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【判断题】
涂膜防水屋面是用防水材料涂刷在屋面基层上， 利用涂料干燥或固化以后的不透水性来达到防水的目的。()A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】Hong Kong was prettiest when
A.
it was shining.
B.
the sun was rising.
C.
the sun was going down.
【简答题】When will the take place?
【单选题】钢筋的取样长度:任意一端切去500mm截取拉伸试件长度为( ),弯曲试件长度为( )。
A.
5d+250,5d+300
B.
5d+300,5d+150
C.
10d+250,5d+150
D.
10d+300,10d+150
【单选题】When_____________help, one often says “Thank you.” Or “It’s kind of you.”A．offeringB．to offerC．b
A.
11. When_____________help, one often says “Thank you.” Or “It’s kind of you.” A．offering
B.
to offer
C.
be offered
D.
Offered
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