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【单选题】
Low-cost airlines are emerging all over Aisa;this will ___the development of the world’s air-travel market as a whole.
A.
contribute to
B.
lead to
C.
stick to
D.
attend to
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【简答题】《生产性粉尘作业危害程度分级》不适用于( )。
【单选题】If we don't take action on this issue within the next five years, we won't have anything to do ______ to campaign about.
A.
in ten years' time
B.
in twelve years' time
C.
in twenty years' time
【单选题】四氢硼钠反应可用于鉴别( )
A.
二氢黄酮
B.
查耳酮
C.
黄酮醇
D.
花色素
E.
异黄酮
【单选题】If we place a stone on a scale that calibrates to measure weight, then the reading on the scale is the stone’s weight. If we do this underwater, the apparent weight of the stone in a fluid
A.
is smaller than its weight.
B.
is equal to its weight.
C.
is bigger than its weight.
【单选题】土壤侵蚀类型按土壤侵蚀发生速率可以划分为
A.
古代侵蚀和现代侵蚀
B.
加速侵蚀和正常侵蚀
C.
水力侵蚀与冰川侵蚀
D.
风力侵蚀和混合侵蚀
【简答题】股份有限公司的设立可以采取的方式有( )。
【多选题】土壤侵蚀类型按导致土壤侵蚀的外营力种类可以划分为
A.
冻融侵蚀
B.
冰川侵蚀
C.
水力侵蚀
D.
风力侵蚀
【简答题】股份有限公司的设立可以采取登记设立的方式。 ( )
【多选题】风力侵蚀可以分为( )。
A.
平移
B.
悬移
C.
推移
D.
堆积
【单选题】If we want to finish this job on time, we must keep our eyes on the bal l.
A.
do a good job
B.
focus on the ball
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