【判断题】【消耗次数：1】
组装微机需要学习基本的硬件知识。（ ）
①
正确
②
错误
参考答案：
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【多选题】
力学基本知识以下说法正确的是（ ）
①
力的单位是N或KN
②
力偶和力都是组成力系的基本元素
③
力矩的单位是N·m或KN·m
④
力偶矩和力矩的单位是不同的
⑤
作用力与作用力方向相同
随机题目
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_____ you work hard enough _____ you be able to get a PhD degree in three years.
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Only if, will
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If only, would
③
Should, will
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Unless, would
【单选题】
China hosted the Olympic Games in 2008, thus _____ her dream to be recognized as one of the greatest nations in the world.
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having realized
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realizing
③
realized
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to realize
【单选题】
Man is superior to animals ______ he uses language to convey his thoughts.
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that
②
in that
③
when
④
in which
【单选题】
If it _____ for his help, I wouldn’t be a university student now.
①
hasn’t been
②
hadn’t been
③
wasn’t
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weren’t
【单选题】
The conference _____ next year will be an important event in the history of the country.
①
having been held
②
being held
③
to be held
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held
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Have a word with the manager ______ if he’s willing to reduce the price.
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and to see
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and see
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and seeing
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It is from the earliest times ______ men have studied the world around them with interest.
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which
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【单选题】
幻灯片放映时，使光标变成“激光笔”效果，_______。
①
按Ctrl+F5
②
按Shift+F5
③
按住Ctrl键的同时，按住鼠标的左键
④
执行“幻灯片放映”→“自定义放映”命令