象的识别和判断,结合函数单调性以及特值是解决本题的关键比较基础 5. 已知,则,的大小关系为( ) 2 3 1 3 a 2 3 1 2 b 3 logc abc A. B. C. D. abcacbcabcba 【答案】D 【解析】 【分析】 容易得出,从而得出,的大小关系 22 33 3 11 ( )( )1,1 32 log abc 【详解】由题得; 22 0 33 33 111 ( )( )( )1,log 31 322 log cba 故选: D 【点睛】本题主要考查幂函数、指数函数和对数函数的单调性,意在考查学生对这些
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