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【多选题】
有助于货币回笼分为A.
财政回笼
B.
信用回笼
C.
商务回笼
D.
服务回笼
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举一反三
【单选题】Utopia: Euphoria. This is Utopia. Visibility at Dixieville is 500m. Visibility is expected to increase to 1500m, in next two hours. Present visibility is m. Visibility is expected to
A.
800, decrease to 200m
B.
2000, decrease to 500m
C.
500m, increase to 1500m
D.
50m, increase to 500m
【单选题】用系统命名法给下面化合物命名，其中正确命名的一项是：
A.
2,2,3,4,4-五甲基-4-乙基庚烷
B.
2,2,4,5,5-五甲基-4-乙基庚烷
C.
3,3,4,6,6-五甲基-4-乙基庚烷
D.
2,2,3,4,4-五甲基-4-乙基十三烷
【单选题】The acceleration of a particle is m/s3. Assuming its initial position is m and its initial velocity is m/s, its position at the time s is [ ].
A.
24m
B.
25m
C.
8m
D.
9m
【单选题】Utopia: Gargantua. This is Utopia. Visibility at Oredock is 50m. Visibility is expected to increase to 500m, in next four hours. Present visibility is m. Visibility is expected to
A.
800, decrease to 200m
B.
2000, decrease to 500m
C.
500m, increase to 1500m
D.
50m, increase to 500m
【简答题】请简要回答开合跳的技术要领和要求?
【单选题】Utopia: Gargantua. This is Utopia. Visibility at Egghaven is 800m. Visibility is expected to decrease to 200m, in four hours. Present visibility is m. Visibility is expected to
A.
800, decrease to 200m
B.
2000, decrease to 500m
C.
500m, increase to 1500m
D.
50m, increase to 500m
【单选题】Utopia: Androcles. This is Utopia. Visibility at Appleport is 2000m. Visibility is expected to decrease to 500m, in next four hours. resent visibility is m. Visibility is expected to
A.
800, decrease to 200m
B.
2000, decrease to 500m
C.
500m, increase to 1500m
D.
50m, increase to 500m
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