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【判断题】
The economic profit will be less than accounting profit because it takes into account an extra cost.
A.
正确
B.
错误
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【单选题】对Word文档某部分内容进行编辑的正确操作是( )
A.
先选中,后操作
B.
先移动,后操作
C.
先插人,后操作
D.
先删除,后操作
【判断题】绘制弧形构件的时候可以用点加长度的方式进行绘制构件。()
A.
正确
B.
错误
【单选题】焊接时不施加压力,将待焊处的母材加热熔化以形成焊缝的焊接方法是( )
A.
电弧焊
B.
电阻对焊
C.
钎焊
D.
摩擦焊
【单选题】If you ________that late movie last night, you_______ so sleepy now.
A.
hadn’t watched, wouldn’t have been
B.
didn’t watch , wouldn’t be
C.
didn’t watch, wouldn’t have been
D.
hadn’t watched, wouldn’t be
【单选题】If you ______ that late movie last night, you wouldn't be dozy now.
A.
haven't watched
B.
didn't watch
C.
hadn't watched
D.
wouldn't have watched
【单选题】对Word文档某部分内容进行编辑的正确操作是()
A.
先选中,后操作
B.
先移动,后提作
C.
先插人,后操作
D.
先剧除。后操作
【判断题】不饱和烃:含有碳碳重键的化合物
A.
正确
B.
错误
【单选题】不饱和烃:含有碳碳重键的()
A.
化合物
B.
混合物
C.
有机物
D.
生物
【单选题】对WORD文档某部分内容进行编辑的正确操作是
A.
先移动,后操作
B.
先选中,后操作
C.
先插入,后操作
D.
先删除,后操作
【单选题】Linda didn't go to the movie last night because she ______ for the final examination until 10 p.m.
A.
should have prepared
B.
had to prepare
C.
must have prepared
D.
would have to prepare
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