1、B3U3 Discovering Useful Structuresellipsis 省略Lead-in review the grammar of Unit 2 动词ing作状语相应的状语从句或并列谓语 Hearing the knock on the door,they stopped talking. When they heard the knock on the door, they stopped talking.总结：n时间状语转变时间状语从句时， 加上引导词，加上主语，把动词ing转变成谓语动词。状语从句变状语则反之。 As he was ill, he didnt go to
2、 school yesterday. Being ill, he didnt go to school yesterday. 状语从句变状语去掉引导词，去掉主语，把谓语动词转变成动词ingellipsis 省略more examples about ellipsisYou can not smoke here.You can not take photos here.more examples about ellipsisA: Im hungryB: Are you ?A: Yeah. Didnt have lunch today.B: Want some sandwiches?A: Are
3、there any ?B: Yeah. Just made some.more examples about ellipsisSorry to have kept you waiting.Seen the movie before?Im sorry to have kept you waiting.Have you seen the movie before?Try to omit(省略) the unimportant wordsLook at the following sentences, and say which one is better ? why?Mike said that
4、he would come to school to see me the next day, but he didnt come to school to see me the next day.Mike said that he would come to school to see me the next day, but he didnt.Ellipsis的作用： 避免重复 简洁语言ellipsis 省略简单句中的省略01并列复合句的省略02主从复合句的省略03其他特殊省略04ellipsis省略 一、简单句中的省略1. 省略主语 (You) shut up.Sounds like a
5、 good idea.(It) sounds like a good idea.Shut up.（祈使句）2. 省略主谓或主谓语的一部分Got any idea?3. 省略宾语This way,please. （You come) this way, please.（Have you) got any idea?-Do you know Helen?-I dont know (her).4.省略表语-Are you happy？-Yes, I am.Yes , I am (happy).二、并列句中的省略法则：在并列句中省略第二个分句中相同的成分，避免重复Tom picked up a boo
6、k on the floor and (Tom) handed it to his teacher.Jack must have been playing football and Mary (must have been) doing her homework.二、并列句中的省略His advice made me happy, but (his advice made) Jim angry.He has a knowledge of first aid but his friend doesnt (have a knowledge of first aid).1. 状语从句的省略。Wood
7、 gives off much smoke while burning.三、复合句中的省略while (it is) burning.Whenever possible, they would stop him and ask him the three questions.Whenever (it is) possible,在when, while, if, as if, though, although, as, until, once, whether, unless, whenever等连接的状语从句中，当从句主语与主句主语相同或从句的主语为it，且谓语中含有be动词时，则可省略从句主
8、语与be动词2. 定语从句的省略。The exact year (which/that) Angela and her family spent together in China was 2008.He is the man (whom) they assume to be extremely rich.在限制性定语从句中，作宾语用的关系代词which, that, whom可以省略。（但whom, which紧跟在介词后时不能省略）。The firm in which Dick worked has gone bankrupt.3. 宾语从句的省略。I truly believe that
9、 beauty comes from within.He said that the text was very important and that we should learn it by heart.及物动词后接宾语从句时，连接词that一般可以省略；但如果及物动词接两个或两个以上that引导的宾语从句时，那么只有第一个that可以省略。( )( )1. 动词不定式的省略。You cant force him to answer the question if hes not ready to answer the question.四、其他省略情况当不定式在形容词afraid, an
10、xious, eager, glad, happy, ready, willing等情绪或状态的形容词后作状语时，to后的重复内容常省略。当不定式在某些动词后作宾语时，比如agree, afford, expect, forget, hope, know, manage, pretend, remember, refuse, want, wish, would like等，to后的重复内容常省略( ) - Have you ever been to the seaside?-Well, Id like to (go with you).We often hear her sing an Eng
11、lish song in the classroom.She is often heard to sing an English song in the classroom.使役动词，如make, let, have等和感官动词，如see, watch, notice, observe, hear等后面作宾补的不定式须省略to，但若这些动词用于被动语态，则to不省略。2. 虚拟语气中的省略虚拟条件状语从句中含有had、should、were时常省略if，而将were、had、should提前构成部分倒装。 Had you come here yesterday，you would have m
12、et her. 如果你昨天来这儿的话，你就会见到她了。在一坚持（insist），二命令（order、command），三建议（suggest、propose、advise），四要求（demand、require，request、ask）等后的宾语从句中，含这些词或它们的派生词的主语从句、同位语从句、表语从句中，以及It is strange/natural/necessary/important/that.中常省略 should。3.使用so, not等时的省略。在英语中，可以用so, not或其他方式来省略上文或问句中的一部分或整个句子。-Can you finish your work t
13、oday?- (我认为能。)- (我认为不能。)I think so. I dont think so./I think not Practice makes perfect1 You mean you are planning a trip across the Atlantic for a holiday? It sounds like a good idea. 2 He tried to solve his financial problems，but he couldnt solve the problems. 3 If it is necessary，Ill finish my re
14、port on American poetry as soon as it is possible. You mean you are planning a trip across the Atlantic for a holiday? Good idea. He tried to solve his financial problems，but couldnt. If necessary，Ill finish my report on American poetry as soon as possible. Rewrite the sentences 4 Are you going to d
15、ress like that? Wearing a dress might be better than wearing jeans and boots . 5 Some wild mushrooms are poisonous and some are not poisonous. 6 I really like that paper folding book，and my son likes that paper folding book，too. Are you going to dress like that? A dress might be better than jeans an
16、d boots. Some wild mushrooms are poisonous and some are not. I really like that paper folding book，and my son，too. Justin：Linlin，Im going to Guizhou Province next month. Im super excited! Do you have any recommendations for places to visit in Guizhou Province? Linlin：Wow，thats cool! Guizhou is a pro
17、vince with a lot of cultural diversity. What are some places to visit in Guizhou ? Well，definitely the Huangguoshu Waterfall is the first place to visit in Guizhou Province）. Justin：Whats special about the waterfall? Linlin：Well，have you ever heard of the Chinese novel Journey to the West ? Read the
18、 conversation. Find out which words have been left out . Read the conversation. Find out which words have been left out . Justin：Yes，I have heard of the Chinese novel Journey to the West . Why do you ask ?Linlin： In the back of the Huangguoshu Waterfall，you will find a cave，which is the home of the
19、Monkey King from Journey to the West. Justin：Thats really true? Its cool! Ill definitely check it out. Linlin： And I strongly recommend the ethnic minority villages . Youll find Chinese culture is much more diverse than you thought it was. Justin：This all sounds great. Thanks! homework: finish the Section 3 in the workbook
