6．刘翔跑得飞快，以惊人的速度赢得了胜利。

　 _________________________________________________________________.

5. 如果不亲眼看到“Yeti”，我不会相信它的存在。

　 _________________________________________________________________.

4. 我们决不言 败，直到找到可信的证据。

We　 will________　　 _________up ________ we find ___________ evidence.

3. 每年平均大约有140万人死于癌，这是一个可怕的事实。

Each year about 1.4 million people die____ cancer(　 癌　　 ) in China, ______ is a terrible fact.

2. 每当我听见飞机从头顶飞过，我都很害怕。

I will__________ 　__________ when I hear a plane_______ 　________head.

1. 现在，年轻人对赛车表现出很大的兴趣。

Nowadays young people_______ 　________ 　________ 　_________sports cars.

15. Mr. White works as a lawyer now, but he ______ as an actor for several years.

　　 A. worked　　 B. has worked　　 C. had worked　　 D. had been worked

14. Chinese people ________the largest percentage ( 百分比　 ) of the　 population of Macao.

A. add up　 B. make up　 C. set up　　 D. hold up

13. Mr. Wu has just arrived, but I didn’t know he ________until this afternoon.

A. has been coming 　B. will come　 C. comes　 D. was coming

12. The reason ______ he couldn’t pay for the dinner was ______ he　 couldn’t find his wallet.

A. for which, why　　 B. why,　 why　　　 C. that ,　 that　　 D. why,　 that