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【单选题】
下列不属于项目风险的三要素的是哪A.
一个事件
B.
事件的产生原因
C.
事件发生的概率
D.
事件的影响
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举一反三
【简答题】The old man realized that too much salt was harmful to health. ( 改为否定句 ) The old man ______ ______ that too much salt was harmful to health.
【简答题】商业秘密是指能够为权利人带来经济利益的技术信息。（ ） A．对 B．错
【单选题】His speech rambled for half an hour, but the ______ of what he had said was that too many people has too little money.
A.
aim
B.
purpose
C.
essence
D.
content
【单选题】Smokers are well aware ________the dangers to their own health.
A.
in
B.
to
C.
as
D.
of
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