1 . 一些老字号之所以能够在激烈的竞争中存活下来是因为它们愿意接受挑战。(The reason…) （汉译英）

2 . What has caused great confusion is ____________ the scientist made it without anyone else’s help. (用适当的词填空)

3 . —I prefer shutting myself in and listening to music all day on Sunday.
—That is ______ I don’t agree to. You should have a more active life.

A．which

B．how

C．why

D．what

4 . They have leading experts in this field, and that’s ____________ they’ve solved this problem successfully.

A．where

B．why

C．whether

D．who

5 . 句型转换
1. She asked her husband, “What are you going to buy for our daughter?”
She asked her husband _________ _________ _________ _________ _________ buy for _________ daughter.
2. He was ill yesterday. This is why he didn’t come.
He didn’t come yesterday. That _________ _________ _________ _________ _________.
3. I insist on your taking immediate action to put things right.
I _________ _________ you _________ immediate action to put things right.
4. Not until he finished his homework did he go out to play.
It _________ _________ _________ he finished his homework _________ _________ _________ out to play.
5. Since he was alone, he didn’t find it interesting walking along the long river by himself.
It’s _________ _________ walking along the long river by himself.

6 . 阅读下面材料，在空白处填入适当的内容（1个单词）或括号内单词的正确形式。

last Thursday,   there was a   big fire in a big shop in our city. At 8:16 that morning,    1     the employees were working   busily in the 4-storeyed building, heavy smoke was seen     2     (come) out of the windows on the second floor. The fire lasted nearly an hour, and the majority of the 345 employees managed     3     (escape) from the fire. Unfortunately, 7were killed, and 23 injured, lightly or seriously.

Some workers     4     (complain) that aids came too late,     5     the firemen did come just 10 minutes after the fire was reported. To rescue everyone from the burning and smoking building in such a short time was too difficult. The only two exits of the big building were not enough for so many people to withdraw in    6    hurry.

The reason of the fire, according to an investigator, was       7     someone broke the non-smoking rule in the factory, because some cigarette   ends     8       (find). Next two weeks, 15 inspection teams will be working in all the factories     9     turn, aiming to clear away the possibility of more fires.     10    (hope), no disasters like this will happen again.

7 . My deskmate didn’t attend the class meeting last Tuesday, _______ he doesn’t know our plan for the coming football match.

A．that’s why	B．which is why
C．that’s because	D．which is because

8 . The reason ______he didn't come was ______he was ill.

A．why; that	B．that; why
C．for that; that	D．for which; what