Unit3Safetylesson18 (2).ppt

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1、Unit 3 Safety Lesson 18.短语连线短语连线1.learn a lesson from 2.because of 3.attend the meeting4.by the way 5.take.toA.顺便说一下顺便说一下B.带带.去去.C 从从.吸取教训吸取教训D.因为，由于因为，由于E.参加会议参加会议.句型展示句型展示1.我们应该从我们的错误中吸取教训。We should _ _ _ _our mistakes.答案：learn a lesson from2.我们建议他戒烟。We _ him _stop smoking.答案：advise;to3 他跑得越来越快。He

2、 ran _ _ _.答案：faster and faster 4.每天我花半小时步行到学校。_ _ me half an hour to walk to school.答案：It took1.You advised me to use a ladder.（宾语补足语）你建议我用梯子。I really wanted to climb the tree.（宾语）我确实想爬树。My mother tried to catch me.（状语）我妈妈试图抓住我。It took me three months to recover.（主语）我用了三个月的时间回复身体。【探究总结】1.做主语。动词不定式作

3、主语时，句子的谓语动词常用单数，其位置有以下两种：(1)把不定式置于句首。如：To get there by bike will take us half an hour.(2)用it作形式主语，把真正的主语不定式置于句后。Its our duty to take good care of the old.How long did it take you to finish the work?2.作宾语。I happen to know the answer to your question.我碰巧知道你那道问题的答案。Please show us how to do that.请演示给我们如

4、何去做。3.作补语。动词+宾语+不定式(to do)Father will not allow us to play on the street.父亲不让我们在街上玩耍。4.作表语。不定式作表语表示具体动作或将来动作。To see is to believe.眼见为实。5.作状语。He ran so fast as to catch the first bus.（目的状语）他飞快地跑以便赶上第一班车。He searched the room only to find nothing.（结果状语）他找遍了房间结果什么也没有找到。Im glad to see you.（原因状语）6.作定语。不定式

5、在句中作定语，置于被修饰的名词或代词之后。Do you have anything to say on the question?关于这个问题你有什么要说的吗？My wish to visit Beijing has come true at last.我去参观北京的愿望终于实现了。【学以致用】1.对我们来说，在一天之内完成这项工作是困难的。It is _ _ us to finish the work in a day.2.他们决定立即出发。They _ _ leave at once.3.我不知道下一步该怎么做。I dont know_ _ _next.4.汤姆邀请我们参加他的生日聚会。T

6、om_ us _ _ his birthday party.5.我有重要的事情要告诉你。I have something _ _ _you.答案：1.difficult for 2.decided to 3.what to do 4.invited;to attend 5.important to tell 2.Danny felt terrible because of his carelessness.由于他的粗心，丹尼感到很害怕。I was late because I got up late this morning.我迟到了因为我今天早上起床晚了。because of 后接名词或动名

7、词because 后接从句He failed the exam because he was lazy.=He failed the exam because of his laziness.【学以致用】1.He came to work late because he got up late.(同义句转换)He came to work late _ _ getting up late.her.2.I did not see you _ his arrival.A.because B.as C.since D.because of答案：because of 一、单项选择1.People sh

8、ould learn a lesson _ the history.A.to B.from C.for D.at2.After spring,the day becomes_.A.long B.longer C.longer and longer D.shorter and shorter3.Mr.Smith fell off the bike and his leg was _.A.break B.brokeC.breaks D.broken4.Our teacher told us _ the school rules.A.to break B.break C.not to break D.to not break11二、句型转换1.He took an hour to get there.(改为同义句)_ _ him an hour to get there.2.Little Tom broke his arm when he fell off the bike.(改为同义句)Little Tom fell off the bike and his arm_ _.3.You should not climb too high.(改为祈使句)_ _ too high!答案：1.instead of 2.Dont break 3.Be careful