外研版Book4Module1LanguagepointsPPT.ppt

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1、Listen to the words and expressions and read after it.Words: alternative, prediction, risky, arrest, fire, limit, command, charge, switch, attachExpressions: for sure, rely on, run out, get rid of, use up, on the way out 1. alternative energy alternative adj. (两者或两者以上两者或两者以上)选其选其一一, 非此即彼的。非此即彼的。无比较级

2、形式。无比较级形式。 常用常用the alternative表示表示“可供选择的办可供选择的办法或方案法或方案”。 alternatively adv. 作为一种选择作为一种选择我们有几个不同的选择。我们有几个不同的选择。We have several alternatives to choose from.The way was locked, so we had to go by an alternative road.We could take the train or alternatively go by car.2. No one knows for sure, and makin

3、g predictions is a risky business. prediction n. 预测，预言预测，预言 make a prediction/make predictions 作预测作预测 predict v. 预言某事将发生预言某事将发生, 预报预报 predictable adj. 可预言的可预言的, 可预报的可预报的 The earthquake has been _ several months before. Do you take seriously his _ of a government defeat? I knew youd say that-you are

4、so _.predictedpredictionpredictablerisky adj. 危险的；冒险的危险的；冒险的 a risky undertaking 一份风险大的事业一份风险大的事业We mustnt risk getting caught in a storm.risk doing sth.冒冒危险危险; 明知明知也要做也要做at risk 处于危险之中处于危险之中put ones life at risk 冒生命危险冒生命危险at the risk of losing ones life 冒冒危险危险take/run a risk 冒危险冒危险3. will become ve

5、ry important as earths natural resources run out.阅读下列句子，注意阅读下列句子，注意run out (of) 在句中在句中的意思及用法。的意思及用法。1) On our way to Washington yesterday we ran out of gas. 2) Weve run out of milk. Could you stop at the store on your way home? run out of 意为意为“_”，表示主动意表示主动意义，其主语一般是人义，其主语一般是人，如句，如句1-2。 用完用完 3) Im sor

6、ry to tell you that your passport has already run out.4) Food supplies had run out towards the end of the trip. run out表示表示“用完，耗尽用完，耗尽”时，相时，相当于不及物动词，不用于被动语态，当于不及物动词，不用于被动语态，其主语多为物其主语多为物，如句，如句4；还可表示还可表示“过期过期”，如句，如句3。 表示表示“用完用完”的其它短语：的其它短语：use up后跟宾语，有被动语态；后跟宾语，有被动语态；give out通常物作主语通常物作主语(如：食物储备、耐如：食物储

7、备、耐心、钱、燃料心、钱、燃料)，无被动语态，无被动语态。如：。如：He is always using up his money before pay day.After a month their food supplies gave out.1. Im still working on my project. Oh, youll miss the deadline. Time is _. A. running out B. going out C. giving out D. losing out2. Do you think we should accept that offer? Y

8、es, we should, for we _ such bad luck up till now, and time _ out. A. have had; is running B. had; is running C. have; has been run D. have had; has been run4. We will also have to rely more on rely on 依靠依靠 rely on + (n./pron./doing) e.g. 1) You cant rely on his assistance. 2) Youd better rely on yo

9、urself. 3) We cant rely on his/him coming in time.rely on sb. to do sth. 指望指望/依赖某人依赖某人做做e.g. You can rely on Peter to do whatever he promises. 5. To get rid of garbage problems get rid of 除掉除掉, 去掉去掉, 摆脱摆脱 e.g. How to get rid of the waste materials is a big problem. 如何处理这些废料是一个大问题。如何处理这些废料是一个大问题。 He

10、cant get rid of his headache. 他的头痛老是不好。他的头痛老是不好。 坏习惯一旦养成就很难去掉。坏习惯一旦养成就很难去掉。It is very hard to get rid of it once a bad habit is formed.6. Police will arrest criminals by firing nets instead of guns. arrest v. 逮捕；拘留逮捕；拘留e.g. The police man arrested the man for speeding.be under arrestplace/put sb. un

11、der arrest被逮捕被逮捕, 被拘留被拘留, 成为囚犯成为囚犯fire n. 火；失火；炉火；开火；热情火；失火；炉火；开火；热情 e.g. Dont play with fire. 不要玩火。不要玩火。 Animals are afraid of fire. 动物怕火。动物怕火。 _ fire broke out last night. A. / B. The C. Ae.g. The officer ordered his men to fire. 军官命令他的士兵开枪。军官命令他的士兵开枪。 The engine will not fire. 这台发动机发动不起来这台发动机发动不起

12、来 fire v. 开火开火, 启动启动7. No smoking will be allowed within a future citys limits.阅读下列各句，并试着总结阅读下列各句，并试着总结limit在句在句中的含义及用法。中的含义及用法。1) We must limit the speed of the cars in this busy street. limit作动词作动词，_，后接后接名词作宾语名词作宾语限制，限定限制，限定2) Families are limited to three free tickets each. limit作动词，限量，减量作动词，限量，减

13、量 3) The teaching of English should not be limited to words and grammar. limit作动词作动词，构成固定搭配：，构成固定搭配：limit sth. to sb. / sth. 使（某事只在某地或某群使（某事只在某地或某群体内）存在（或发生），常用被动形体内）存在（或发生），常用被动形式式 4) There is a limit to / on the amount we can get done in two weeks. 5) The EU has set strict limits on / to levels of

14、 pollution.6) Keep within the limits of the school grounds. limit作名词作名词，主要含义和用法有：，主要含义和用法有： 限度，限制，后常与介词限度，限制，后常与介词_连用连用 如句如句4； 极限，限量，限额极限，限量，限额，如句，如句5； 境界，界限，范围境界，界限，范围，如句，如句6。to / on 拓展拓展 A) limited adj. 有限的，受（有限的，受（的）限的）限制；制；limitless adj. 无限的；无限的； limitation n. 局限性，不足之处局限性，不足之处B) time limit 期限，时间

15、限制；期限，时间限制； without limit 无限地，无限的；无限地，无限的； set a limit to 限制；限制； there is a limit / limits to . 是有限是有限的；的；within (ones) limits适度地，有限适度地，有限度地，在一定范围内度地，在一定范围内用用limit的适当形式填空。的适当形式填空。1. We ought to put a strict _ on the amount of money we can spend on the project. 2. Marys leg injury was a _ on her walk

16、s.3. There are only a _ number of tickets available. limit limitation limited 4. He _ himself to two glasses of beer every day.5. You can come and go when you want within _.limitslimits 8. catalogues will have voice commands to place orders. command 作名词，意为作名词，意为“命令，指挥，掌握，命令，指挥，掌握，控制控制”，可用于下列结构：，可用于下

17、列结构： under ones command 在某人的指挥之下，在某人的命令之在某人的指挥之下，在某人的命令之 have a good command of sth. 对对有很好的掌握有很好的掌握 in command (of sth.) 指挥指挥 e.g. Give your commands in a loud, confident voice. The army is under the kings direct command. Mary has (a) good command of spoken English. He felt fully in command of the s

18、ituation.作动词，意为作动词，意为“控制，吩咐，命令控制，吩咐，命令”。作作“吩咐，命令吩咐，命令”讲时，可用于讲时，可用于command sb. to do sth. 结构，也可跟从结构，也可跟从句，从句谓语常用句，从句谓语常用“（should）+动词动词原形原形”。 e.g. Tom was told by the doctor to command his temper (脾气脾气). The officer commanded his men to fire. The teacher commanded that all the pupils (should) gather a

19、t once.根据括号内所给的汉语提示完成下根据括号内所给的汉语提示完成下列句子列句子, 每空一词。每空一词。1. I command you _ _ _ (马上开马上开 始始).2. Who is _ _ _ (指挥指挥) the army?3. Hes studied in the US and _ (精通英语精通英语). start at once in command of has a good command of English9. will be provided free of charge by the city.阅读下列各句，并试着总结阅读下列各句，并试着总结charge在

20、在句中的含义及用法。句中的含义及用法。1) There is no charge for using the library at weekends. charge作名词作名词，主要含义和用法，主要含义和用法 有：有：_，费用，价钱费用，价钱2) You will receive the CD free of charge if you buy the computer. 3) The young man will face the charge of murder.4) He has charge of the day-to-day running of the business. 构成固定

21、搭配：构成固定搭配：free of charge _，如句如句2；指控，控告指控，控告，如句，如句3；主管，主管，责任责任，如句，如句4免费免费5) Can you take charge of this class please, Miss Jones?6) During the absence of Mr. Liu, I will be in charge of the company. 7) The bus is in the charge of the driver. take charge of 负责管理负责管理/照顾照顾，如句，如句5； in charge of 负责，主管负责，主

22、管，如句，如句6； in the charge of由由管管，如句，如句7。 8) How much does the man charge you for repairing your bike? charge作动词作动词，主要含义和用法有：，主要含义和用法有： 要价，收费要价，收费，构成固定搭配：，构成固定搭配： charge sb. _ sth. / doing sth. 收取收取某人某人的费用的费用，如句，如句8；for9) The police have charged Jack with murder. 10) My phone is out of battery. I forgo

23、t to charge it last night. charge作动词作动词,指控，控告指控，控告，构成固定，构成固定搭配：搭配：charge sb. _ sth. 指控某人指控某人犯犯罪罪，如句，如句9； _，如句，如句10。with充电充电 用用charge的适当形式完成下列句子。的适当形式完成下列句子。 1. Breakfast may be served in your bedroom at no extra _. 2. The restaurant _ us 880 yuan for a bottle of wine. 3. My cell phone is being _ in

24、another room at present and I didnt hear the ring. charge chargedcharged10. it will be possible to change the colour of cars at the flick of a switch. switch n. 开关开关 vi. 交换交换, 调换调换 at the flick of a switch 轻轻一触开关轻轻一触开关 switch on 打开打开(电器电器) switch off 关上关上 switch the light on/off 开开/关电灯关电灯 switch the

25、 discussion to another topic 换一个讨论题目换一个讨论题目11. using high-tech cameras attached to their head.阅读下列各句，并试着总结阅读下列各句，并试着总结attach在句在句中的含义及用法。中的含义及用法。1) Can you help me attach the red string to my arm? 2) I attached a photo to my application (申请申请) form.attach是动词是动词，主要含义和用法有：，主要含义和用法有：系，贴，构成，系，贴，构成，固定搭配：固

26、定搭配：attach sth. _ sth. 把把系系/贴在贴在上上，如句，如句1和句和句2；to3) Our middle school is attached to a famous university. attach动词动词, 使附属使附属，附加，构成固定，附加，构成固定搭配：搭配：be attached to附属于附属于4) Both his parents attach great / much importance to education. attach动词动词, 认为认为有重要性（或有有重要性（或有意义、价值、分量等意义、价值、分量等），构成固定搭），构成固定搭配：配：_，认

27、为认为十分重要，其中的十分重要，其中的to是介词是介词attach great / much importance to 5. I want to attach a colour printer to my computer. attach动词动词, 连接连接。拓展拓展:attached adj. 依恋，爱慕，附属于，所依恋，爱慕，附属于，所附的；附的；attachment n. 附件，附加装置，连接附件，附加装置，连接（物），爱慕（物），爱慕从从A、B、C、D四个选项中，选出可以四个选项中，选出可以填入空白处的最佳选项。填入空白处的最佳选项。1. There was a nice littl

28、e present for everyone, with a suitable poem _ to it. A. attached B. attacked C. attracted D. admitted A2. The company _ great importance to the introduction of high technology from abroad to improve its production. A. pays B. refers C. relates D. attachesDI. 根据首字母提示拼写单词根据首字母提示拼写单词1. The police a_ h

29、er for drinking and driving fast.2. Its r_ to buy a car without any good advice.3. He hated being in the army because he had to obey c_ there.rrestediskyommands4. No one believed her p_ that the world would end on November 12.5. He lives in big house a_ to a beautiful garden.redictionsttachedII. 根据汉语提示完成句子。根据汉语提示完成句子。1. You can _ (删除删除) something if you dont need it.2. No one knows _ (确切地确切地) where he has gone.3. Coal power stations are _ (即将被淘汰即将被淘汰) because they are dirty.get rid offor sureon the way out