定语从句中介词的选择：1.介词与先行词时一种习惯性搭配

She was educated at Beijing University, after which she went on to have her advanced study abroad.

2.介词与从句中的动词是动词短语搭配。

The man to whom I turned for help is a lawyer.( turn to sb. for help)

3.介词与从句中的形容词一起构成固定搭配

Ours is a beautiful country , of which we are greatly proud.( be proud of )

4.表示所有格/整体与部分关系时， 用介词of .  

There are 50 students in our class, two thirds of whom are boys.

Our English teacher, with whose help we made great progress in English, has completed 30 years of teaching.

我的英语老师已经完成30年教龄了，在他的帮助下我们在英语上取得了很大进步。

There was a great pain in my right foot, because of which I could only limp along.

我右脚很疼因而我只能跛着走。

1.       I, who ___your friend , will do my best to help you.  (be)

2.       Tom is the only one of the students who _____passed the exam.  (have)

3.       Tom is one of the students who _____passed the exam.  (have)

4.       Do you still remember the days_________we spent in Qingdao?

5.       Do you still remember the days_______we spent the summer holiday in Qingdao?

相似句式

(1)It is such a heavy box ____i can’t lift it.      (2)It is such a heavy box_____I can’t lift.

(1)Is this factory the one ____we lived 3 years ago?

(2)Is this the factory ____we lived 3 years ago ?

(3)Is this factory _____we lived 3 years ago?

(1)The reason ___he didn’t come was unknown.  (2)The reason____he gave was not right.

(1)She did all____ she could to help him         (2)She did ___she could to help him.

(1)She is not the girl____she used to be.         (2)She is not ____she used to be.

22．The exact year ____ Angela and her family spent together in China was 2008.   

A. When            B. where        C. why               D. which

26. I borrow the book Sherlock Holmes from the library last week, ______ my classmates recommended to me.   A. who                     B. which           C. when               D. Where

31. Students should involve themselves in community activities    they can gain experience for growth. 

A. who               B. when         C. which             D. where

Those successful deaf dancers think that dancing is an activity              sight matters more than hearing.  

 A. when                    B. whose                  C. which                    D. where

31.I am looking forward to the day          my daughter can read this book and know my feelings for her.   

A. as                    B. why               C. when                D. where

【试题延伸】where引导定语从句时，是表示地点或者抽象意义“在…方面”，本身在从句部分充当地点状语。比如，case，stage，position，state，activity, business, occasion, situation, point，work等,但也要视情况而定。

It’s helpful to put children in a situation      they can see themselves differently.   

A. that       B. when      C. which         D. where