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问题 填空题

NeTNUMeNN31网管系统在总体上采用三层系统结构：（）、（）、客户端（CLIeNT）。

答案

参考答案：数据库服务器（DATA bASe Server）；网管服务器（Server）

填空题

根据句意和汉语提示写出单词。

1. In the afternoon they went to an exhibition of ________ (现代的) art.

2. A man of about twenty-eight spent a summer in our _________ (村子).

3. It was the ________ (机会) she had been waiting for.

4. She sat in the _________ (窗户), looking into the distance.

5. Children of all ages should be outdoors ___________ (几个)hours a day.

6. Some people think it is _________ (无礼的) to ask someone's age.

7. Before the tests we have a _________ (复习) of the year's work.

8. The rising (初升的) sun is _________-(尤其) beautiful to look at from Mount Tai.

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单项选择题

致孕的精子计数低限为（）

A.20×109/L

B.30×109/L

C.40×109/L

D.50×109/L

E.60×109/L
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