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Which /as 引導(dǎo)的定語從句

which與as都能引導(dǎo)定語從句，那么如何區(qū)別呢？

Which /as區(qū)別如下表：

eg.1)This elephant is like a snake,as/whicheveryone can see.=As everybody can see,this elephant is like a snake.

2)The street hasn't been cleaned for weeks,which makes it very dirty.

*as常用于the same...as... such...as... as is known to all as we all know as is said above as it is as is reported in the newspaper等結(jié)構(gòu)中。

eg.1)Such books as this are too difficult for beginners.=Books such as this are...=Books like this are...

2)I live in the same building as he (does).

Exercises:

1.Last week our maths teacher set so difficult an examination problem_____ none of us worked out.

A that B which C as D so that

2.____ is mentioned above,the number of the students in senior high school is increasing.

A Which B As C That D It

3.He had the same life____ his father lived.

A where B as C that D when

4.His sister had become a teacher, _____ was what he wanted to be.

A who B what C that D which

5.Edison made a lot of inventions,_____ of great importance.

A which I think are B which I think they are

C which I think they D I think which are

(1----5CBCDA)

講師介紹：張老師，中學(xué)英語首席高級教師，鄭州市級骨干教師，國家級英語競賽輔導(dǎo)教師。具有20多年中高考，對口高考英語輔導(dǎo)經(jīng)驗(yàn)，善于精準(zhǔn)把握考試命題方向。