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【单选题】
套筒滚子链中,组成的零件间为间隙配合的是( )A.
销轴与内链板
B.
销轴与外链板
C.
套筒与外链板
D.
销轴与套筒
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举一反三
【简答题】There __________ no time left, we had to change our plan. A) being B) had C) would be D) has
【单选题】There ______ no money left for our project, we had to change our plan.
A.
being
B.
had
C.
were
D.
are
【单选题】Hardly _____ the dormitory the next morning when we _____ we had left our map in the room. [ ]
A.
we left; realized
B.
did we leave; realized
C.
we left; did we realize
D.
had we left; realized
【单选题】There __________ no time left, we had to change our plan.
A.
being
B.
had
C.
would be
D.
has
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