题目内容

Intranet应用软件大致分为两类：一类是安装在服务器上的用于管理共享数据的应用软件，另一类是安装在各用户工作站上的客户端应用软件。（)

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It was hot work, but （) Susan would bring us something cold to drink.

A.every so often
B.every how
C.each so often
D.each now and again

At last we found the exhausted animal lying there, （).

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C.leaped
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用兆欧表测量绝缘电阻前要先切断被测设备的电源，并将设备的导电部分与大地接通，进行充分放电，以保证安全。