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【单选题】
正常使用阶段,钢筋混凝土受拉构件( )A.
是带裂缝工作的，但应限制裂缝宽度
B.
是不带裂缝工作的
C.
是带裂缝工作的，裂缝宽度与荷载成正比
D.
各截面处钢筋和混凝土共同工作
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【单选题】The boy was busy doing his homework, only_____once in a while to look out of the window.A．stoppi
A.
27. The boy was busy doing his homework, only_____once in a while to look out of the window. A．stopping
B.
to stop
C.
stopped
D.
having stopped
【单选题】Edie gave me som e very _ _______ advice on the trip to Montr e al.
A.
precious
B.
wealthy
C.
valuable
D.
powerful
【简答题】在Excel2010中,图表被选中以后,将鼠标指针移到 可以将图表进行拖动。
【简答题】用括号内所给词的适当形式填空。 1. My birthday is on the ________ (five) of June. 2. Look! There are some books on these ________(shelf). 3. There is ________(little) money in this pocket than in the one. 4. The book...
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