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问题 单项选择题

1990—2005年的各年中，留学出国与回国人数之比最小约是（）。

A．1:1

B．2:1

C．3:1

D．4:1

答案

参考答案：B

解析：

留学出国与回国人数相差最小出现在1992 1993年，观察曲线知：最小比约为2:1，选B。

填空题

根据提示完成句子

1. He ever had many _________( opportunity) to visit Beijing, but he gave them up.

2.  Your homework must _________( finish)  this evening.

3. Volunteering in the hospital is a good _________ ( experience) for me.

4.  He often _________( study)  foreign books with his friends.

5. Do you have to wear_________ ( uniform) at school?

6. __________(目前 ) , children under 14 are not al lowed to go to bars.

7. We should _________ (集中于) the study.

8.  Last year I _________(有机会) to study in foreign countries.

9. You say that the baby can stay at home by himself, but I_________(不同意) you.  I think it's

    dangerous.

10.  Getting up early ___________(对……有益处)your health.
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选择题

下图主要反映了工业的

[ ]

A、资金联系

B、技术联系

C、地理空间联系

D、投入——产出联系

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