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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,0,关系代词,as,与,which,引导的非限制性定语从句的区别,Grammar,关系代词as与which引导的非限制性定语从句的区别,1,The number of smokers,_ is reported,has dropped by 17 percent in just one year,A.it,B.which,C.what,D.as,The number of smokers,_,2,as,与,which,引导,非限制性定语从句的区别,as与which 引导,3,Difference 1,4,As is known to all,China is a developing country.,As is known to all,China is a,5,Mark Twain,as we know,is a famous American writer.,Mark Twain,as we know,is a f,6,He doesnt like the job,as you can see.,He doesnt like the job,as you,7,The roads were flooded,which made our journey more difficult.,The roads were flooded,which,8,As is known to all,China is a developing country.,Mark Twain,as we know,is a famous American writer.,He doesnt like the job,as you can see.,The roads were flooded,which made our journey more difficult.,As is known to all,China is,9,一,位置不一样,as,可放在句首,句中或者句尾；,As is known to all,China is a developing country.,Mark Twain,as we know,is a famous American writer.,He doesnt like the job,as you can see.,which,只能放在主句后,The roads were flooded,which made our journey more difficult.,一位置不一样as可放在句首句中或者句尾；which只能放,10,Difference 2,11,He cannot pay off his debt,as is the case.,He cannot pay off his debt,as,12,Our team won the match,as we expected.,Our team won the match,as we,13,He broke his promise,which made me angry.,He broke his promise,which ma,14,He cannot pay off his debt,as is the case.,Our team won the match,as we expected.,He broke his promise,which made me angry.,He cannot pay off his debt,as,15,二.意义不一样,as,常译为,“,正如，如同,”,，主从复合句常为顺承关系；,He cannot pay off his debt,as is the case.,Our team won the match,as we expected.,which,常译为,“,这,”,，主从句之间常为转折，因果关系。,二.意义不一样as常译为“正如，如同”，主从复合句常为顺承关,16,as,固定词组搭配,as we all know=as is known to all,as is the case,as is said/reported/expected,as often happens,as固定词组搭配as we all know=as is k,17,The number of smokers,_ is reported,has dropped by 17 percent in just one year,A.it,B.which,C.what,D.as,D,旧题浮现,The number of smokers,_,18,Difference 3,19,He won the first place in the match,of which,we were proud.,He won the first place in the,20,The weather turned out to be terrible,about which,we were disappointed.,The weather turned out to be t,21,He won the first place in the match,of which,we were proud.,The weather turned out to be terrible,about which,we were disappointed.,He won the first place in the,22,三,介词,+which,结构,在介词后代替整个主句时，只能用,which.,三介词+which结构在介词后代替整个主句时，只能用whi,23,Difference 4,24,The driver said,he hadnt drunk,which,the traffic policeman didnt believe.,The driver said he hadnt drun,25,The driver said,he hadnt drunk,which,the traffic policeman didnt believe.,_,_,The driver said he hadnt drun,26,The policeman,ordered the drunk driver to leave the car,which he did.,The policeman ordered the drun,27,五,四,当关系代词代替主句中的宾语从句时，一般只用which,不用as。,五四当关系代词代替主句中的宾语从句时，一般只用which,28,1,as,引导 非限制性定语从句时，可放句首，句中，句末。,which,引导非限制性定语从句时，从通常在主句之后,.,2,as,常译为,“,正如，如同,”,，主从复合句常为顺承关系，,which,常译为,“,这,”,，主从句之间常为转折，因果关系。,3,，,as,常用于一些固定结构。,4,，,which,常用于介词,+which,结构中。,5,当关系代词代替主句中的宾语从句或复合句结构时，一般只用,which,，而不能用,as,summary,1,as引导 非限制性定语从句时，可放句首，句中，句末。2,29,_,1,，改错。,It is known to all,the earth moves around the sun.,As,通过分析句子结构可知，本句是非限制行定语从句。所缺词一方面代替主句的意思，另一方面连接从句，意为,“,正如,”,，故需要将,It,改为,As,。另外，,it,属于代词，可以作形式主语，如将题干中的逗号改为,that,也可以。,追踪练习,_1，改错。As通过分析句子结构可知，本句是非限制行定语从句,30,追踪练习,2.,单选。,Tom did not pass the final exam this time,_is often the case.,A.it B.which C.as D.who,C,解析，,as,引导非限制性定语从句时，常用,”As is often the case”,等结构中，故答案为,C,。,追踪练习,追踪练习2.单选。C解析，as引导非限制性定语从句时，常用,31,谢谢指导,!,谢谢指导!,32,
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