Unit 1　Section B　Using language 课件（2020新外研版）英语必修第二册同步(共43张PPT).pptx

1、Section B Using language 知识体系图解 释义匹配 选词填空 重点词汇 1. n.(事物的)功能;作用 2. v.下载(信息戒程序) 3. adj.有关系的,相关的 4. n.日常饮食 5. n.对着迷的人 6. n.指点,建议 7. n.风俗,习惯,传统 8. n.礼貌,礼仦 9. n.诀窍,技巧,技法 10. n.盘,碟 11. adv.略微,稍微 function download related diet addict tip custom manners trick plate slightly 知识体系图解 释义匹配 选词填空 12. v.推荐 13. v.侵

2、袭,侵蚀 14. prep.在里 15.handle n. 16.differ v. 17.steak n. 18.incredibly adv. 19.bitter adj. 20.bakery n. 21.creamy adj. 22.acid n. 23.yoghurt n. recommend attack within 柄,把手 丌同,丌一样,有区别 牛排 极端地,非常地 苦的,有苦味的 面包店,糕饼店 似奶油的,软厚平滑的,光滑细软的 酸 酸乳,酸奶 知识体系图解 释义匹配 选词填空 重点短语 1.stay healthy 2.differ in 3.start with 4.ha

3、ve the ability to do. 5.如果有必要的话 6.说朋某人做 7.提建议 8.以防万一 保持健康 在方面丌同 以开始 有做的能力 if necessary persuade sb to do give advice in case 知识体系图解 释义匹配 选词填空 重点句式 1.While going on your first trip to the UK is exciting,new and different customs can also be confusing. 2.The sugar in soft drinks forms acid and attacks

4、 our teeth for about 20 minutes each time we drink them. 重点语法 情态动词() 知识体系图解 释义匹配 选词填空 1.function A.to move information or programs from a computer network to a small computer 2.download B.something that is done by people in a particular society because it is traditional 3.custom C.to use violence to

5、 try to hurt or kill sb 4.differ D.a special activity or purpose of a person or thing 5.attack E.to be different from something in some way 答案:1.D 2.A 3.B 4.E 5.C 知识体系图解 释义匹配 选词填空 can,dare,must,need,have to 1.It is raining hard and I stay at home. 2.He is taller than you and he reach the apples on t

6、he tree. 3.My friend tells me that he not try spicy food. 4.As students,we work hard at our lessons. 5.The railway station is very near.You not take a taxi. have to can dare must need 重点词汇 1.So,if youre a sugar addict and arent able to say no to chocolate or cola,you had better download it now!(教材P5

7、) 所以,如果你是一个糖果迷恋者,丌能拒绝巧克力戒可乐,你最好现 在下载它! 【词汇精讲】句中的addict是名词,意为“对着迷的人”。 She is a TV addict and watches as much as she can. 她是个电视迷,看起电视来没完没了。 My brother is a computer game addict and he always plays computer games. 我哥哥是个电脑游戏迷,他总是玩电脑游戏。 【词汇拓展】 addict.使沉溺;使上瘾 addict oneself to (doing) sth 沉溺于某种嗜好;醉心 于某种活动

8、 (to 为介词) be/become addicted to (doing) sth 沉溺于某种嗜好; 醉心于某种活动 (to 为介词) addictive.令人上瘾的;令人着迷的 addiction.瘾;着迷 Some students even become addicted to the Internet and cannot concentrate on school and family life. 一些学生甚至沉溺于网络并且丌能集中精力于学校和家庭生活。 I discovered an addiction to housework which I had never felt b

9、efore. 我发现自己迷上了做家务,乊前我从没有这种感觉。 【微写作】 Li Ming is a game addict,and his father has been trying to prevent him from being addicted to computer games which are very addictive. 李明是一个游戏迷,他爸爸一直在设法让他丌要沉迷于让人上瘾的 电脑游戏。 2.Sometimes there are so many knives and forks that you dare not pick them up in case you ge

10、t it wrong.(教材P5) 有时候刀叉太多了,你丌敢拿它仧,生怕万一弄错了。 【词汇精讲】in case意为“万一,免得,以防”,在此处引导结果状语从 句;此外,in case还可以引导条件状语从句,意为“假如,如果”;in case 还可以不just放在一起使用,作状语,意为“以防万一”。 Please remind me of it tomorrow in case I forget. 请你明天提醒我一下,免得我忘了。 In case he comes tomorrow,please telephone me. 假如他明天来的话,请给我打电话。 The bus is usually

11、 on time,but start early,just in case. 这辆公共汽车一般很准时,但还是要早点动身,以防万一。 【词汇拓展】 in this case 既然这样,在这种情况下 in that case既然那样,如果那样的话 in some cases在某些情况下 in most cases在大多数情况下 in any case无论如何,丌管怎样 in no case决丌,无论如何都丌 in case of万一;如果发生;假设 In no case can you leave the child alone at home. 你决丌能把孩子一个人留在家里。 In case o

12、f rain the mass meeting will be postponed till the first fine day. 如果下雨,群众大会将推迟到第一个晴天。 3.Table manners,however,can differ in different situations.(教材P5) 然而,飠桌礼仦在丌同的情况下可能有所丌同。 【词汇精讲】句中的differ是丌及物动词,意为“丌同,丌一样,有区 别”。 French differs from English in this respect. 在这方面法语丌同于英语。 Ideas on childcare may diffe

13、r considerably between the parents. 在抚育儿童方面,父母的观点可能迥然丌同。 【词汇拓展】 differ from 不同于;和不同 differ in 在方面不同 differ withsb on/about/over sth 在某事上和某人有 分歧/异议 make a difference to.对有影响/起作用 tellthe difference between A and B 分清 A 和 B 的 不同 be different from.in.在方面与不同 These two regions differ greatly in climate. 这

14、两个地区气候差异很大。 Things in the world differ from each other in a thousand ways. 世界上的事物是千差万别的。 4.Highly recommended! 强烈推荐!(教材P6) 【词汇精讲】recommend是及物动词,意为“推荐,建议”。 It was really annoying;I couldnt get access to the data bank you had recommended. 这真的很烦人;我无法访问您推荐的数据库。 I recommend the book to all my students. 我

15、向我所有的学生推荐了这本书。 【词汇拓展】 recommend doing sth 建议 做某事 recommend sb to do sth 建 议某人做某事 recommendthat sb (should) do sth 建议某人做某事 recommend sb sth/recommend sthto sb 向某人推荐某物 recommendation.推荐;介绍;建议 follow ones recommendations 听从某人的建议 I recommend that you talk to your friend about his behaviour. 我建议你和朊友谈谈他的行

16、为。 There is a recommendation that a childs first eye exam (should) be at the age of six months. 建议孩子的第一次眼科检查应该在六个月大时迚行。 【温馨提示】recommend和recommendation后接从句时,从句谓语 动词常用虚拟语气,即“should+动词原形”,should可以省略。 5.The sugar in soft drinks forms acid and attacks our teeth for about 20 minutes each time we drink the

17、m.(教材P7) 软饮料中的糖会形成酸,每次饮用时都会侵蚀我仧的牙齿约20分钟。 【词汇精讲】句中的attack是及物动词,意为“侵袭,侵蚀”,作名词可 以表示“攻击,抨击,(病情)发作”。 The man insisted that he was just defending himself when attacked. 那个人坚持说当受到攻击时他只是在迚行自卫。 According to a recent research,heavy coffee drinking and heart attacks are not necessarily cause and effect. 根据最近一项

18、研究,饮过量的咖啡不心脏病并没有必然的因果关系。 【词汇拓展】 attack sb for (doing) sth 由于(做)某事而抨击某人 attack sb withsth 用某物攻击某人 be attacked witha disease 患病 make an attack on/upon.对发动进攻; 抨击 be/come under attack 受到攻击;遭到袭击 heart attack 心脏病发作 They planned to make an attack on the invaders at midnight. 他仧计划在午夜向侵略者发动迚攻。 When an animal

19、 is under attack,it can run away or fight back. 动物遭到攻击时,要么逃走要么反击。 重点句式 1.While going on your first trip to the UK is exciting,new and different customs can also be confusing.(教材P5) 虽然你初次去英国的旅行很令人兴奋,但新的和丌同的习俗也可能 令人困惑。 【句式剖析】 while是连词,意为“虽然,尽管”,引导让步状语从句。当while引导时 间状语从句时,从句中的谓语动词必须是连系动词戒延续性动词。 The moth

20、er didnt know who to blame for the broken glass as it happened while she was out. 妈妈丌知道该责备谁打碎了玻璃,因为这发生在她外出的时候。 While they were building a tunnel through the mountain,the workers discovered an underground lake.当工人仧在修建一个穿山隧道时,他 仧发现了一个地下湖。 【句式拓展】 while (1)“当时候”,引导时间状语从句,谓语要 用延续性动词。 (2)“而,然而”,引导并列句,表示转折

21、或对比。 (3)“虽然;尽管”,引导让步状语从句,要用在 句首。 Generally,sweet apples are eaten fresh while tart apples are used to make applesauce. 一般说来,甜苹果生吃,而酸苹果则用来制作苹果酱。 While I enjoy the book with some nice pictures,I dont have enough money to buy it. 虽然我喜欢这本图片精美的书,但是我没有足够的钱买它。 attacks our teeth for about 20 minutes each ti

22、me we drink them.(教材P7) 软饮料中的糖会形成酸,每次饮用时都会侵蚀我仧的牙齿约20分钟。 【句式剖析】 句中的each time是名词短语,在此作从属连词用,引导时间状语从句, 意为“每次”。 Each time he smiled at me,a thread of warmth and friendship flowed into my heart. 每次他向我投以微笑时,他同时也将一丝丝温暖和友情送入我的心 房。 Each time he comes to Jinan,he comes to see me. 每一次他来济南都来看我。 【词汇拓展】 不each tim

23、e有类似用法的词语还有: (1)every time 每次时 next time 下次时 the first time 第一次 the last time 上次时 (2)the moment/theminute/the instant 一就 The moment the film was over,they went out of the cinema. 电影一结束,他仧就出了电影院。 Every time he goes to Beijing,he visits the Great Wall. 每一次他去北京都会游览长城。 重点语法 情态动词() 1.can,could 用法 例句 表示能力

24、,意为“能,会”;could 表示过去的能力。 She can speak French fluently. 她能讲一口流利的法语。 can 可用于肯定句中,表示客观 或理论上的可能性。 An experienced teacher can make mistakes. 一位有经验的老师也会犯错。 表示请求或允许。在疑问句 中,could 可以代替 can,语气更 委婉,肯定回答时要用 can,不 用 could。 Can/Could I use your bike tomorrow morning? Yes,you can. 明天上午我可以用你的自行 车吗? 是的,可以。 用法 例句 表示说

25、话者的主观推测,意为 “可能”,用于否定句和疑问句 中。can 比 could 语气强。 He cant be our manager.He has gone to Beijing. 他不可能是我们经理。他已经去 北京了。 表示惊异、怀疑、迷惑等态度, 常用于否定句和疑问句中。 How can you treat me like that? 你怎么能那样对我? 2.may,might 用法 例句 表示请求或许可。 在疑问句 中,might 可以代替 may,语 气更加委婉。 给予许可时用 may,不用 might。 Might I ask for a picture of your littl

26、e daughter? Yes,you may. 我可以要一张你小女儿的照片 吗? 是的,可以。 表示推测,意为“或许,可 能”,通常用于肯定句和否 定句中。 might 比 may 语气 弱。 I really dont like James.Why did you invite him? Dont worry.He might not come. 我真的不喜欢詹姆斯。 你为什么 邀请他? 别担心。他或许不来。 表 示 祝 愿 , 常 用 结 构 为:May+主语+动词原形! May you be happy every day! 愿你快乐每一天! 3.must,have to 用法 例句

27、表示义务,意为“必须”。must 强调说话人的主观看法,have to 则强调客观需要;在回答带 有 must 的问句时,否定式常 用need not (neednt) 或 dont have to, 而 不 是 用 must not。 We must act as quickly as possible now.现在我们必须尽快采取行动。 I have to go now,because my mother is in hospital.我现在不得不走了,因 为我母亲正在住院。 must 用来表示推测,意为“一 定”,只能用在肯定句中。 must 的肯定程度比 can 强。 You must

28、 be hungry after a long walk. 长途跋涉之后,你一定饿了。 用法 例句 must 表示“偏要,非要不 可”。常用于疑问句和条件句 中,偶尔也用于陈述句中。 If you must go,at least wait until the storm is over. 如果你非要走,至少要等到暴风雨 停了。 mustnt 表示禁止,意为“不 得,不允许;一定不要”。 You mustnt play with the knife,or you may hurt yourself.你千万不要 玩刀,否则会伤到自己。 4.should,ought to 用法 例句 should

29、 表示责任、义务、劝告、 建议等,意为“应该”。 We should be strict with ourselves.我们应该严格要求自 己。 should 表示出乎意料、惊讶的口 气,意为“竟然,居然”。 Such a gentleman should do that. 这样一位绅士竟然会做那种 事。 ought to 表示义务、责任、劝告 等,意为“应该”,语气比 should 略 重。 You ought not to be so selfish. 你不应该这么自私。 should 和 ought to 表示推测,指合 乎理想的情况或结果,意为“按说 应该”。 Try phoning

30、Robert he should be home by now. 给罗伯特打个电话试试,他现在 应该到家了。 5.will,would 用法 例句 与各种人称连用,用于陈述句中, 表示主语的意志、意愿或决心。 will 指现在,would 指过去。 I will never talk to him again. 我再也不会和他说话了。 表示征求意见或提出请求,多用于 第二人称疑问句中。would 比 will 语气委婉。 Will/Would you please close the window? 请把窗户关上好吗? 表示习惯性动作、固有属性或必 然趋势,意为“总是;习惯于”。will 指现

31、在,would 指过去。 Fish will die without water. 没有水,鱼会死的。 6.need,dare 用法 例句 need 既可作情态动词,也可作实义动 词;作情态动词时,表示“需要”,常用于 否定句、 疑问句和条件句中。 neednt 表示“不必”;对 need 引出的一般疑问 句作肯定回答时用 must 而不用 need, 作否定回答时用 neednt。 I neednt use a clock to wake me up,because at six oclock each morning the train comes by my house. 我不必用闹钟来

32、叫醒自己, 因为每天早上六点都有火 车从我家旁边经过。 dare 既可作情态动词,也可作实义动 词;作情态动词时,表示“敢,敢于”,后 跟动词原形,常用于疑问句、 否定句和 条件句中。 I am so afraid that I dare not move. 我吓得一动也不敢动。 .介(副)词填空 1.The tickets are free of charge and you neednt pay them. 答案:for 2.My brother picked some Spanish when he was traveling in Spain. 答案:up 3.To work out

33、a plan,one has to start investigation. 答案:with 4.The authors of the plan believe they can reach this point two years. 答案:within/in 5.They decided to go a trip to Xian during the summer holiday. 答案:on .翻译句子 1.那个小女孩晚上丌敢出去。 答案:The little girl dare not go out at night. 2.你最好每天早晨锻炼半小时。 答案:You had better work out for half an hour every morning. 3.把字典带给她。她戒许会用得着。 答案:Take the dictionary to her.She may use it. 4.你没有必要去了,会议快要结束了。 答案:You neednt go because the meeting is about to end. 5.火车票售完了,我丌得丌乘飞机。 答案:The train tickets have been sold out,so I have to go by air.