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【单选题】
装有油气式减震支柱的飞机，在着陆撞击时，是靠什么进行缓冲的（）？A.
油液在高压下迅速溶解于气体中。
B.
支柱内的充气被压缩。
C.
油液迅速压缩。
D.
油液被迫流经计量。
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【单选题】Do you have ________to do the work ________?
A.
enough time, good enough
B.
time enough, enough good
C.
enough time, well enough
D.
time enough, enough well
【单选题】If you _______nature and do things at the wrong time of year, you will have to do more work and the results will not be so good.
A.
go after
B.
go away with
C.
go in for
D.
go against
【单选题】What time do you usually _____ in the morning? [ ]
A.
have a breakfast
B.
have breakfast
C.
have the breakfast
D.
have breakfasts
【单选题】--- Do you have the time? --- ______
A.
Yes, I do.
B.
No, I don’t
C.
Twenty past eight.
D.
Surely, I have a watch.
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