外研版必修四module3知识点

重点短语

1. vary in… 在……方面不同 2. vary from…to… 从…..到……变化 3. vary with 随着….而变化,因….而不同 4. involve sb in… 允许某人参与 5. involve oneself in… 积极参与…… 6. be/get involved in… 被卷入到….之中 7.

more than 不仅仅 more than 100 = over 100 , 超过100 more than surprised 十分/非常 吃惊 more …than… 与其说…不如说…(强调前者) He was more an artist than a writer. 8. on guard (保持)警惕;值班,站岗 9.

on holiday 度假 on leave 休班 on duty 值班 10. hold up 举起,抬起,承受住,支撑 11. hold back 阻挡

hold on 等会儿, 坚持 hold down 限制 hold out 维持 12. give away 泄露,出卖,暴露,让步,赠送,捐赠 13. give off 发出(烟、光、热、气味等) 14. give out 发出;放出(消息、声音等);用完,耗尽 15. mind reader 能看透别人心思的人 16. make a deal 达成协议,做成交易 17. communicate with sb 和某人交流 18. be busy with sth 忙于某事 19. shake hands with sb 和某人握手 20. stare at sb/sth 注视着某人/某物 21. stare into the distance 凝视着远方 22. request sb to do sth 要求某人做某事 23. request that sb (should) do… 要求某人做某事 24. make a request for… 要求….. 25. at the request of sb 应某人的请求

= at sb’s request

26. by request(of) 按要求 27. do sb a favour 帮某人一个忙 28. ask sb a favour 请某人帮个忙 29. in favour of 赞成 30. do sb a favor = do a favor for sb 帮某人的忙 31. lift up 举起;太高;吊起 32. ①up and down 上上下下

②up and down 前前后后 = back and forth = backwards and forwards

③up and down 处处 = here and there

④up and down 来来往往 = to and from

by accident 偶然地,无意地

重点词汇及拓展

1.aggressive adj.攻击的；挑斗的；挑衅的 2．deal n．协议；交易 3．involve vt.包括 4．spread vi.张开

5．stare vi.凝视；盯着看 6．panic v．恐慌；惊慌 7．request n．请求；要求

8．favor n．恩惠；善意的行为

9．present adj.现场的 10.prolong vt.延长

11．vary vi.变化→variable adj.易变的，多变的→variation n．多样性

12．formal adj.正式的→formally adv.正式地→informal(反义词) adj.非正式的 13．infectious adj.有感染性的→infect v．传染，感染→infection n．传染，感染 14．judgement n．判断，意见→judge v．判断 15．equality n．平等→equalize v．使平等 知识一：单词

1．communicate vt.交流；交际；传达；沟通；表达 归纳拓展

(1)communicate with交换(消息)；与(某人)联络；通信；通讯；交际；(指房间、花园、道路等)互通，连通

communicate sth.to sb.传达(新闻、消息、感情)；传播(热力)；传染(疾病)等给某人 (2)communication n．传达；交流；信息；通讯 be in communication with...与 进行交流

例句：He communicated the news to me by telephone.他打电话向我传达了那则消息。 It is necessary that young and old people should communicate more with each other. 年轻人与老年人有必要多进行交流。

Communication with other countries was difficult during the telephone and postal strike.邮电工人罢工期间与其他国家的通讯很困难。

误区警示：communication作“通讯，通信”讲时，为不可数名词；作“信息”讲时，为可数名词，表“交通方式”常用复数。

Radio is the only means of communication in remote areas. 边远地区唯一的通讯工具就是无线电。

I received a communication from our chairman.我收到了一条主席发来的信息。 ①A baby communicates its needs by crying. 婴儿用哭声来表达需要。

②He learnt how to use sign language to communicate with deaf customers. 他学会了用手语与失聪的顾客交谈。

③Good communication is vital in a large organization. 在一个庞大组织中良好的沟通是极为重要的。

命题方向：communicate with短语是重要考点。 活学巧练：

English can help __________ people and make the stay in a foreign country easy and comfortable.

A．agree with B．communicate with C．communicate to D．write to

答案与解析：B 由上下语境可知，英语可帮着人们互相交流；故答案为B。A为“同意”；D为“写信给 ”，均不符合语境。 【链接训练】单句改错

Television communicated the news with all parts of the country. with→to

Honesty is a kind of quality and that’s what it takes to________with others successfully. A．say B．Report C．communicate D．tell 【解析】 句意为“诚实是一种品质，与别人成功交流需要它”。communicate交流，沟通；communicate with sb.与某人交流。 【答案】 C

2．vary vt.改变，使多样化 vi.变化；不同 (1)vary from...to...从 到 变化不等 vary from不同于 vary with随 从而变化

vary in在 方面不同，有差异 (2)variety n．品种；多样化

a great/wide variety of＝varieties of各种各样的；品种繁多的 (3)various/varied adj.不同的；许多的

例句：Costs of tickets vary from one airline to another.机票价格在不同的航空公司之间有差别。

The colour of the leaves varies with weather.叶子的颜色随着天气的变化而变化。 Everyone arrived late at the party for a variety of reasons.由于种种不同的理由，大家赴宴都迟到了。

注意：①differ强调某些方面的质或性质的不同性，常见句型为： A differs from B；A differs among Bs.

②vary强调某些方面的变化性，如外形、形态等因某种缘故发生了变化。常见句型

为：

A varies with B；A varies from B to C.

③当强调不同性时，vary和differ可以互换。 朗文在线：

①Teaching methods vary greatly from school to school. 各个学校的教学方法大不相同。

②My doctor said I should vary my diet more.

医生说我应该使日常饮食更为多样化。活学巧练： 用适当的介词填空

(1)I'd like to have variety ________ my life. in (2)Prices vary ________ the seasons. with (3)Opinions vary ________ this point. On

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