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【单选题】
1-1.若p、q是两个简单命题,且“ ”为真命题,则必有 ( )
A.
p真、q假
B.
p假、q真
C.
p假、q假
D.
p真、q真
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A.
正确
B.
错误
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【判断题】3润滑油主要有矿物油与合成油两类。
A.
正确
B.
错误
【单选题】There are great variations in climate in the United State.
A.
True
B.
False
【单选题】There are two elected senators per state, totaling____________ across the country. And there are 435 elected Representatives, which are divided among all the states in proportion to their total popula...
A.
50 senators
B.
100 senators
C.
150 senators
D.
200 senators
【单选题】There are now on average 2.5 people per household in the state .
A.
如今,这个国家每个社区里平均有2.5个人。
B.
如今,这个国家每户家庭里平均有2.5个人。
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【单选题】(变量作用域和存储类型)以下程序的输出结果是( ) int x=3; main() {int I; void incre(); for (I=1;I<3;I++) incre(); } void incre() { static int x=1; x*=x+1; printf(“%d”,x); }
A.
33
B.
22
C.
26
D.
25
【简答题】阅读理解。 Although there are no state controlled survival courses in Britain or the United States, there are various independent organizations offering similar activities. Students can participate (take p...
【简答题】Although there are no state controlled survival courses in Britain or the United States,there are various independent organizations offering similar activities.Students can participate(take part)in ou...
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