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【单选题】
两个视向相反且对称的视图或剖视图,各画一半组合在一起得到的图形是( )。A.
合成视图
B.
半剖视图
C.
纵剖视图
D.
阶梯剖视图
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举一反三
【单选题】— Have you ever been to Australia? — Never, but I have been looking forward _____ such a chance for further study there. [ ]
A.
to give
B.
to be given
C.
to giving
D.
to being given
【单选题】— Have you ever been to Australia?— Never, but I have been looking forward _______ such a chance
A.
30. — Have you ever been to Australia? — Never, but I have been looking forward _______ such a chance for further study there. A．to give
B.
to be given
C.
to giving
D.
to being given
【简答题】主引导记录MBR中包含一个实现引导加载功能的程序——【】。
【单选题】I have been looking for this book for months, and ____ I have found it. [ ]
A.
at least
B.
in no time
C.
at last
D.
at present
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