外研社英语必修3Module4课件

1、UNIT 4Sandstorms in AsiaI. INTRODUCTION 1. frightening【拓展】： n. fright v. frighten adj. frightful/ frighten（表现人的情绪）/ frightening（物的特征或给人带来的感觉）【词组】： be frightened with sth：被某事吓了一跳 be frightened by sb：被某人吓了一跳 frighten away/ off：吓跑 frighten sb into/out of doing：吓得某人做/不做某事2. cut down：砍倒，减少，击倒，杀死 eg. His

2、driver was cut down in a traffic accident.【cut】： cut away：切下，砍掉 cut up：切成碎片 cut out：裁剪，删除 cut off：切断 cut in：插嘴，突然插入 cut at：对准。射击 cut across：抄近路 = cut through3. dig up: 挖（掘）出4. prevent sb ( from ) doing sth = keep sb ( from ) doing sth = stop sb from doing sth 阻止某人做某事II. READING & VOCABULARY5. major：

3、 adj：较大的，较重要的 eg. This could create major traffic problem. n：主修课目，专业课 v：主修 eg. My major is English. = I major in English. 反义词：minor； minority，majority major in：主修 be in the majority of：占大多数，构成大部分 a majority of：。的大多数（名单谓单，名复谓复）6. a mass campaign：一场大规模的战役 mass： adj：大概的；广泛的，数量极多的 eg. Their latest produ

4、ct is aimed at the mass market.v. 聚集 eg. The general massed his troops for a final attack. n. 许多 eg. There are masses of dark clouds in the sky. the masses：群众=the public a mass of = masses of：许多，大量7. be caught in：被困于，突然遭遇 eg. He was caught in the heavy snow last night.同义词组：be stuck in；be trapped in【

5、catch】： catch hold of：抓住 catch up with：赶上 catch ones attention：吸引某人的注意 catch on：理解 catch sight of：看见8. There is nothing to be done.：束手无策/没有办法在以there be引起的句子中，用来修饰主语的动词不定式可以用被动式，也可以用主动式，句意一样。在口语中主动式用得更多一些。 eg. There is no time to lose/ to be lost.【注意】：there is nothing to do的主动式译为“没事可做”。与它的被动式意义不同。9.

6、Sandstorms in China appear to have increased appear：看上去；似乎=seem10. wake up to：开始察觉；意识到；认识到 eg. He hasnt yet woken up to the seriousness of the situation.11. forecast：预告；预报。foretell：预言；foresee：预见；forewarn：预警Predict根据已有的知识，经验和思想进行“预见性”描述。Its hard to predict when it will happen.Forecast在知识的帮助下告诉大家要发生的事

7、。The weather forecasts that most students will pass the exam.12. advice： advice （doing）sth：建议（做）某事 advice sb to do sth：建议某人做某事 advice sb against doing sth：劝说某人不要做某事 advice sb on：在。方面给人忠告 advice + that从句（谓语动词用should加动词原形）13. had better do sth：最好。；常用来提建议14. one after another：一个接一个地；陆续地（强调连续性） one by o

8、ne：一个一个地（强调一次一个） one another：相互 one after the other：轮流地；交替地 15. strengthStrength常指固有的力量，就人而言，着重指力气；就物而言，着重指强度，潜力等。He lifted the stone with all his strength.Force主要指自然界的力量，暴力，势力，说服力，法律，道德或情感的力量及军事力量等。总之，它是活动中的力量。The police had to use force when they took him to the police station.Energy主要指人的精力，自然界的能量

9、。Young people usually have more energy than the old.power主要指做一件事所靠的能力，人或机器等事务潜在的或所能发挥出来的力量，职权，权利。Congress has power to make laws.III. III. 其他语言点其他语言点16. atmosphere 氛围；大气层 eg. The hall was in a pleasant atmosphere when word came that the rocket entered the earths atmosphere.17. point【词组】: at the poin

10、t of：将近。的时候 be on the point of：正要。 to the point：切题；扼要 point out：指出18. concerned：adj. 担心的；忧虑的；关注的【词组】： be concerned that：担心。 be concerned about/for：关心；挂念 as far as Im concerned：在我看啦；就我而言 concern oneself with/about/in：关心；忙于 have no concern for：对。不关心19. take in：吸收；理解；收容；接纳；欺骗 eg. It took me a long time

11、 to take in your remarks.The farmer took in the lost travelers for the night.20. give out：放出；分发；用完；精疲力竭 eg. I gave out after the long journey.The teacher gave out the exam papers.My money began to give out.21. complain【词组】： complain + that clause complain of/about sth：抱怨某事 complain to sb about sth：对

12、某人抱怨某事22. 否定词与比较级连用表示最高级：1）比较级+than+any other+名词The city has a larger population than any other city in China.2）否定词+as+原级+asNothing is as vaaluable as true friendship.3）否定词（cannot/never）+比较级It cannot be any better.IV. CULTURAL CORNERIV. CULTURAL CORNER23. take away：拿走；带走；拆去；使消失；解除24. if possible：在此处

13、是一个if it is possible的省略，意为“如有可能”。在时间、地点、条件、方式和让步状语从句中，如果谓语动词是be或含有助动词be，从句的主语和主句的主语又一致，或者从句的主语为it，谓语动词是be，常常可以把从句的主语和谓语动词省略掉。 If possible, I will do everything for you. Ask the teacher for help when necessary.【链接】： if ever：如果曾经有的话 if anything：如果有。的话 if necessary：如果需要的话 if so：如果这样的话 if any：如果有的话 if n

14、ot：如果不这样的话25. get sb/sth to do sth：让。做某事【get用法小结】：1）get+宾语+to do sth：让。做某事You should get your friend to help you.2）get+宾语+n：为。做准备Will you get the children their dinner tonight?3）get+宾语+adj：使。变得。I will get the children ready for school.4）get/have+宾语+done：使某事被做I had my leg broken while playing footbal

15、l.5）get+宾语+doing：使某动作进行起来The lecture soon got us thinking.IV. IV. 语法语法不定式不定式一. 不定式的句法功能1.作主语：To master English is hard.2.作表语：Her wish is to be a teacher.3.作宾语：want/promise/plan/hope/decide to do4.作宾补：The doctor warned the patient not to smoke. 5.作定语：主谓关系：He is always the first student to come.动宾关系：I

16、 have a lot of work to do.同位关系：We all have a chance to go to college.6.作状语：I have no books to read.二.动词不定式的时态：1.一般式：动词不定式的一般式表示的动作是与谓语动词所表示的动作同时发生或在其后发生的行为。2.进行式：动词不定式的进行式表示不定式的动作同谓语动词所表示的动作同时发生。3.完成式：表示动词不定式表示的动作发生在谓语动词所表示的动作之前。4.完成进行式：表示在谓语动词所表示的动作之前已经发生，并且一直进行着的动作。三.动词不定式的省略：1.在feel, hear, listen to, have, s