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问题 单项选择题

根据软件的功能和特点，计算机软件一般可分为________.

A．实用软件和管理软件

B．编辑软件和服务软件

C．管理软件和网络软件

D．系统软件和应用软件

答案

参考答案：D

单项选择题 A1/A2型题

"产后三急"是指：（）

A.发热、腹痛、昏迷

B.下血、眩晕、乳胀

C.心悸、气短、抽搐

D.呕吐、盗汗、泄泻

E.便难、尿闭、汗出
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单项选择题

Which of the following statements is NOT true of the passage

A．International trade has become an important part of national development.

B．Summit talks will be held to discuss problems in international trade.

C．Developing countries benefit more from international trade than development aid.

D．The Doha Development Agenda has made development its pivotal concern.
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