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【单选题】
AT89S51单片机串行口工作在( )时,用于扩展I/O口。A.
方式0
B.
方式1
C.
方式2
D.
方式3
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反馈参考答案：
举一反三
【单选题】判罚直接任意球,必须具备哪些基本条件? ( )
A.
犯规队员是场上队员，并且违犯规则的有关规定。
B.
犯规地点是在比赛场内（掷界外球时除外）。
C.
犯规时间是在比赛进行中（执行罚球点球及掷界外球时除外）。
D.
所有选项都正确
【简答题】He is welcome everywhere, for he is ready to to anyone in need.
【单选题】What is the President's reaction to the result?
A.
The President said he is ready to think about all proposals instead of a repeal.
B.
The President was quite satisfied and ordered people to carry out the plan soon.
C.
The President presented another solution to the problem.
D.
The President encouraged them to present an alternative.
【单选题】He____the maths examination if he had worked hard enough, but he didn't.
A.
would pass
B.
has passed
C.
would have passed
D.
passed
【多选题】资本成本是企业为筹集和使用资本而付出的代价，它的作用有（）。
A.
它是比较筹资方式、选择筹资方案的依据
B.
它是衡量资本结构是否合理的依据
C.
它是评价投资项目可行性的主要标准
D.
它是评价企业整体业绩的重要依据
【单选题】听力原文：George is a true pal he is ready to offer any kind of assistance whenever you are in need. Friends like him are few and far between! (24)
A.
George always tells the truth.
B.
George lives too far to visit us.
C.
It is kind of George to assist me in the filling station.
D.
It is worthwhile to make friends with George.
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