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【单选题】
一项实验中所有可能结果的集合称为( )A.
事件
B.
简单时间
C.
样本空间
D.
基本事件
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皮皮学刷刷变学霸
举一反三
【单选题】In order to avoid loss in taxes, the Senecas
A.
let the court decide cigarette-tax issues.
B.
decided to cooperate with the non-Indians.
C.
would replace the Marlboros with Philip Morris.
D.
planned to do the cigarette business all by themselves.
【单选题】导致近代中国经济的落后和人民的贫困主要原因是 ( ) 。
A.
帝国主义侵略
B.
外国帝国主义和中国封建主义的联合统治
C.
封建主义压迫
D.
经济技术落后
E.
农民与地主阶级的矛盾
【单选题】You may be able to avoid loss of suction in a pump by ______.
A.
Using a full tank to keep the pump primed
B.
Opening the vent cock on the pump
C.
Closing down on the tank valve
D.
All of the above
【单选题】It doesn’t matter how much loss we have suffered; just avoid _____ the mistake again.
A.
to make
B.
being made
C.
having made
D.
making
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