人教版高考必考单词串讲 选修八 Unit 5课件.ppt(课件中不含音视频素材)

1、Unit Five合理拆分合理拆分 生熟联想生熟联想形成脑图形成脑图 长久不忘长久不忘说一千道一万，记住单词是关键！操千曲而后晓声；观千剑而后识器。1 (n.)意义，重要性2 (adv.)不知怎么地3 (vi.&vt.)鼓掌欢迎；赞赏significance somehowapplaud4 (vt.)加速，促进5 (vt.)逮捕，吸引6 (adj.)眩晕的7 (n.)减轻，消除8 (n.)划分，分界线9 (adj.)熟练的10 (adj.)系统的acceleratearrestdizzyreliefdivision skilfulsystematic1_adj.放射性的；有辐射的放射性的；有辐

2、射的 _ n.2_vi.&vt.加速；促进加速；促进 _n.3_n 技巧；技能技巧；技能 _adj.有技巧的；熟练的有技巧的；熟练的4_vt.分割；划分分割；划分_n 分割；分配分割；分配5_adj.快乐的快乐的_adv.快乐地；轻松地快乐地；轻松地 radioactiveradioactivityaccelerateaccelerationskillskillfuldividedivisiongaygaily1.identify1.identify辨别辨别,辨认辨认,认出认出 (=make out=distinguish=tell=(=make out=distinguish=tell=re

3、cognize)recognize)I identified myself _ them _ I identified myself _ them _ showing them my papers.showing them my papers.我向他们出示证件以证明我的身份我向他们出示证件以证明我的身份 totobybyShe identified the bag _ hers _ She identified the bag _ hers _ telling what it contained.telling what it contained.通过说出提包里装的东西她认领了自己的包。通过说

4、出提包里装的东西她认领了自己的包。asasbyby One cannot identify happiness _ wealth.我们不能把幸福与财富等同起来。withwith31.identification n.鉴定；辨认；确认_n.本身；本体；身份；同一性；相同；一致;认同_adj.同一的，完全相同的词组：be identical with/to完全相同的,完全相似_v.确认；认出recognize；鉴定identify sb./sth.(as sb./sth.)显示、说明身份_“身份证”，简写为ID card。_身份证号码身份证号码identicalidentificationiden

5、tity unidentifiedidentityidenticalidentifyidentification/identity cardidentification number1.Even the small baby can _her mother by her voice.2.The police officer _ himself and asked for our help.3.The tests are _ to those carried out last year.4.This is the _ hotel we stayed at last year.这就是我们去年住过的

6、旅馆。5.We have a sense of national_.我们有民族认同感。6._ crisisidentifyidentifiedidenticalidenticalidentityidentityComplete the sentences with the words above.(1)have no alternative/choice but to do sth.(1)have no alternative/choice but to do sth.别无选择只好做某事别无选择只好做某事 theres no alternative.theres no alternative.

7、别无选择别无选择 an alternative an alternative toto.的替代品的替代品(2)alternatively(2)alternatively advadv.可供选择地可供选择地 联想归纳联想归纳 完成下列完成下列“别无选择只好做别无选择只好做”的其他表达形式。的其他表达形式。1.have no choice but _1.have no choice but _2.cant choose/help but _2.cant choose/help but _3.cant do sth.but _3.cant do sth.but _4.can do nothing b

8、ut _4.can do nothing but _5.5.can not but _ can not but _ toto do sth.do sth.do sth.do sth.do sth.do sth.have no alternative but have no alternative but toto do sth.do sth.别无选择只好做别无选择只好做do sth.do sth.do sth.do sth.除了做某事外没有别的办法除了做某事外没有别的办法;只有只有;只好只好have no alternative/choice have no alternative/choic

9、e but to dobut to do sthsth=have no alternative=have no alternative to doingto doing sth sth比较：比较：There was no alternative There was no alternative but to dobut to do sth.sth.(没有别的办法，只好离开没有别的办法，只好离开)。take the alternative take the alternative ofof doing sth doing sth选择做某事选择做某事1.I had no alternative b

10、ut report him to the police._2.He had no alternative to stay at home._3.You have the alternative to speaking or keeping quiet._4.There are some alternatives of our plan._to_staying_of【改错改错】_to用用 to 表示表示 代替，用代替，用 of 表同位关系。表同位关系。take/have the alternative of doing sth选择做某事选择做某事an alternative to.的替代品的替代

11、品除了做某事外没有别的办法除了做某事外没有别的办法;只有只有;只好只好have no alternative/choice but to do sth=have no alternative to doing sthto1.We took the alternative _keeping quiet.2.Thereisnoalternative_ what he proposed.3.If you wanttostand out,thereisnoalternative_ hard work.4.There is no alternative _ fight.运用：语法填空运用：语法填空(我们

12、选择了保持沉默)。他的提议没有变通余地。oftobutbut to1.1.The way was blockedThe way was blocked，so we went by anso we went by an _ _ road.road.2.You can be paid in cash weekly or by2.You can be paid in cash weekly or by cheque monthly;those are the two cheque monthly;those are the two _._.3.I can meet you at eight oclo

13、ck;_ 3.I can meet you at eight oclock;_ you can call for me.you can call for me.运用：语法填空运用：语法填空alternativealternativealternativelyalternatively=as analternative,意为“作为替代的办法”alternativelyalternativealternatives根据汉语意思完成句子根据汉语意思完成句子(1)他别无选择他别无选择,只好一个人去那儿。只好一个人去那儿。He had no alternative but _there alone.to

14、 go(2)There are some alternatives _our plan.有几种方案可以代替我们的计划。有几种方案可以代替我们的计划。to(3)你能推荐别的选择吗？你能推荐别的选择吗？(4)Can you _?要是我不喜欢学校准备的午餐，你可要是我不喜欢学校准备的午餐，你可以自己带饭。以自己带饭。If you dont like the school lunch,_ _.you have the alternative of bringing your ownrecommend an alternativenot working hard andbeing unsuccessfu

15、l There is no alternative for us but to take immediate action to stop pollution.We have no alternative in the matter.即学即练即学即练(1)Have you got an _ suggestion?(1)Have you got an _ suggestion?你有没有其他的建议？你有没有其他的建议？(2)You _ marrying or(2)You _ marrying or remaining a bachelor.remaining a bachelor.你可以结婚也可以

16、仍做单身汉你可以结婚也可以仍做单身汉，任你选择任你选择。alternativehave the alternative of(3)We have _.(3)We have _.除了除了继续下去，我们没有选择的余地。继续下去，我们没有选择的余地。(4)There is _.(4)There is _.除了战斗，没有其他的办法。除了战斗，没有其他的办法。no alternative but to go onno alternative but to fight辨析：辨析：alternative,choice 与与 selectionalternative一般强调在只有两种可能性或者行为一般强调在只

17、有两种可能性或者行为方式之间所做的选择。方式之间所做的选择。choice泛指从一组人或物中进行的自由选择，泛指从一组人或物中进行的自由选择，指选择、挑选、抉择。指选择、挑选、抉择。selection含有可供选择的许多不同的人或物的含有可供选择的许多不同的人或物的意思，尤指选拔。意思，尤指选拔。You have an_:Leave with your money,or stay to help me.The store offers a wide _of fruits and vegetables.Parents should be careful in their _ of the movie

18、s their young children see.alternativechoiceselection6.accuracy n.精确；准确精确；准确 _ adj.精确的；准确的精确的；准确的 _ adv.精确地；准确地精确地；准确地_ n.错误错误inaccuracyaccurateaccurately_ is the first thing.To get an _number，we must measure_.(accurate)accurately Accuracyaccurate Sometimes a person suffering a loss gives incomplete

19、，or even _(accurate)information.inaccurate Keep an English-English dictionary handy，and when you cant interpret a word _ accuracy，you may refer to it any time.with 8.interrupt v.打断打断(讲话讲话)；打岔；暂时中；打岔；暂时中止或中断止或中断_ n.中止中止,中断中断;阻拦物阻拦物,障碍物障碍物_n.打断者，阻碍者打断者，阻碍者 _搭配搭配不中断地不中断地 without interruption interrupti

20、oninterrupter_打断某人的讲话或正在做的打断某人的讲话或正在做的 vi.打岔打岔vt.暂时中断或中止暂时中断或中止interrupt sb.The bell indicating the end of the period rang，_(interrupt)our heated discussion.Chinese civilization is the only one without _(interrupt)in the world.interruptinginterruption interrupt/disturb interrupt/disturb(1)interrupt(

21、1)interrupt打断打断(某人的某人的)谈话；中断谈话；中断(某人的某人的)行动行动(2)disturb(2)disturb打扰打扰(尤指正在工作的人尤指正在工作的人)；妨碍；妨碍(某人的睡眠某人的睡眠)使烦恼使烦恼(worry)(worry)应用应用(1)If you get up early,try not to _ anyone(1)If you get up early,try not to _ anyone else.else.如果你起得早如果你起得早，尽量不要打扰别人尽量不要打扰别人。(2)Youd better not _ him when he is(2)Youd bet

22、ter not _ him when he is speaking.speaking.当他在说话时你最好别打断他当他在说话时你最好别打断他。(3)Im sorry to _ you,but can I talk to(3)Im sorry to _ you,but can I talk to you for a momentyou for a moment？对不起？对不起，打扰你一下打扰你一下，我能跟你谈我能跟你谈一会儿吗？一会儿吗？disturb interruptdisturb根据汉语提示完成句子根据汉语提示完成句子(1)The trade between the two countrie

23、s _(被中断被中断)by the war.(2)The house is so tall that it _(挡住挡住)our view of Mount Tai.(3)Dont _(插嘴插嘴)When others are talking.(4)She opened the door quietly so as not to _(打扰打扰)the sleeping boy.was interruptedinterruptsinterruptdisturb10.assume vt.假定；设想假定；设想_ n.假定，假设假定，假设_suppose/supposing that 假设假设_认为某

24、人是认为某人是assumptionassumptionassume sb.to be.assume sb.to be.assuming that.assuming that.assume that.设想设想，假定，假定(1)assume sb./sth.to be(1)assume sb./sth.to be假定假定/假设某人假设某人/某事为某事为 assume that.assume that.假定假定/假设假设 It is assumed that.It is assumed that.被认为被认为(2)assumption(2)assumption n n.假定；假设假定；假设 make

25、 an assumption make an assumption 认为；假定认为；假定 on the assumption that on the assumption that 假定假定(3)assuming that.(3)assuming that.假设假设/假定假定But when it comes to medicine,I had assumed it was important to always be honest with my patients.(2011湖北高考阅读湖北高考阅读A)但是当提到医学时，我以前认为如实地告诉病人是非常重要的。但是当提到医学时，我以前认为如实地

26、告诉病人是非常重要的。that stress is caused by too much work.一般认为，紧张是工作过重所致。一般认为，紧张是工作过重所致。it is true,what should we do now?假定那是真的，我们现在该怎么办？假定那是真的，我们现在该怎么办？A lot of people make the assumption that poverty only exists in the Third World.许多人认为贫困仅仅存在于第三世界。许多人认为贫困仅仅存在于第三世界。It is generally assumedAssuming that运用：根据

27、汉语提示完成下列句子。运用：根据汉语提示完成下列句子。我想你总是在同一时间起床。我想你总是在同一时间起床。_ you always get up at the same time.假定这是真的，我们现在该怎麽办？假定这是真的，我们现在该怎麽办？_，what should we do now?Assuming it to be true I assume 即学即练即学即练(1)You _ his innocence before hearing(1)You _ his innocence before hearing the evidence against him.the evidence a

28、gainst him.You _ him _ innocent before You _ him _ innocent before hearing the evidence against him.hearing the evidence against him.You _ he is innocent before hearing You _ he is innocent before hearing the evidence against him.the evidence against him.在听到对他不利的证言前在听到对他不利的证言前，你假定他是无罪的你假定他是无罪的。assum

29、eassumeto beassume that(2)_/_/_(that)it(2)_/_/_(that)it rains,what shall we do?rains,what shall we do?假如下雨的话，我们怎么办？假如下雨的话，我们怎么办？Assuming SupposeSupposing1111regardless of regardless of 不管；不顾不管；不顾(侧重指不计后果和代价侧重指不计后果和代价)高考佳句高考佳句 The difference is important The difference is important regardless ofregar

30、dless of industry and company industry and company size.size.(2011(2011 四川高考阅读四川高考阅读E)E)不管企业或公司的规模如何，不管企业或公司的规模如何，(发展速度的发展速度的)差异是至关重差异是至关重要的。要的。(1)regardless of.(1)regardless of.强调强调“不认为不认为重要；从而不加以重要；从而不加以重视或考虑重视或考虑”，而，而despitedespite和和in spite ofin spite of有有“尽管尽管但是但是”之意。之意。(2)regardless of(2)regar

31、dless of后可接后可接whether,whatwhether,what引导的从句，而引导的从句，而in spite ofin spite of和和despitedespite后不可接从句。后不可接从句。He says what he thinks,_other He says what he thinks,_other peoples feelings.peoples feelings.他怎么想就怎么说，不考虑别人的感受。他怎么想就怎么说，不考虑别人的感受。_whether he is right or wrong,_whether he is right or wrong,we hav

32、e to follow his decisions.we have to follow his decisions.不论他是对还是错，我们必须遵守他的决定。不论他是对还是错，我们必须遵守他的决定。the high mountains and thick forests,the high mountains and thick forests,the doctors and nurses rushed to the scene of the the doctors and nurses rushed to the scene of the accident for the rescue.acci

33、dent for the rescue.尽管山高林密，医护人员还是迅速地赶到出事地点，实施救援。尽管山高林密，医护人员还是迅速地赶到出事地点，实施救援。DespiteDespiteregardless ofregardless ofRegardless ofRegardless of1111regardless of regardless of 不管；不顾不管；不顾in spite of in spite of 尽管；不管尽管；不管despite despite 不管；尽管不管；尽管as regards as regards 关于关于，至于至于in regard to/of.in regard

34、 to/of.关于关于in this regard in this regard 关于此事关于此事with regard to with regard to 关于关于regarding prep.regarding prep.关于关于提示：提示：regardless of,in spite ofregardless of,in spite of和和 despite despite 后面不能直接跟从句，只能跟名词，后面不能直接跟从句，只能跟名词，但可以跟但可以跟 the fact that.the fact that.。即学即练即学即练(1)They decorated the house _

35、the(1)They decorated the house _ the high cost.high cost.他们不惜高额的费用装修房子他们不惜高额的费用装修房子。(2)They continued to work _ the(2)They continued to work _ the fact that it was raining.fact that it was raining.尽管天在下雨尽管天在下雨，他们还继续工他们还继续工作作。regardless ofregardless of15.at most 至多；最多至多；最多 反义：反义：at least至少至少运用：根据汉语意思

36、完成句子。运用：根据汉语意思完成句子。你最多出多少钱？你最多出多少钱？How much will you pay_?at most 这辆汽车最多能容纳四十名乘员。这辆汽车最多能容纳四十名乘员。This car can hold_.forty passengers at most1515at mostat most至多至多at(the)mostat(the)most至多至多，不超过不超过at(the)leastat(the)least至少至少，不低于；无论如何不低于；无论如何at(the)bestat(the)best充其量充其量，不超过不超过most of allmost of all尤其尤其

37、，特别特别make the most of(make the most of(make full use of)make full use of)充分利用充分利用least of all(least of all(especially not)especially not)更不用说更不用说not in the least(not in the least(not at all)not at all)一点也不一点也不17.sharp adj.锋利的；尖锐的；急剧的锋利的；尖锐的；急剧的_ adv.锐利地；急剧地锐利地；急剧地 _ n.锐利锐利 _ v.削尖；尖锐削尖；尖锐 _ n.削刀；磨具削刀

38、；磨具sharpenersharplysharpnesssharpen You must be very careful with this_knife.A workman must _ his tools if he is to do his work well.Who else has a pencil_?sharp sharpen sharpener 18.cut up 切碎，使伤心切碎，使伤心 cut down砍倒，削减，删节砍倒，削减，删节运用：根据汉语意思完成句子。运用：根据汉语意思完成句子。她失败后感到非常痛心。她失败后感到非常痛心。She was badly _ when sh

39、e failed.cut up 他们砍倒了那棵树。他们砍倒了那棵树。They_.cut down that tree 她把胡萝卜切碎放入锅中。她把胡萝卜切碎放入锅中。She _ and put them in the pot.cut up the carrots 我们必须要削减开支，因为收入减少我们必须要削减开支，因为收入减少了。了。We have to _，since our income decreases.cut down expenses1818cut up cut up 切碎；割碎切碎；割碎 _砍掉，砍掉，砍倒；缩减砍倒；缩减，减少减少，削减削减 _剪断剪断，凿穿；抄近路穿过凿穿；抄

40、近路穿过 _剪下剪下，切掉切掉，割掉；删除；住口割掉；删除；住口 _插嘴插嘴，插入；打断插入；打断(谈话谈话)_ _切掉；割掉；剪下切掉；割掉；剪下，删去；切断删去；切断，断绝；使分离断绝；使分离，使隔绝；打断使隔绝；打断，(突然突然)中止中止，中断中断 _去掉；切掉；砍掉去掉；切掉；砍掉cut downcut downcut throughcut throughcut outcut outcut incut incut offcut offcut awaycut away 即学即练即学即练(1)(1)_ the carrots before you put them _ the carrot

41、s before you put them into the pot.into the pot.把胡萝卜切碎后再放进锅内把胡萝卜切碎后再放进锅内。The cook _ the meat for the pie.The cook _ the meat for the pie.这厨师将肉切碎做肉饼这厨师将肉切碎做肉饼。Cut upcut up(2)(2)用适当的介、副词填空用适当的介、副词填空You wont be cutting _ the office staff,You wont be cutting _ the office staff,then?then?The gas has been

42、 cut_.The gas has been cut_.John and his brother were arguing so their John and his brother were arguing so their mother told them to cut it _ and go to bed.mother told them to cut it _ and go to bed.downoffoutMr Davis cut _ to ask if anyone would like Mr Davis cut _ to ask if anyone would like a dr

43、ink.a drink.He cut _ the old branches from the tree.He cut _ the old branches from the tree.inaway20.ample adj.足够的;充足的;富裕的 最高级:amplest;比较级:ampler易混辨析易混辨析plentifulplentiful，ampleample，abundantabundant(1)plentiful(1)plentiful“丰富的，充足的丰富的，充足的”，常用于食物、，常用于食物、收获、财产等，不能用于时间、空间、思想等方收获、财产等，不能用于时间、空间、思想等方面；面；(

44、2)ample(2)ample作作“足够的足够的”讲时，含有讲时，含有“充足有余充足有余”之之意，只能修饰表示无形东西的名词，如：意，只能修饰表示无形东西的名词，如：timetime，opportunityopportunity，而不能修饰表示有形东西的名，而不能修饰表示有形东西的名词，如：词，如：teatea，orangeorange；(3)abundant(3)abundant“(数量数量)充足的充足的”，常用于，常用于“人、人、物产、资源、雨量物产、资源、雨量”等，含有等，含有“过多过多”之意。之意。牛刀小试牛刀小试用用plentiful，ample，abundant填空填空(1)The

45、re is _ room for the children on the back seat.(2)Fish were _ in the lake in the past.(3)Our country has _ natural resources，which are being exploited and used.ampleabundantplentiful29significance n.意义；意思；重要性；重要意义意义；意思；重要性；重要意义经典例句经典例句The new drug has great significance for the treatment of the dise

46、ase.(牛津牛津P1866)这种新药对于这种病的治疗有重大意义。这种新药对于这种病的治疗有重大意义。(1)be of significance/help(1)be of significance/help be significant/helpfulbe significant/helpful有意义有意义/帮助帮助 be of no significance be of no significance 无意义无意义/不重要不重要 be of little significance be of little significance 不太重要不太重要(2)significant(2)signi

47、ficant adjadj.重要的重要的And all the members should realize the value and significance of what they are going to do.(2011浙江高考任务浙江高考任务型阅读型阅读)并且所有队员应该意识到他们要做的事情的价值和意义。并且所有队员应该意识到他们要做的事情的价值和意义。The factory set up the year before is _ this areas economy.前年建起的这个工厂对这个地区的经济有着重大的意义。前年建起的这个工厂对这个地区的经济有着重大的意义。occupi

48、edof great significance to3030somehow adv.somehow adv.用某种方法，不知怎么用某种方法，不知怎么地，不知为什么地，不知为什么somehow adv.somehow adv.在句中做状语修饰动词在句中做状语修饰动词，位位置比较灵活置比较灵活somewhat somewhat 稍微稍微，有点有点anyhow(=at any rate;in any case)anyhow(=at any rate;in any case)无无 论如何，不管怎样论如何，不管怎样anyway anyway 无论如何；不管怎样；用任何方式无论如何；不管怎样；用任何方式

49、即学即练即学即练(1)_ he was afraid of her.(1)_ he was afraid of her.不知为什么不知为什么，他怕她他怕她。(2)Dont worry,well get the money back _.(2)Dont worry,well get the money back _.别担心别担心，我们总会把那些钱拿回来的我们总会把那些钱拿回来的。SomehowSomehowsomehowsomehow(3)I was _ surprised.(3)I was _ surprised.我有点儿吃惊我有点儿吃惊。(4)It may rain,but we shall

50、 go _.(4)It may rain,but we shall go _.可能要下雨可能要下雨，不过我们照走不误不过我们照走不误。somewhatsomewhatanywayanyway41.(be)fed up with(=be bored with)对对厌厌倦；受够了倦；受够了运用：用适当的词填空或完成句子。运用：用适当的词填空或完成句子。We all became fed up _ his long speech.with 人们对整天抱怨的人会感到厌烦。人们对整天抱怨的人会感到厌烦。People _ anyone who complains all the time.are fed