引导词要用that，不能用because。 答案：why；that

31.The child is fat.That's he has a sweet teeth(爱吃甜食). 解析：此为because引导的表语从句。That's because...那是因为……。 答案：because

32.It's beyond doubt that man will lag behind (落后)in the race.

解析：此为that引导的同位语从句，在抽象名词doubt后起补充说明作用，that不能省略。注意：that man中的that起修饰man的作用，指“那个人”，而不是引导词。 答案：that

Ⅱ.定语从句(用适当的关系词填空)

1.The weather was very sunny the following day， was what we had expected.

解析：本题用which代替前面整个句子，引导非限制性定语从句。 答案：which

2.The man about you told me the other day turned out to be a thief. 解析：先行词是人，前有介词about，故用whom。 答案：whom

3.I have finished reading all the books were borrowed from the school library.

解析：先行词是物the books，且有all修饰，只能用that。 答案：that

4.I have bought three ballpoint pens，none of writes smoothly. 解析：先行词是物three ballpoint pens，前有介词of，故只能用which。 答案：which

5.This is the store my father runs.

解析：先行词the store是物，从句缺少宾语，用which，that或不填均可。

答案：that/which/不填

6.I cannot forget the time I stayed in the country with those farmers.

解析：定语从句中不缺主语，也不缺宾语，此须用关系副词when来引导从句。 答案：when

7. is reported in the newspaper，the war between the two countries has come to a stop.

解析：as此处引导非限制性定语从句，指代后面一句话的内容。 答案：As

8.Lu Xun， real name is Zhou Shuren，wrote lots of novels and essays.

解析：先行词与从句中的主语为所属关系，用whose。 答案：whose

9.Can you think of another example this phrase can be used？ 解析：定语从句中不缺主语，也不缺宾语，此须用关系副词where来引导从句。此处where＝in which。 答案：where

10.The train on he is traveling is late.

解析：当动词短语中的介词提前且先行词指物时，关系词用which。 答案：which

11.I visited Hong Kong last month， live my uncles and aunts. 解析：先行词为Hong Kong，在从句中作地点状语，所以用where，相当于in which，从句为倒装句。 答案：where

12.Do you still remember the happy days we spent together in Beijing？

解析：定语从句中缺宾语，用which，that或不填均可。 答案：that/which/不填

13.Don't talk about such things you are not sure about. 解析：such＋名词＋as像……一样。 答案：as

14.I have bought the same skirt she is wearing. 解析：the same＋名词＋as和……同样的。 答案：as

15.He came out top in the exam， made his family very happy. 解析：which引导非限制性定语从句，代替前面整个句子。 答案：which

16.Is this the reason he is late again？

解析：定语从句中不缺主语，也不缺宾语，表示原因，用关系副词why(＝for which)。 答案：why

17.I don't think the reason he explained at the meeting was reasonable.

解析：定语从句中he explained缺少宾语，用which，that或不填均可。 答案：that/which/不填

18.Her parents wouldn't let her marry anyone family was very poor.

解析：先行词在从句中作定语修饰family，whose family在从句中作主语。 答案：whose

19.Can you think of other ways we can solve this problem？ 解析：当先行词是way意为“方式、方法”且在定语从句中作状语时，引导定语从句的关系词有下列三种形式：the way in which/that/不填。 答案：in which/that/不填

20.I， am your best friend，will help you out. 解析：先行词是人，从句缺主语，用who。 答案：who

21.I attended the meeting last month， lots of people talked about the recently-discovered star.

解析：定语从句中不缺主语，也不缺宾语，表示地点，用关系副词where(＝at which)。 答案：where

22.The day will come the people all over the world will win liberation.

解析：定语从句中不缺主语，也不缺宾语，表示时间，用关系副词when(＝on which)。 答案：when

23.On my birthday I got a watch from my uncle， was made in Japan. 解析：先行词是物a watch，从句缺少主语，句子中有逗号隔开，为非限制性定语从句，故用which。 答案：which

24.The students are talking about the strange people and stories they met in the adventure.

解析：当先行词既有人又有物时，用that。 答案：that

Ⅲ.状语从句(用适当的连词填空)

1.Mr.Smith has learned some Chinese he came to Shenzhen. 解析：此为since引导的时间状语从句。since“自从”，从句的时态若是一般过去时，相应地主句中的时态是现在完成时或现在完成进行时。句意：自从史密斯先生来到深圳，他已经学了一些中文。 答案：since

2.If you work with a strong will，you will overcome any difficulty， great it is.

解析：此为however/no matter how引导的让步状语从句。句意：如果你有坚定的信念，不管困难多大，你都将会克服它。