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【判断题】
细菌是地球上最早的居民。A.
正确
B.
错误
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皮皮学刷刷变学霸
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【判断题】Moral hazard arises when people behave recklessly because they know they will be saved if things go wrong
A.
正确
B.
错误
【判断题】Expectancy theory says that employees will be motivated if (1) they can actually accomplish the task; (2) they will be rewarded for their achievement; and (3) the reward will be worthy of their effort...
A.
正确
B.
错误
【单选题】In a Chinese family, if children do not behave themselves, they will be usually punished by______.
A.
their grandparents
B.
their father
C.
their mother
D.
their uncles and aunts
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