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【单选题】
我国金属非金属矿井主要通风机的主要工作方法大多采用 _______ 。A.
压入式
B.
混合式
C.
抽出式
D.
不知道
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举一反三
【简答题】塑料作为最常用的直接接触药品的包装材料,具有___、___、___等优点,但也具有___、___、___的缺点。
【单选题】Only when you have obtained sufficient data _______ come to a sound conclusion. A. can you B. you can C. would you D. you would
A.
can you
B.
you can
C.
would you
D.
you would
【简答题】资本的本质是什么？工资的本质是什么？
【单选题】— Would you have told him the answer had it been possible? . — I would have, but I _____ so busy then. [ ]
A.
had been
B.
were
C.
was
D.
would be
【简答题】实践的本质是什么?
【简答题】婚姻的本质是什么?
【简答题】风险的本质是什么。
【单选题】Only when you have finished your homework _____ go home. [ ]
A.
can you
B.
would you
C.
you will
D.
you can
【简答题】的本质是什么?
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