人教版高中英语必修5_Unit3精品复习课件.ppt

1、Unit 3 Life in the future,考纲知识预览,熟记单词,1. (n.) 交通工具 2. (adj.) 私有的 3. (n.) 印象，感想，印记 4. (adj.) 时常发生的，连续不断的 5. (adj.) 在前的，早先的 6. (n.& adj.) 环境，周围的事物；周围的,vehicle,private,impression,constant,previous,surrounding,考纲知识预览,7. (n.& v) 缺乏 8. (v.) 弯曲 9. (v.& n) 按，压，逼迫；印刷，新闻 10. (adj.) 迅速的 11. (n.) 主人 12. (vt.& v

2、i.) (使)闪光，(使)闪现,lack,bend,press,swift,master,flash,考纲知识预览,13. (n.& vt.) 开关；转换 14. (adj.) 乐观(主义)的 15. (adj.) 悲观(主义)的 16. (n.) 长度 17. (n.) 代理处 18. (v.) 需要 19. (n.) 心情，情绪,switch,optimistic,pessimistic,length,agency,require,mood,考纲知识预览,翻译词组,1拿起，开始从事 2提醒某人某事 3看不见 4瞥见 5打扫，横扫 6加速 7援助,take up,remind sb.of s

3、th.,lose sight of,catch sight of,sweep up,speed up,assist in,考纲知识预览,8结果 9遭受 10与相似 11立即 12给某人提供某物 13熟睡 14在黑暗中 15寻找 16与一样大,as a result,suffer from,be similar to,in no time,provide sb.with sth.,fast asleep,in the dark,search for,the size of,考纲知识预览,背诵句型,No more typists working on a typewriter or compute

4、r！No more postage or postcodes! 再也不需要打字员在打字机或电脑上工作了！再也不需要邮费和邮政编码了！,考纲知识预览,No more typists working on a typewriter or computer！No more postage or postcodes! 再也不需要打字员在打字机或电脑上 工作了！再也不需要邮费和邮政编码了！,巧学活用,名师一线讲坛,1. lack v& n缺乏；短缺的东西 (1)v. (2)n. (3)lacking adj.短缺的；缺乏的 be lacking in缺少,名师一线讲坛,1完成句子 (1)Li Jiawe

5、is real problem is that she _(缺乏信心) (2)He has got a bad headache _(因缺乏睡眠) (3)The film _(不紧凑) 答案：(1)lacks confidence(2)through lack of sleep(3)was lacking in pace,即境活用,名师一线讲坛,2. impression n印象，感想，印记 (1)make an impression on sb.给某人留下印象 make no impression on对无影响/效果 give sb.a favorable impression给某人好印象

6、be under the impression that原以为，觉得 an impression of sb.s foot 某人的脚印 first impression 第一印象,名师一线讲坛,(2)impress vt.留下印象/印记；使感动；使意识到 impress sb.with/by sth.使钦佩；给留下深刻的好印象 be impressed in/on压印于 impress sth.on/upon sb.使(某人)牢记；使明白(某事的重要性) (3)impressive adj.给人印象深刻的 impressionist n印象派画家,名师一线讲坛,即境活用,2完成句子 (1)Wh

7、ats your _(对北京的印象)? (2)Im sorry，I was _(原以为你是老板),名师一线讲坛,(3)Steve borrowed his dads sports car_(以讨得女友欢心) (4)Father _(向我强调努力工作的重要意义) 答案：(1)impression of Beijing(2)under the impression that you were the boss(3)to impress his girlfriend(4)impressed on me the value of hard work,名师一线讲坛,3. switch vt.转换n开关；

8、转换 (1)switch on接上；打开 switch to变换到 switch off切断；关掉 (2)make a switch进行改变,名师一线讲坛,即境活用,3完成句子 (1)_ (哪个开关)I press to turn it off? (2)He _(打开了电灯) (3)Hold on，please，Ill _(给你转接到经理那儿),名师一线讲坛,(4)We had to _(改变安排) 答案：(1)Which switch(2)switched the light on(3)switch you to the manager(4)make a switch in our arra

9、ngement,名师一线讲坛,4. require v要求，需要 (1)require作“需要”讲时，后可跟v.ing形式表示被动含义，也可跟不定式的被动形式。如：It requires mending(to be mended)这东西需要修补了。类似的动词还有：want，need。,名师一线讲坛,(2)require常用的搭配有： require sth.需要、依赖某事物 require sb.to do sth.需要某人做某事 sth.require doing/to be done某物需要被 require (sth.) of sb.对某人有需求 require后接宾语从句需用shoul

10、d型虚拟语气。 (3)requirement n必需的(或所要的)东西，必要条件，必备条件,名师一线讲坛,即境活用,4完成句子 (1)His health requires _(他应早睡) (2)The floor _(该洗了),名师一线讲坛,(3)The serious situation _(要求我们尽快采取行动) 答案：(1)that he (should) go to bed early(2)requires washing(3)requires us to take action as soon as possible,名师一线讲坛,5. take up拿起；接受；开始；继续；占据

11、take apart拆开(机器)等 take away拿走，夺去 take back收回(说错的话) take down取下；记下；拆卸 take for认为，以为；误认为 take in接受，吸收；包括；领会，理解；欺骗,名师一线讲坛,take on承担；呈现；开始雇用 take off拿走；脱下(衣帽等)；起飞；突然开始成功；开始走红 take over占据；接任(职位) take out拿出；去掉；扣除,名师一线讲坛,即境活用,5完成句子 (1)She _ (走上教学岗位)in 2009. (2)The runners _ (各就各位)on the starting line. (3)I

12、s the supermarket _(还雇用售货员吗)?,名师一线讲坛,(4)He _ (接替我的工作)while I am on holiday. 答案：(1)took up her first teaching post(2)took up their positions(3)taking on any more assistants(4)is taking over my job,名师一线讲坛,6用take up/take in/take off/take on的适当形式填空 (1)She _ me _ completely with her story. (2)The plane _

13、 on time in spite of the fog. (3)He was _ as a primary teacher.,名师一线讲坛,(4)Her time is fully _ with writing. (5)As the holiday is drawing near，tourism is starting to _. 答案：(1)took；in(2)took off(3)taken on(4)taken up(5)take off,名师一线讲坛,6. lose sight of看不见 at the sight of.在看到时 catch sight of.望见，看到 in/wi

14、thin sight在视线内，可以被看见 in sight of.可以看见 out of sight看不见了，不被人看见,名师一线讲坛,即境活用,7完成句子 (1)I _ (看不到他了)in the crowd. (2)She let out a cry _(见到蛇) (3)Sheila _(瞥见了自己的脸) in one of the shop windows.,名师一线讲坛,(4)When we got to the beach，there wasnt a soul _(看得见) (5)The house was _ (看不见了)behind a wall. (6)_ (多么美丽的景象)t

15、hose roses make!,名师一线讲坛,(7)Many foreigners wish to see _(西湖风景) 答案：(1)lost sight of him(2)at the sight of the snake(3)caught sight of her own face(4)in sight(5)out of sight(6)What a beautiful sight(7)the sights of the West Lake,名师一线讲坛,7. in no time马上，立刻 ahead/behind time提前/拖后 all the time总是，一直 at all

16、 times总是；永远 at the same time同时 for the time being暂时，眼下 from time to time有时，偶尔 in time for sth./to do sth.来得及/及时做某事 take your time不着急，慢慢来,名师一线讲坛,即境活用,8选用上述词语填空 (1)The children will be leaving home _. (2)Our representatives are ready to help you _. (3)You can leave your suitcase here _.,名师一线讲坛,(4)I do

17、nt like him，but _ I had to say he is clever. (5)_，please.The train wont start until 5 oclock.,名师一线讲坛,(6)Remember to go home _ to make your parents happy. 答案：(1)in no time(2)at all times(3)for the time being(4)at the same time(5)Take your time(6)from time to time,名师一线讲坛,8. speed up加速 at high/low/full

18、/top speed以高/低/全/最高速 at a speed of.以速度 with all speed尽快地 reduce speed减速 pick up speed加速,名师一线讲坛,即境活用,9完成句子 (1)We _ (最好要加快速度)if we want to be in time for the film. (2)At the turning，the car _(减慢了速度),名师一线讲坛,(3)The police car is running _ (以每小时100英里的速度)to chase after the truck ahead of it. 答案：(1)had bet

19、ter speed up(2)reduced speed(3)at a speed of 100 miles per hour,名师一线讲坛,9. as引导的状语从句 as 有conj.，prep.，adv.，pron.等词性，作为连词可引导五种状语从句，即时间状语从句、原因状语从句、方式状语从句、让步状语从句以及比较状语从句。,名师一线讲坛,(1)引导时间状语从句 要区分when，while，as等连词的用法 when：句子谓语既可为时间点(即终止动作)，也可为时间段(即延续动作)。 while：句子谓语为延续动作，往往表示“一个动作发生时，另一个动作正在发生”。,名师一线讲坛,as：常表示

20、“一边做，一边做”，也有“随着”等义。 (2)引导原因状语从句 要区分because，since，as的用法 because：常回答why 的问句，语气强，用法正式。 since：有“既然”之意，与as一样，引导的从句常位于句首。,名师一线讲坛,(3)引导方式状语从句 同just as(语气更强)，意为“正如，照方法”。 (4)引导让步状语从句 要用倒装语序，即：n./adj./adv./v.p.pas/though主语谓语。名词表语提前用单数且无冠词。 用法同though(不用although)。 (5)引导比较状语从句 常构成as.as结构，第二个as为连词或介词。,名师一线讲坛,即境活用

21、,10完成句子 (1)_(随着时间的推移)，things seemed to get worse. (2)_(由于我们俩都累了)，lets just grab a takeaway. (3)_ (我们最好保持现场原样)until the police arrive.,名师一线讲坛,(4)_(尽管她是个孩子)，Susan knows a lot. (5)I cant run _(像过去那样快) 答案：(1)As time passed(2)As were both tired(3)Wed better leave things as they are(4)Child as she is(5)as

22、 fast as I used to,名师一线讲坛,10. Hit by a lack of fresh air，my head ached. 由于缺乏新鲜空气，我感到头痛。 (1)过去分词作状语时，若其逻辑主语是句子的主语，则与句中主语含有逻辑上的被动关系。 (2)过去分词作状语时，若其逻辑主语不是句子的主语，则须在过去分词前加上自己的逻辑主语，构成独立主格结构。,名师一线讲坛,(3)过去分词作状语时，多放在句首，也可放在后面或插在中间，一般要用逗号同其他部分隔开。,名师一线讲坛,即境活用,11完成句子 (1)_(摆放好桌子)，they began to dine. (2)He stood

23、there silently，_(感动地流下了眼泪),名师一线讲坛,(3)_(深受老师鼓舞)，the boy started doing his experiment again. (4)The best part _ (give) to Peter，John was so disappointed that he felt unwilling to continue his taking part in the play.,名师一线讲坛,(5)_ (catch) in a traffic jam，students of a college in India answered their ex

24、am papers on the school bus. 答案：(1)The table set(2)moved to tears(3)Inspired by the teacher(4)given(5)Caught,专题突破锦囊,专题一,文章主旨(3)在文章的最后一段寻找主题 段末主题句又称结论句。作者把主题句置于段末的目的在于更有效地说服考生接受段落的中心思想。,突破语法填空,专题突破锦囊,Reading to dogs is an unusual way to help children improve their literacy skills(读写能力)With their shin

25、ing brown eyes，wagging tails，and unconditional love，dogs can provide the nonjudge mental listeners needed for a beginning reader to gain confidence(自信心)，according to Intermountain Therapy Animals (ITA) in Salt Lake City.,专题突破锦囊,The group says it is the first program in the country to use dogs to hel

26、p develop literacy in children，with the introduction of Reading Education Assistance Dogs (READ) The program was so successful that the library plans to repeat it in April，according to Dana Thumpowsky，public relations manager.,专题突破锦囊,What is mainly discussed in the text？() AChildrens reading difficu

27、lties. BAdvantages of raising dogs. CService in a public library. DA special reading program.,专题突破锦囊,【解析】文章在段首介绍了一种特殊的阅读方式，用狗作听众来帮助初学读写的孩子们提高能力。文章在段末点题，这种方式很成功，图书馆计划要继续做下去。 【答案】D,专题突破锦囊,完成下列阅读理解。 The future of sunbathing South American tree frogs is under a cloud indeed，reports a UKbased research te

28、am.,技巧演练,专题突破锦囊,Scientists from the University of Manchester，the Manchester Museum and the Photo Science Institute (PSI)，are applying physics to investigate the effects of global warming on tree frogs，as well as the unique qualities of their skin.Their hypothesis(假说)states that global warming is lea

29、ding to more cloud cover in the sunloving frogsnatural habitat，causing a decline in the population of this amphibian(两栖动物),专题突破锦囊,The Costa Rican tree frogs are known for its sunloving naturea quality not typical of most other frogs which risk overheating and dehydration(脱水)when they stay too long i

30、n the sun.When in their natural habitat，these frogs prefer to stick to leaves and tree branches high above the ground，where they can enjoy sitting in the heat of the sun.,专题突破锦囊,Scientists say Costa Rican tree frogs are able to resist the suns rays because of their unique skin structure and properti

31、es as well as their ability to change body temperature.They believe that the frogs “sunbathing” kills off deadly fungal(真菌的)infections，so increased cloud cover is responsible for the species rapid decline.,专题突破锦囊,Scientists have admitted that the worlds other amphibian populations are also fast dwin

32、dling，and here global warming remains the main suspect，if not the cause.“With tree frogs currently under threat，its especially important for us to look into the reasons why they are dying out at such a scaring rate，” says Andrew Gray，one of the researchers.,专题突破锦囊,However，the researchers remain opti

33、mistic and feel they can prevent the disappearance of this species as well as other amphibian species that are endangered.,专题突破锦囊,1Tree frogs can manage with strong sun rays by_. Aabsorbing sun rays Bstaying away from sunshine Chiding under leaves Dchanging body temperature 解析：选D。从第四段第一句可知答案。,专题突破锦囊

34、,2It is hypothesized that the decline of tree frogs is directly due to_. Afungal infections Bglobal warming Coverheating Ddehydration 解析：选A。细节理解题。根据文章可知该假说可表示为：全球变暖云层覆盖日晒减少真菌感染树蛙死亡，由此可见，最直接的原因是真菌感染，A选项正确。,专题突破锦囊,3According to the passage，tree frogs are different from other frogs in that_. Atheir nat

35、ural habitat is high above the ground Btheir skin structure and ability to change body temperature are unique,专题突破锦囊,Cthey easily die out because of global warming Dthey display no resistance towards the suns rays 解析：选B。推断理解题。由第四段第一句可得知。,专题突破锦囊,4The underlined word “dwindling” in Paragraph 5 probabl

36、y means “_” . Aincreasing Bimproving Cdecreasing Dworsening 答案：C,专题突破锦囊,5What does the passage mainly talk about? ATree frogs love sunshine. BTree frogs have no future. CAmphibian population declines greatly. DGlobal warming threatens sunloving frog population.,专题突破锦囊,解析：选D。主旨大意题。文章第一句就讲到树蛙“is under

37、 a cloud”，下文又讲到全球变暖会导致树蛙数量减少，由此可知，D为最佳答案。,专题突破锦囊,专题二,写作导与练,记叙文记事记叙文(1) 1在写记叙文时，要牢记记叙文的六要素，交代清楚人物(who)、时间(when)、地点(where)、事件(what)、结果(how)，有时还要点明该事件的意义或启示。,专题突破锦囊,2在记叙文中常用one day，at first，then，later，afterwards，soon，before，after，when，while，as soon as，since，during，eventually，at last，finally，in the end，immediately等来叙述前后过程。 3认真审题，正确使用时态、