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1、*What can we do to make sure earthquakes dont destroy whole cities ? ( What can we do if we want to reduce the destruction? )v,Dont build houses along the lines where two of the earths plates join together.,2. Build houses on rock not on sand.,3. Make the houses as strong as possible.,EARTHQUAKES (2
2、),*Why do scientists think “The Big One” will bring much destruction ?,1. More houses are being built.,2. The population in and around San Francisco is now ten times more than it was in 1906.,Try to ask as many questions as you can like the following one and then answer them.,What is the name of the
3、 student who sits in front of Lou Huifeng?,2. What is the name of the student that sits on Feng Yangs left ?,3. Whose is the pen that is on this desk ?,The student who sits in front of David Wang is Chen Xiaoyin.,The student that sits on Feng Yangs is Guo Fan.,The pen that is on this desk is Dong Ro
4、ngs.,4. Whose is the watch which is on the floor ?,The watch which is on the floor is Cao Kes.,The wide and busy road which was built like a bridge over another road fell onto the one below.,2. At San Francisco the Pacific plate which is moving towards the northwest meets the North American plate.,w
5、hich,which,关联词,关联词,先行词,先行词,2.The number of people who lost their homes reached as many as 250,000.,1. It sounded like a train that was going under my house.,It sounded like a train. The train was going under my house,The number of people reached as many as 250,000. The people lost their homes.,引导定语从
6、句的关系代词有which, that, who, whom, whose,1who 代人 （从句中作主语或宾语） The man who has a big dog will help us. The boy who we saw yesterday was John.,2. whom 代人 （从句中作宾语，通常可以省略） This is the doctor whom (who) you are looking for.,作主语,作宾语,3. which 代物。 （在从句中作主语或宾语，做宾语时通常可以省 略） I cant find the book （which） you lent me
7、 yesterday. The building which stands near the river is our school.,作宾语,作主语,4. that 代人或物， 在定语从句中作主语或 宾语；作宾语通常可省略。 He is not the man (that) we need. Is the river that flows through that town very long?,作宾语,作主语,5.whose 多代某人的，或某物的。whose在从句 中作定语。 That is a book whose cover is blue. Helen is the girl who
8、se house is being painted .,The man who/that brought us the letter yesterday is in the next room.,2. The film (which)/ (that) they saw last night is interesting.,3. The pen (which)/ (that) he has taken away is mine.,4. The students who/that dont work hard will not pass the exam.,5. The lady (which)/
9、 (that) you saw just now is our geography teacher.,作主语,作宾语,作宾语,作主语,作宾语,Exercise 1 Underline “who” or “that” which can be omitted in the next Attributive clauses.,The woman who lives next door is a doctor. Have you found the keys that you lost. The people who we met at the party were very friendly. T
10、he people who work in the office are very friendly. The people who I talked to were very friendly. What have you done with the money that I gave you ? What happened to the money that was on the table ? Did you take it ? It was an awful film. It was the worst film that Ive ever seen. It was an awful
11、experience. It was the worst thing that has ever happened to me.,Exercise 2,We hired a car youre going to see a film I invited some people We wanted to visit a museum,Ann is wearing a dress you lost some keys you had to do some work,Tom recommended a hotel to us We wanted to visit a museum,Have you
12、found the keys you lost ? I like the dress_. The museum_. Whats the name of the film_? Some of the people _ couldnt come. Have you finished the work _? The car _broke down after a few miles. We stayed at a hotel _.,(that/which) Ann is wearing,(that/which) we wanted to visit,(that/which) you are going to see,(who/that) I invited to the party,(that/which) you had to do,(that/which) we hired,(that/which) Tom recommended to us,
