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【单选题】
市场机制的灵魂是()。A.
政府调控
B.
自由交易
C.
供给关系
D.
竞争机制
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举一反三
【单选题】Among the social sciences, economics, the author maintains,
A.
should not be regarded as part of the social sciences.
B.
countenances debate.
C.
is crucial for rational and comprehensive solutions.
D.
is especially limited.
【简答题】液力偶合器的工作轮包括泵轮和 。
【简答题】教材P7—同步快速练习之多项选择题 要求:个人递交
【单选题】Swept by the prevailing trend, the author ______.
A.
had to go on a diet for the greater part of her life
B.
could still prevent herself from going off the track
C.
had to seek help from rich distant relatives
D.
had to wear highly fashionable clothes
【简答题】用某一地区的年平均降水量,除以本地区最高年降水量和最低年降水量的差,所得的商,用百分数表示,就是降水变率。读我国某地降水变率等值线的分布图,回答下列问题。 (1) 由图中降水变率等值线的分布分析,降水变率分布较明显的规律是___________ (2) 试分析A、B两地的降水变率较小的主要原因。
【简答题】横道图:又称 ,由 1917 年美国人甘特发明。关键工作用 表示,非关键工作用 表示。
【单选题】Which of the following is supported by the author?
A.
Computers will be an indispensable part of future life
B.
People will become slaves to modern computers
C.
Some scientists are afraid of computer crimes
D.
Computers will play a role as important as human brains
【简答题】液力偶合器的工作轮包括( ) 和( ),其中( )是主动轮,另一个 是从动轮。
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