皮皮学,免费搜题
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【单选题】
1.0/24 使用掩码 255.255.255.240 划分子网,其可用子网数为( )
A.
14
B.
16
C.
254
D.
18
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【简答题】Many Chinese think that Westerners are very friendly and outgoing, so they would like to start a friendship with Westerners in a ________ and fast approach.
【单选题】我国在哪一年进入老龄化社会
A.
1970 年
B.
1990 年
C.
2000 年
D.
2005 年
E.
2010 年
【简答题】A.They had lost their way. B.They were told it would rain. C.They were caught in the rain. D.They had taken an umbrella.
【判断题】When responding to a complaint letter, you’d better express your apology in the beginning.
A.
正确
B.
错误
【多选题】westerners would raise they eyebrows when they are
A.
surprise
B.
Not comprehend
C.
Confused
【判断题】静脉与同级动脉比较其管壁更薄,管腔更大而不规则。()
A.
正确
B.
错误
【简答题】静脉与同级动脉比较其管壁更(),管腔更()。
【单选题】If it______tomorrow, the match would be put off.(2013)
A.
were to rain
B.
was to rain
C.
was raining
D.
had rained
【判断题】闸瓦制动会磨耗轮对踏面,因此需要对轮对进行定期镟修。
A.
正确
B.
错误
【简答题】Young Westerners would make their boldest departures ( ) tradition.