I ____ for two hours but nobody has arrived yet.

I ____ for two hours but nobody has arrived yet.A.am waiting B.waited C.had wa

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This book is so long that I ____.

This book is so long that I ____.A.haven't finished it yet B.haven't finished i

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—How do you deal with the disagreement between the company

—How do you deal with the disagreement between the company and the customers—T

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The students are looking forward to _____ their parents in w

The students are looking forward to _____ their parents in winter vacation.A.see

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计算现浇混凝土楼梯工程量时,正确的做法是(  )。

计算现浇混凝土楼梯工程量时,正确的做法是(  )。A.以斜面积计算 B.扣除宽度小于500mm的楼梯井 C.伸入墙内部分不另增加 D.整体楼梯不包括连接梁

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