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【单选题】
若组成运动副的两构件之间的相对运动是移动,则称这种运动副为______ 。A.
转动副
B.
移动副
C.
球面副
D.
螺旋副
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举一反三
【单选题】_____was expected, he broke his promise once more, ______left his friends down.
A.
It; which
B.
As; which
C.
It; as
D.
Which ;which
【简答题】实训内容: 审核合同条款 样品跟单 生产跟单 包装跟单 运输跟单
【单选题】____ was expected, he broke his promise once more, ____ let his parents down. [ ]
A.
It; which
B.
As; which
C.
It; as
D.
Which; which
【简答题】A．It is the best city he's ever visited. B．It was worse than he had expected. C．It is difficult to get around in the city. D．The hotel service is terrible in the city.
【单选题】____ , he performed the task with success. A). It was expected B). Which was expected C). As was expected D). That was expected
A.
1
B.
2
C.
3
D.
4
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