人教版高中英语选修七春unit5：grammar课件

高中英语课件（金戈铁骑（金戈铁骑 整理制作整理制作）Unit 5 Travelling abroadRevising useful structuresRevising useful structuresNon-restrictive Attributive Clause非限制性定语从句非限制性定语从句1.限制性定语从句和非限制性定语从句限制性定语从句和非限制性定语从句: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意义上不可缺少的定语,如果去掉如果去掉,主句就会失去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意义或意义不完整。这种从句和先行词的关系十分密切分密切,写时不用逗号和主句分开。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。我是我们办公室唯一被邀请的人。(如果把从句部分去掉如果把从句部分去掉,整个句子的含义就变整个句子的含义就变了了)非限制性定语从句非限制性定语从句:非限制性定语从句和非限制性定语从句和主句的关系并不十分密切主句的关系并不十分密切,只是对先行词只是对先行词做些附加说明做些附加说明,如果去掉如果去掉,主句的意思仍然主句的意思仍然清楚。这种从句和主句之间往往用逗号隔清楚。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开。在讲话时语调上须停顿,一般不用一般不用thatthat引导。引导。1)His dog,which was now very old,became ill and died.他的狗当时很老了他的狗当时很老了,生病后就死了。生病后就死了。(去去掉从句掉从句,主句的意义仍然完整主句的意义仍然完整:他的狗生他的狗生病死了。病死了。)旺财旺财2)Yesterday I met Li Lei,who seemed to be very busy.昨天我碰上李雷了昨天我碰上李雷了,他好象很忙。他好象很忙。(去掉从句去掉从句,主句的意义仍然完整主句的意义仍然完整:昨天我碰昨天我碰上李雷了。上李雷了。)Im Li Lei2.非限制性定语从句中的一些问题：非限制性定语从句中的一些问题：a.非限制性定语从句中非限制性定语从句中,指物时指物时,用用which而不用而不用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.b.指人时主格用指人时主格用who,宾格用宾格用whom,物主格用物主格用whose(也可指物也可指物)。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.另外关系副词另外关系副词when(指时间指时间),where(指指地点地点)也可以引导非限制性定语从句也可以引导非限制性定语从句(注注意关系副词意关系副词why不能引导非限制性定语不能引导非限制性定语从句。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介词加关系代词也可以引导非限定性定语从句。定语从句。6)Wu Dong,withwhom 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 非限定性定语从句非限定性定语从句 由由as,which 引导的非限定性定语从句引导的非限定性定语从句,as和和which可代整个主句，相当于可代整个主句，相当于and this或或and that。As一般放在句首一般放在句首,which在句中。在句中。As we know,smoking is harmful to ones health.The sun heats the earth,which is very important to us.Answer key to Ex1 on Page 41:Answer key to Ex1 on Page 41:1.Xie Lei,who is 21 years old,has come to our 1.Xie Lei,who is 21 years old,has come to our university to study for a business qualification.university to study for a business qualification.2.She is halfway through the preparation year,which most foreign students complete before applying for a degree course.3.You have to get used to a whole new way of 3.You have to get used to a whole new way of life,which can take up all your concentration life,which can take up all your concentration in the beginning.in the beginning.4.explained Xie Lei,who had lived all her life 4.explained Xie Lei,who had lived all her life in the same city in China.in the same city in China.5.5.Living with host families,in which there may be Living with host families,in which there may be other college students,gives other college students,gives 6.6.He wanted to know what I thought,which He wanted to know what I thought,which confused me confused me Answer key to Ex2 on Page 41:Answer key to Ex2 on Page 41:1.Mark Twain,who was a famous American author,1.Mark Twain,who was a famous American author,wrote The Million Pound Bank Note.wrote The Million Pound Bank Note.2.The bird cages,some of which were in poor 2.The bird cages,some of which were in poor condition,were sold by the shopkeeper at half price.condition,were sold by the shopkeeper at half price.3.Joan passed her exam,which surprised me a 3.Joan passed her exam,which surprised me a great deal.great deal.4.The minibus which I usually take on the 4.The minibus which I usually take on the campus had an accident yesterday.campus had an accident yesterday.5.5.Shenzhou-VShenzhou-V,which was sent into space on,which was sent into space on October 15th,2003,was Chinas first manned October 15th,2003,was Chinas first manned spaceship.spaceship.6.The dogs,all of which were small and white 6.The dogs,all of which were small and white with long hair,barked loudly.with long hair,barked loudly.7.The battery to which the robot toys were 7.The battery to which the robot toys were connected failed to work last night.connected failed to work last night.8.I asked the doctor to tell me the reason why 8.I asked the doctor to tell me the reason why my hands are numb sometimes.my hands are numb sometimes.Answer key to Ex3 on Page 41:Answer key to Ex3 on Page 41:1.Peter danced and sang all evening.People 1.Peter danced and sang all evening.People used to think Peter was quiet.used to think Peter was quiet.Peter,who people used to think was quiet,Peter,who people used to think was quiet,danced and sang all evening.danced and sang all evening.2.Sharon gave me a picture for my 2.Sharon gave me a picture for my birthday.She had painted it birthday.She had painted it especially for me.especially for me.For my birthday,Sharon gave me a For