新概念英语第二册课件Lesson71公开示范课资源.pptx

1、On the great clock of time there is but one word,Now.在伟大的时钟上，只有一个词，就是在伟大的时钟上，只有一个词，就是“现在现在”。议会，国会议会，国会p:lmntparliament国会大厦国会大厦the Houses of Parliament盖这座国会大厦是个大错误。盖这座国会大厦是个大错误。建造，建立建造，建立rekterectIt is a big mistake to erect the Houses of Parliament.erectionThe erection of the Houses of Parliament is

2、 a big mistake.准确的时间准确的时间准确的准确的kjurtaccurateaccurate time 保持精确的记录保持精确的记录keep accurate record inaccurate不准确的不准确的天文台天文台bz:vtriobservatoryobservev.v.观察观察他总是仔细地观察这个社会。他总是仔细地观察这个社会。He always observes the society carefully.v.v.遵守遵守每位公民都应该遵守交通规则。每位公民都应该遵守交通规则。Everyone should observe traffic rules.v.v.注意到注意

3、到你最近有没有注意到有什么奇怪的东西你最近有没有注意到有什么奇怪的东西?Have you observed anything strange recently?More WordsofficialGreenwichcheckmicrophonetowerfltekmakrfnta(r)n.n.官员官员n.n.格林尼治格林尼治v.v.检查检查n.n.麦克风麦克风n.n.塔塔真实条件句和非真实条件句真实条件句和非真实条件句(虚拟语气虚拟语气)表示与现实情况表示与现实情况相反的假设情况相反的假设情况，采用虚拟语气采用虚拟语气表示条件是真的或表示条件是真的或有可能实现的有可能实现的,采用陈述语气采用陈

4、述语气If it rains tomorrow,the crops will be saved.If it rained tomorrow,the crops would be saved.ifif虚拟条件句虚拟条件句a.表示表示与现在事实相反与现在事实相反的假设的假设b.表示表示与过去事实相反与过去事实相反的假设的假设c.c.表示与表示与将来事实相反将来事实相反的假设的假设条件从句中的谓语动词条件从句中的谓语动词主句中的谓语动词主句中的谓语动词did/weredid/werewould(could/should/might)+dowould(could/should/might)+dohad

5、 done/beenhad done/beenwould(could/should/might)+would(could/should/might)+have donehave donedid/were did/were would(could/should/might)+dowould(could/should/might)+doshould doshould dowere to dowere to doIf I were a boy,I would join the army.如果我是个男孩，我就参军了。如果我是个男孩，我就参军了。如果我学会游泳，我就不会被困在这个岛上了。如果我学会游泳，

6、我就不会被困在这个岛上了。If I had learnt how to swim,I wouldnt have been trapped in this island.如果他早起，他就能准时到达。如果他早起，他就能准时到达。If he got up early,he would arrive on time.假如他来了假如他来了,我们对他说什么呢？我们对他说什么呢？If he If he camecame,what,what shouldshould we say to him.we say to him.should come/should come/were to come假如他看见我假如

7、他看见我,就会认识我。就会认识我。If he saw me,he would know me.should see/were to see错综时间条件句错综时间条件句主句与从句的动作主句与从句的动作发生在不同的时间发生在不同的时间,这时这时主从句位于动词的虚拟语气形式主从句位于动词的虚拟语气形式因时间不同而不同因时间不同而不同,这叫做这叫做混合条件句混合条件句。如果你昨天问他的话，你现在就知道答案了。如果你昨天问他的话，你现在就知道答案了。If you _ him yesterday,you _ what to do now.If you _ him yesterday,you _ what

8、to do now.had askedhad askedwould knowwould know如果我有钱，我去年会买那幢别墅了。如果我有钱，我去年会买那幢别墅了。If I If I _,I,I _ the villas last year.the villas last year.were richwere richwould have bought would have bought 虚拟条件句省略或倒装虚拟条件句省略或倒装省略连词省略连词if if在书面语中，如果虚拟条件从句中有在书面语中，如果虚拟条件从句中有werewere，had had 或或 shouldshould，可以把可以把

9、if if省略，把这几个省略，把这几个词词放到主语之前，构成主谓倒装。放到主语之前，构成主谓倒装。If he should come,tell him to ring me up.If he should come,tell him to ring me up.Should he comeShould he come,tell him to ring me up.,tell him to ring me up.If I were you,I wouldnt do it.If I were you,I wouldnt do it.Were I youWere I you,I wouldnt do

10、 it.含蓄虚拟条件句含蓄虚拟条件句 (without/but for/.+N.)(without/but for/.+N.)but forbut for表示表示“若不是若不是”“”“要不是要不是”要不是碰到暴雨，我们还会早些到。要不是碰到暴雨，我们还会早些到。要不是他有养老金，他就挨饿了。要不是他有养老金，他就挨饿了。But for But for his pension,he his pension,he would starvewould starve.But for But for the storm,we the storm,we should have arrived should

11、 have arrived earlier.earlier.如果没有你的帮助，我们的实验是不会成功的。如果没有你的帮助，我们的实验是不会成功的。But for But for your help we your help we couldnt have succeeded couldnt have succeeded in the experiment.in the experiment.withoutwithout含蓄虚拟条件句含蓄虚拟条件句 要不是碰到暴雨，我们还会早些到。要不是碰到暴雨，我们还会早些到。But for But for the storm,we the storm,we s

12、hould have arrived should have arrived earlier.earlier.Without Without the storm,we the storm,we should have arrived should have arrived earlier.earlier.If there hadnt been the stormIf there hadnt been the storm含蓄虚拟条件句含蓄虚拟条件句 butbutI I could not have succeededcould not have succeeded,butbut t he t h

13、e camecame to help me.to help me.She She would gain would gain weight weight butbut she she doesntdoesnt.otherwise/orotherwise/orWe We didnt know didnt know his telephone number;his telephone number;otherwiseotherwise we we would have telephoned would have telephoned him.him.He He must have had must

14、 have had an accident,an accident,oror he he would have been would have been here.here.1.-What will you do if it _(rain)tomorrow?1.-What will you do if it _(rain)tomorrow?-We have to carry it on,since weve got everything ready.-We have to carry it on,since weve got everything ready.2.She told me tha

15、t she would not go with me if it _(rain)the next day.2.She told me that she would not go with me if it _(rain)the next day.3.If I _(be)you,I would plant some trees round the house.3.If I _(be)you,I would plant some trees round the house.4.If I had been you then,I _(not quarrel)with him.4.If I had be

16、en you then,I _(not quarrel)with him.5.If the United States had built more homes for poor people in 19555.If the United States had built more homes for poor people in 1955，the housing the housing problems now in some parts of this country _(not be)so serious.problems now in some parts of this countr

17、y _(not be)so serious.ExerciseExerciseWhen you visit London,one of the first things you will see is Big Ben,the famous clock which can be heard all over the world on the B.B.C.one of+序数词序数词/形容词最高级形容词最高级+名词复数名词复数 British Broadcasting CorporationIf the Houses of Parliament had not been burned down in

18、1834,the great clock would never have been erected.Big Ben takes its name from Sir Benjamin Hall who was responsible for the making of the clock when the new Houses of Parliament were being built.take its name from 以以命名命名be responsible for 为为负责负责take responsibility for It is not only of immense size

19、,but is extremely accurate as well.On the B.B.C.you can hear the clock when it is actually striking because microphones are connected to the clock tower.Big Ben has rarely gone wrong.Once,however,it failed to give the correct time.A painter who had been working on the tower hung a pot of paint on on

20、e of the hands and slowed it down!1.全世界全世界2.国会大厦国会大厦3.焚毁焚毁 4.以以.命名命名5.对对.负责负责6.不仅不仅.而且而且.7.一天两次一天两次 8.把把.连接到连接到.9.出故障出故障10.失败做某事失败做某事11.一罐油漆一罐油漆12.使使.慢下来慢下来1.all over the world 2.the Houses of Parliament3.burn down 4.take its name from5.be responsible for 6.not onlybut also/as well7.twice a day 8.connect to9.go wrong10.fail to do sth11.a pot of paint12.slow downThanks!