第7册第5单元语法课件.ppt

Grammar,Finish the following sentences. 1. He has two sons _ work in the same place. 2. He has two sons, _ work in the same place.,who,who,3. They gave up the plan _ they worked out yesterday. 4. They gave up the plan, _ was a very good one.,that/which,which,定语从句 II,.Grammar points:,非限制性定语从句 1. 限制性定语从句和非限制性定语从句: 限制性定语从句:所谓限制性定语从句就是先行词在意义上不可缺少的定语,如果去掉, 主句就会失去意义或意义不完整。这种从句和先行词的关系十分密切,写时不用逗号和主句分开。,I was the only person in my office who was invited. 我是我们办公室唯一被邀请的人。 (如果把从句部分去掉, 整个句子的含义就变了),非限制性定语从句:非限制性定语从句和主句的关系并不十分密切,只是对先行词做些附加说明,如果去掉,主句的意思仍然清楚。这种从句和主句之间往往用逗号隔开。在讲话时语调上须停顿。一般不用that引导。,1) His dog, which was now very old, became ill and died. 他的狗当时很老了, 生病后就死了。(去掉从句, 主句的意义仍然完整:他的狗生病死了。),2) Yesterday I met Li Lei, who seemed to be very busy. 昨天我碰上李雷了,他好象很忙。 (去掉从句, 主句的意义仍然完整:昨天我碰上李雷了。),2. 非限制性定语从句中的一些问题： a. 非限制性定语从句中, 指物时, 用which而不用that。 1) Football, which is a very interesting game, is played all over the world. 2) All the books there, which have beautiful pictures in them, were written by him.,Tips,b. 指人时主格用who,宾格用whom,物主格用whose(也可指物)。 1) Miss Howe, whom you met in the library, is our new teacher. 2) The Arabs, who are famous for their horses and camels, use these animals for work and in sports.,3) Li Ming, whose mother has been ill for two days, is absent from school today. c. 另外关系副词when(指时间), where (指地点)也可以引导非限制性定语从句(注意关系副词why不能引导非限制性定语从句);why不引导定语从句。,4) He lives in the city, where there is a high tower. 5) The Peoples Republic of China was founded in 1949, when he was born. d. 介词加关系代词也可以引导非限定性定语从句。,6) Wu Dong, with whom I went to see the film, enjoyed it very much. 7) Her bag, in which she put all her books, has not been found. 8) The story about the Long March, of which this is an example, are well written.,3. as, which 非限定性定语从句 由as, which 引导的非限定性定语从句,as和which可代整个主句，相当于and this或and that。As一般放在句首,which在句中。,As we know, smoking is harmful to ones health. The sun heats the earth, which is very important to us.,Suggested answers to Ex3 on Page 41. 1. Peter danced and sang all evening. People used to think Peter was quiet. Peter, whom people used to think was quiet, danced and sang all evening.,练一练！,2. Sharon gave me a picture for my birthday. She had painted it especially for me. Sharon gave me a picture for my birthday, which she had painted especially for me.,3. We picked all the apples and put them in boxes. They will be transported abroad.,We picked all the apples, which will be transported abroad, and put them in boxes.,4. The book by Sam Waters was not available. She asked for it. The book which she asked for by Sam Waters was not available. 5. The visa(签证) has not arrived yet. I need the visa to enter the US. The visa which I need to enter the US has not arrived yet.,6. The two traffic accidents happened on the same morning. Then there was a heavy fog. The two traffic accidents happened on the same morning, when there was a heavy fog.,7. Tang Ling volunteered to help the welfare house. There she teaches the homeless children. Tang Ling volunteered to help the welfare house, where she teaches the homeless children.,8. Anne is going to America next year. Her daughter is in my class. Anne whose daughter is in my class is going to America next year.,9. He went on the bus tour with a group of people. Most of them had never traveled before. He went on the bus tour with a group of people, most of whom had never traveled before.,1. Alice received an invitation from her boss, _came as a surprise. A. it B. that C. which D. he 此为非限定性从句,不能用 that修饰,而用which. it 和he 都使后句成为句子,两个独立的句子不能单以逗号连接。况且选he句意不通。,C,2.The weather turned out to be very good, _was more than we could expect. A. what B. which C. that D. it which可代替句子, 用于非限定性定语从句,而what不可。that 不能用于非限定性定语从句, it不为连词,使由逗号连接的两个句子并在一起在英语语法上行不通。,B,3. It rained hard yesterday, _ prevented me from going to the park. A. that B. which C. as D. it 4. She is a teacher of much knowledge, _ much can be learned. A. who B. that C. from which D. from whom,B,D,5. China has many rivers, _the Changjiang River is the longest. A. which B. in which C. among which D. one of which,C,6. A. Pisa is a city, _ has a leaning tower. B. Pisa is a city, _there is a leaning tower. A. which B. that C. where D. there,A,C,7. Dorothy was always speaking highly of her role in the play,_ ,of course, made the others unhappy. A. Who B. which C. this D. what 8. Do you know the reason _ he was late? A. that B. which C. for what D. for which,B,D,9. I have bought two ball pens , _ writes well. A. none of which B. neither of which C. none of them D. neither of them,B,10.