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【简答题】
以下能正确输出字符a 的语句是 ( ) A. printf("%s", "a"); B. printf("%s", 'a'); C. printf("%c", "a"); D. printf("%d", 'a');
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举一反三
【单选题】Which of the following Statements is NOT true?
A.
The U.S.1ife expectancy is at a，n all-time high.
B.
The U.S.death rate was at an all：time low in 2005
C.
The annual death rate in the U.S.is over 800 deaths per 100,000
D.
Chronic disease appears to be at an all—time high in the U.S.
【单选题】本船在航,仅凭雷达发现(能见度不良)右正横前来船方位不变并构成碰撞危险,已知本船位于来船左正横后,下列说话正确的是__。1本船向右转向必导致通过来船船首;2来船不应向左转向;3本船向右转向可从来船船尾通过;4本船可以向左转向从来船左舷驶过。
A.
①②
B.
③④
C.
②③
D.
②③④
【简答题】本公文发文字号正确的一项是（ ）。
【单选题】______some ads can be very useful. [ ]
A.
Its true
B.
That's true
C.
It's true that
D.
This is true
【单选题】Which of the following Statements is NOT true?
A.
The U.S.1ife expectancy is at a，n all-time high.
B.
The U.S.death rate was at an all：time low in 2005
C.
The annual death rate in the U.S.is over 800 deaths per 100,000
D.
Chronic disease appears to be at an all—time high in the U.S.
【单选题】Which of the following is true as to the essential functions of the U.N. ?
A.
It's only concerned with human rights.
B.
It only solves economic and cultural problems.
C.
It co-ordinates actions of' nations where necessary.
D.
It only aims to develop friendly relations.
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