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【单选题】
引张线法是用来测定混凝土或砌石坝( )的方法。A.
垂直位移
B.
水平位移
C.
挠度
D.
伸缩缝宽度
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举一反三
【单选题】Could you please _____ the window? I feel a little cold. [ ]
A.
not to open
B.
not open
C.
not to close
D.
not close
【单选题】Could you please ______ the window? It's very cold outside. [ ]
A.
not open
B.
open
C.
not to open
【单选题】The court ordered the animals to be sent to where ______.
A.
they could live in the open air
B.
they could be well looked after
C.
they could get help from Dr. Wilson
【单选题】听力原文：M: Could you help me? I would like to open a sayings account please. W: Certainly. Could you fill out this form. please? Q: Where is the man? (8)
A.
In a shop.
B.
At school.
C.
In a bank.
D.
In a restaurant.
【判断题】如果在浇铸之前,往灰口铸铁中加入少量的镁和 / 或者铈,那么材料的微观结构明显不同于灰口铸铁,并产生一系列不同的机械性能,比如石墨以球形颗粒取代片状颗粒。这种制品被称之为延性或球墨铸铁。
A.
正确
B.
错误
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