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【判断题】
在机床进给机构中采用滑动螺旋传动,主要是因为它具有微调性和自锁性能的优点。A.
正确
B.
错误
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举一反三
【单选题】 33. __________his phone number, I would have made a call to him.
A.
If I knew
B.
If I should know
C.
Had I known
D.
Should I knew
【单选题】 It is ________that I would like to go to the beach.
A.
so nice weather
B.
such nice weather
C.
so nice a weather
D.
such a nice weather
【单选题】 __________I would not have been very tired.
A.
If I didn’t sit up too late
B.
Hadn’t I been sit up too late
C.
Were I not to sit up too late
D.
Had I not sat up too late
【单选题】 I would like to know how long ________ English by the time you came here.
A.
had you been studying
B.
you studied
C.
you have studied
D.
you had been studying
【单选题】 I would have come sooner, but I ________ that you were waiting.
A.
knew
B.
didn’t know
C.
hadn’t known
D.
don’t know
【单选题】 What I would do is to go ______.
A.
really quietly somewhere
B.
somewhere quietly really
C.
really quiet somewhere
D.
somewhere really quiet
【简答题】 If I were a boy again, I would practice perseverance more often, and never give up a thing (1) ____________________________. If I were a boy again, I would (2) _________________________; I would let...
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