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【多选题】
1970年美国进行导弹发射试验时，由于操作人员对一个螺母少拧了半圈，导致发射失败。这说明操作人员（ ）。A.
职业技能水平不高
B.
违反操作规则
C.
没做到诚实守信
D.
缺乏职业责任感
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皮皮学刷刷变学霸
举一反三
【单选题】—You look sad. What's the matter? —Look at my terrible haircut. _____ [ ]
A.
I can't stand it.
B.
I like it.
C.
Do you like it?
D.
Would you mind it?
【单选题】The popularity which was accorded The Virginian indicates that Wister ______.
A.
realized his stated ambition
B.
gave us an authentic account of the western experience
C.
became the American Tolstoi
D.
had written an account of the cowboy which appealed to American aspirations
【简答题】当实际期指低于无套利区间的下界时，以下操作能够获利的是（ ）。
【单选题】Which of the following phrases in the fifth paragraph indicates the fridge's negative effect on the environment?
A.
Hum continuously
B.
Climatically almost unnecessary
C.
Artificially-cooled space
D.
With mild temperatures
【单选题】Which of the followings best indicates the total quantity of cargo the vessel loaded? ( )
A.
Net tonnage
B.
registered tonnage
C.
Gross tonnage
D.
Deadweight
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