题目内容

A.turn toB.turn onC.turn out to beD.turn away from

A. turn to
B. turn on
C. turn out to be
D. turn away from

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Teachers encourage the students to use dictionaries so that ______.

A. students will be able to write more freely
B. students will be more skillful in writing
C. students will be more confident in writing
D. students will be independent enough

阅读、解题等活动涉及的主要技能是

A. 操作技能
B. 动作技能
C. 实践技能
D. 智力技能

The Internet is an open system,and most information is available to everyone.It is very important to add(74)to existing system for protecting the secret information.

A. Web pages
B. modem
C. security
D. network

下图所示的微机主板的①处是(23)插槽,②处是(24)接口。

A. CPU
B. PCI
C. RAM
D. IDE

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