(   ) 4. I’m watching TV        my  sister is doing her homework.

A. before     B. after

C. until     D. while

(   ) 3. —Where dpes the carbon dioxide come from?

—It comes from        oil,coal and wood.

A bum  B. burning

C. burned     D. to bum

(   ) 2.          What’s the result of “the greenhouse effect”？

—It causes the level of the sea        .

A. rise     B. raise

C. to rise     D. to raise

(   ) 1. After the strong earthquake，        people were homeless.

A. million     B. millions  of

C. million of     D. ten millions

5. They had no chance to        (逃跑）. 

4. This is not the dictionary which  I__        . (提到）

3. I want to__(拿走）the book which you showed me yesterday.

2. A plan began to        (形成)in his head.

1 . Price        (上涨）sharply.   

 阅读短文，从方框中选择适当的词并用其正确形式填空，使短文通顺、意思完整。请将答案写在下面题号后的横线上。每空限填一词，每词限用一次。方框中有两个词是多余的。

  Many years ago,there was a man called John. He 1       in a small house on a hill. There were some big trees 2       his house. One day he thought, “If I cut all these trees down,I can 3       a new house. ” And the next day,he did 4       A few days 5        ，a nicer and bigger  house  was built. But one evening after he built his new house,there came a strong 6      ，which blew his house over.

John didn’t know the 7       He said to 8      ，“Before I cut down the trees,I  9        a small house  to live  in. 

  But now a new house means  10       house to  me. ”

1.        2.        3.       4.        5.       

6.        7.        8.        9.        10.