定语从句中as与which的区别

1、语法活用,which 和as引导非限制性定语从句的区别,which 和as引导非限制性定语从句的区别 熟读深思 朗读以下各句, 注意划线部分, 并思考： which和as引导的非限制性定语从句有何区别？（位置，含义）,As is known to us all, the earth moves round the sun. 众所周知, 地球是围绕太阳运动的. 2. David, as you know, is a photographer. 戴维是个摄影师, 如你所知。(不可用which) 3. Li Ming is late, as is often the case. 李明迟到了, 这是经

2、常发生的。(可用which) 4. Li Ming was late, which(=and this) made Mr. Zhang very angry. 李明迟到了, 这使张先生非常生气。(不可用as) 5. He married her, which was unexpected. 他和她结婚了, 这是出乎意料的。(不可用as),主语,宾语,主语,主语,主语,主句前,主句中,主句后,主句后,主句后,相同之处： 当先行词指整个主句的意思时, 这类非限制性_只能由_或 _来引导。 两者的区别在于： which引导的定语从句只能位于_, 而as引导的定语从句可位于_。（位置） 2. _常译作

3、“这”; 而_常译作“正如”, 且多与see, expect, imagine, know, hope等动词连用。（含义） 3. 在定语从句中作主语时, 若用_, 其谓语部分一般有be; 若谓语是不含be的行为动词时, 要用_。 4. _引导的定语从句只表示一个众所周知或意料之中的事, 而which不受此限制。 5. as常用于固定搭配中:as is often the case (这是常有的事), as we expected(不出所料); as often happens (正如经常发生的那样)；as is known to all(众所周知); as has been said befo

4、re (正如以前所说); as is mentioned above (正如上面所提到的)等。,归纳总结,主句后,主句前、中、后,which,as,as,which,as,定语从句,which,as,灵活运用:名师P219 一、单句填空 用which 或 as 填空,灵活运用:名师P219 一、单句填空 用which 或 as 填空,After graduating from college, I took some time off to go traveling, _turned out to be a wise decision. 2. I looked into their eyes,

5、 I found they didnt care, _told me it would be useless, but when I looked into yours, I saw kindness. 3. Jim passed the driving test, _ surprised everybody in the office.,which,which,which,灵活运用:名师P219 一、单句填空 用which 或 as 填空,4. _ is often the case, we have worked out the production plan. 5. _ is menti

6、oned above, paper is first made in China. 7. _ is reported in the newspapers, talks between the two countries are making progress. 10. _is known to all, the moon travels round the earth once every month.,As,As,As,As,灵活运用:名师P219 一、单句填空 用which 或 as 填空,6. Helen was much kinder to her youngest son than

7、to the others, _, of course, made the others envy him. 8. The result of the experiment was very good, _we hadnt expect. 9. The weather turned out to be very good, _was more than we could expect.,which,which,which,灵活运用:名师P219 三、写作运用,1.我有一个同学叫Kate, 她的妈妈是我以前的英语老师； I have a classmate called Kate, _ 2.Ka

8、te是一个容易相处的人, 我们都喜欢她； Kate is a girl _ and we all like her. 3.Kate在此次口语竞赛中获得第一名, 这使得她妈妈很高兴； Kate took the first place in the Speech Contest, _ 4.新年就要到了, 到时Kate会和她妈妈一起去香港； The New Year is coming, _ 5.众所周知, 香港是一个购物天堂, Kate打算在那里买她需要的东西。 _, Hongkong is a shopping paradise, _,whose mother is my former Eng

9、lish teacher,who is easy to get along with,which made her mother very happy.,when Kate will go to Hongkong together with her mother.,As we all know,where Kate intends to buy all that she needs.,I have a classmate called Kate, whose mother is my former English teacher. Kate is a girl who is easy to get along with and we all like her. Kate took the first place in the Speech Contest, which made her mother very happy. The New Year is coming, wh