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【判断题】
轴承代号230/500的轴承内径为500mm。A.
正确
B.
错误
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举一反三
【单选题】Text … As time【C1】______by, I was able to work【C2】______my fears. Now I understand that the closest I have ever felt to God is in the back of an ambulance. When I【C3】______to help【C4】______strangers, ...
A.
went
B.
go
C.
goes
D.
going
【简答题】当拉格朗日中值定理中，f(x)满足_________时，即为罗尔定理．
【单选题】I hope that the little _____ I have been able to do does good to them all. [ ]
A.
which
B.
what
C.
that
D.
when
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