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问题 选择题

The volunteer work __________ us five hours every week.[ ]

A. spends

B. takes

C. costs

D. wastes

答案

答案：C

填空题

根据句意和首字母提示完成单词

1.Han Hong is f________ as a singer.

2.-Who can s________ the problem?

    -I believe everyone can.

3.During his l________, he invented many inventions.

4.The story happened last c________.

5.-Is there a ________ else on the island?

    -No, there is nobody.

6.My grandfather's d________ made me very sad.

7.My sister is very careful, she made few m________ in her homework.

8.He was b________ in a poor family.

9.His m________ encourage me all the time.

10.Einstein was s________ in physics.
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填空题

多项式a3+23a2-1是______次______项式．
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