定语从句不同于单词作定语的情况，它通常只能放在被修饰的词（即先行词）之后。

高考定语从句模拟试题

　　1. Mary lives in the room, the door _____ opens east.

　　A. of it B. of which C. of that D. whose

　　2. The engineer _____ my father is talking has just come from abroad.

　　A. with whom B. with who C. with which D. that

　　3. He lives in a hotel, _____ is only five minutes’ walk from here.

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

　　4. Is there anything _____ I can do for you?

　　. A. which B. who C. as D. that

　　5. The speaker will tell us about some writers and their works _____are known to us.

　　A. which B. that C. as D. who

　　6. This is the reason _____ they are all against the plan.

　　A. which B. that C. why D. what

　　7. It was not until late in the evening _____ the traveler found a hotel.

　　A. which B. that C. as D. where

　　8. I didn’t like the way _____ she spoke to me.

　　A. which B. that C. how D. as

　　9. This is _____ I can do for you right now.

　　A. which B. that C. what D. as

　　10. It was at our college library _____ I borrowed the novel.

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

　　11. I have seen trees, _____ open at sunrise and close at sunset.

　　A. which the leaves B. of which leaves C. whose leaves D. its leaves

　　12. All _____ is needed is a supply of oil.

　　A. the thing B. that C. what D. which

　　13. The foreign guests, _____ were scientists, were warmly welcomed at the airport.

　　A. most of whom B. most of them C. most of which D. most of those

　　14. On the train I saw a student _____ I thought was your sister.

　　A. who B. whom C. which D. that

　　15. Is the river _____ through the town very long?