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【单选题】
设A,B为互不相容的随机事件,且P(A)>0,P(B)>0,则A.
P(A)＝1－P(B)
B.
P(AB)=P(A)P(B)
C.
P(A)＝P(B)
D.
P(AB)＝0
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【简答题】Donald Trump is the ________ (forty-five) American president.
【简答题】Insecticide is applied where it is needed.
【简答题】根据听到的内容作答____. A) Using less insecticide. B) Giving the plants up. C) Spraying crops frequently. D) Trying other insecticide.
【判断题】In the 2016 presidential election, Hilary Clinton is a Democratic candicate, while Donald Trump is a Republican candidate.
A.
正确
B.
错误
【单选题】Read the following statements and decide whether each of them is a statement of fact or a statement of opinion. 2. Donald Trump is the American president who briefs the American press on a daily basis...
A.
a statement of fact
B.
a statement of opinion
【单选题】The place in a newspaper where you would expect to see an unsigned article criticizing Donald Trump is
A.
the front page
B.
the editorial page
C.
the op-ed page
D.
the review page
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