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【多选题】
混凝土拌合物已被振实的特征有（）。A.
拌合物表面有气泡排出
B.
拌合物不再下沉
C.
拌合物表面出现水泥砂浆
D.
拌合物表面无气泡冒出
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举一反三
【单选题】The author's attitude towards the outcome of the 'elephants' might be best summarize as one of______.
A.
happy.
B.
indifferet.
C.
disappointed.
D.
take it for granted.
【单选题】The author's attitude towards Wikipedia might be best summarize as one of______.
A.
optimistic.
B.
indifferent.
C.
encourage.
D.
suspicious.
【单选题】Which of the following words can best summarize the president's general attitude towards John Trimbald's complaint?
A.
Critical
B.
Cooperative
C.
Hostile
D.
Indifferent
【单选题】Which of the following may summarize the main idea of this passage?
A.
Iran-contra's Poindexter heads the Pentagon's new terrorist-alert program.
B.
The Pentagon plans to eyeball America's databases.
C.
The Pentagon's new terrorist-detection project is drawing fire.
D.
White House is going to erode civil liberties.
【单选题】Which word in the following is the best to summarize Latin people's character?
A.
Silent.
B.
Noisy.
C.
Lively.
D.
Active.
【单选题】Tire author's attitude towards the research of ocean bottom might be best summarize as one of______.
A.
optimistic.
B.
indifferent.
C.
impartial.
D.
critical.
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