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【单选题】
液压泵连续运转时允许使用的最高工作压力称为 。
A.
工作压力
B.
最大压力
C.
额定压力
D.
吸入压力
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参考答案:
举一反三
【简答题】0乘任何数都得0,0除以任何数都得0.______.(判断对错)
【单选题】— I haven't finished my task yet. — You shouldn't have watched the film last night, or you ____ it by now. [     ]
A.
need have finished
B.
may have finished
C.
should have finished
D.
will have finished
【简答题】— I haven’t finished my task yet. — You shouldn’t have watched the film last night, or you _______ it by now. A, need have finished                       B. may have finished C. should have finished  ...
【单选题】Why haven't you finished your homework yet? You___________ to have finished it by last Sunday.
A.
are supposed
B.
were supposed
C.
are supposing
D.
were supposing
【简答题】0除以任何数都得0,任何数除以1的商都是任何数.______.(判断对错)
【单选题】A: Have you finished your homework? B:().
A.
No, I didn't
B.
No, I haven't finished
C.
No, I haven't
【判断题】价格促销是超级市场开展促销活动的一个主要内容。
A.
正确
B.
错误
【单选题】听力原文:M: Have you finished that copy for the catalogue? W: Finished it? I haven't started it yet! M: But it's urgent! The client needs it this afternoon. We'll have a meeting. W: Well, I wish you'd tol...
A.
Friends.
B.
Boss and Secretary.
C.
Colleagues.
D.
Clerk and customer.
【单选题】When you have finished with that video tape, don't forget to put it in my drawer, _________?
A.
do you
B.
will you
C.
don't you
D.
won't you
【判断题】热电联产循环的发电厂热效率一定比凝汽式电厂的效率高。
A.
正确
B.
错误
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