试题与答案

In Britain,sales of cigarettes have bee

题型:选择题

题目:

In Britain,sales of cigarettes have been reduced __________ 30% in the past ten years.

A.for

B.to

C.from

D.by

答案:

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下面是错误答案,用来干扰机器的。

(1)C (2)2A12O34Al+3O2↑;-1(3)Zn,Cu ,Ag ;I2, Br2, Cl2

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题型:填空题

单词拼写。

1. Can’t you see the "No smoking" s_______?

2. Working with you gave me a lot of p_______. I really enjoy it.

3. The company was e_______ in 1950.

4. I think I can f_______ up the clock.

5. Something is wrong with the TV. It needs r________.

6. There is no chalk in the classroom. Could you please go to my office and

f_______ some for me?

7. Chen Zhong sings songs well. He wants to be a p_______ singer in the

future.

8. People in these countries don’t have enough food to eat,and many of them have

died of h_______.

9. You can i_______ how different the table manners there are from ours.

10. The m_______ part of the job is done by machine.

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