導語：定語 從句由關系詞（關系代詞、關系副詞）引導，關系代詞、關系副詞位于定語從句句首。以下小編為大家介紹定語從句練習題及答案文章，歡迎大家閱讀參考!

　　定語從句練習題及答案

　　定義：

　　在復合句中作定語，修飾主句中的某一名詞或代詞的從句，叫做定語從句。

　　被定語從句所修飾的詞叫先行詞，位于從句之前。定語從句有關系代詞that、which、who、whose、whom和關系副詞when 、where、why引導.

　　定語從句的基本結構為：

　　先行詞 + 關系代/副詞 + 句子

　　Do you know the boy who is wearing a blue jacket?

　　The skirt that /which is made of silk is very expensive. I can’t afford it.

　　The number of the people who/that own cars is increasing.

　　The house that(which、/) the famous person once lived in is very old now.

　　考點1. 關系代詞: that, which, who, whom, whose 關系副詞: when, where, why.

　　a. that－既可指人，也可指物，作主語，不能省略；作賓語，可以省略；不引導非限定性定語從句

　　There are lots of things ________ I need to prepare before the trip. （10河北）

　　A. who B. that C. whom D. whose

　　(答案: B)

　　b. which－指物，作主語，不能省略；作賓語，可以省略.可引導非限定性定語從句。

　　This is the dictionary ________ Mum gave me for my birthday. (08河北)

　　A. which B. what C. whose D. whom

　　(答案：A)

　　Sorry, we don’t have the coat ________ you need. (09河北)

　　A. what B. who C. whom D. which

　　(答案：D)

　　c. who－般指人，作主語，不能省略；作賓語，可以省略,（常用whom）