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1、福州市第四十中学 林锌,Unit 4 Our World Topic 3 The workers used live models, didnt they? Section A,railway n. 铁路,Lets go to Beijing Railway Station.,_,pull v. 拉，拖 n. 拉力，引力,push,1. How old are the old city walls? 2. There are many old city walls in Beijing, arent there?,(影片1),1. How old are the old city walls?
2、2. There are many old city walls in Beijing, arent there?,They are more than 500 years old.,No, there arent. Only a few of them remain now.,Key points,Only a few of them remain now.,v. 余下，留下,remain v. 保持，仍是,Find out the tag questions.,Key points,Its a nice day, isnt it? Lets go and have a look, shal
3、l we? There are still many old city walls in Beijing, arent there? You know a lot about them, dont you?,Key points,Tag questions（附加疑问句或叫反意疑问句）,反意疑问句的结构: _ 两部分的人称和时态要一致。 有两种形式：_ 它的回答方式和一般疑问句一样，根据事实用 _来回答。,陈述句，简略问句？,一种是前肯后否，另一种是前否后肯。,Yes或No,附加疑问句中的陈述部分有no, nothing, little, few, never, hardly, seldom,
4、nobody等表示否定意义的词时，附加疑问部分用肯定形式。She has few friends here, _? You never saw him, _?,Key points,Tag questions（附加疑问句或叫反意疑问句）,does she,did you,以I think/believe引导的宾语从句，附加疑问部分的主语应与从句的主语保持一致。I think he is clever, _? I dont believe he comes from the U.S.A., _?,Key points,Tag questions（附加疑问句或叫反意疑问句）,isnt he,doe
5、s he,对于祈使句的附加疑问句，附加疑问部分常用will you, 但以Lets开头的句子，附加疑问部分用shall we。Please open the door, _? Let us play soccer, _? Lets go to school, _?,Key points,Tag questions（附加疑问句或叫反意疑问句）,will you,shall we,will you,Complete the conversation with tag questions in the box.,A: Hi, Liu Yue! Its a lovely day, _? B: Yes,
6、 it is. Youre going to visit the Great Wall, _? A: Thats right! The Great Wall is very famous. Many people want to go there, _? B: Yes, they do. A: Lets go together, _? B: Good idea.,dont theyshall weisnt itarent you,b,c,d,a,Work alone,1. What happened to the old city walls in the 1960s? 2. Why does
7、 the government rebuild the old city walls?,(影片2),There used to be lots of old city walls in Beijing.,过去这条河上有座桥。 There used to be a bridge over the river.,过去某地有,Key points,Most old city walls were pulled down in the 1960s, because they were falling down.,pull down 拆毁（建筑物） be pulled down 被拆毁,Key poin
8、ts,读作: in the nineteen sixties在二十世纪六十年代,前缀re-常加在许多动词之前重新构成一个动词，表示“再，重”的意思，词性不变。,The government is trying to protect and rebuild the old city walls.,Key points,build - write - appear - tell -,rebuild rewrite reappear retell,They make the city more beautiful, and we can learn a lot from them about his
9、tory and people.,Key points,learn from 向学习,Are you for or against the following action? Check () them and give your reasons.,Work alone,Are there any relics in your hometown, such as old city walls, bridges or temples? What do you know about them? What does the government do to protect them? Survey
10、people in your hometown, and then report about the relics to your class.,Group work,Task,Summary,1. Tag questions. Its a nice day, isnt it? Lets go and have a look, shall we? There are still many old city walls in Beijing, arent there? You know a lot about them, dont you? 2. Talk about the old city walls in Beijing. 3. Useful expressions.,Homework,1. Review the tag questions. 2. Write a letter to the local government about your suggestions to protect our cultural relics.,Thanks for listening.Goodbye.,
