(将句子合并成带有定语从句的复合句) The bike was not good．You wanted to buy it.

(将句子合并成带有定语从句的复合句) The old man is a professor．He teaches chemistry in a college.

(将句子合并成带有定语从句的复合句) I've received the book．Father sent it to me.

(将句子合并成带有定语从句的复合句) He is the new head．

　　I was talking about him this morning．

(将句子合并成带有定语从句的复合句) Do you know the doctor?

　　He comes here once a month and examines the workers．

(用关系代词 who，that 或 which 填空) The nurse ______ we talked about can speak English well．

(用关系代词 who，that 或 which 填空) A panda is a kind of animal ______ can be found only in China．

(用关系代词 who，that 或 which 填空) This radio set _______ we have had for two years is a good one.

(用关系代词 who，that 或 which 填空) Football, ______ is a very interesting game，is played all over the world.

(用关系代词 who，that 或 which 填空) My brother, _______ is in Grade Three，studies very hard.