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【判断题】
受扭的素混凝土构件,一旦出现斜裂缝即完全破坏。若配置适量的受扭纵筋和受扭箍筋,则不但其承载力有较显著的提高,且构件破坏时会具有较好的延性。A.
正确
B.
错误
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举一反三
【简答题】A．He will be too weak. B．He will be clever. C．He will be stupid. D．He will be crazy.
【单选题】What do you think of Walt?
A.
He was slow.
B.
He was weak.
C.
He was careful.
D.
He was interesting.
【单选题】Some people prefer classical music, but prefer rock music.
A.
other
B.
the other
C.
an others
D.
others
【单选题】______ he did well at chess, he was rather weak in maths.
A.
As
B.
When
C.
While
D.
Even if
【简答题】some people prefer work or activities that mainly involve working with people. Others choose work or activities that mainly involve working with objects or machines. Compare these types of activities....
【简答题】He suffers from a ____________(weak/weakness)heart.A. weak
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