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【单选题】
电路如下图所示,已知电流 I 1 、 I 2 、 I 3 分别为 4A 、 4A 、 4A ,则总电流 I 为 ( ) 。A.
4A
B.
5.66A
C.
6.93A
D.
12A
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【简答题】请把下面的中文地址翻译成英文: 中国北京市朝阳区东坝红松园北里甲1号, 北京信息职业技术学院外语系, 李晓明 主任 邮编100018
【单选题】According to the passage, some plant diseases can be prevented by
A.
killing parasites
B.
inoculation
C.
killing insects
D.
improving growing conditions
【单选题】The City Bank will pa fifty pounds to _____ who helps the police to catchthe man.
A.
someone
B.
nobody
C.
anyone
D.
somebody
【单选题】What is the myth held by some 'superwomen'?
A.
That they can reconcile their careers with parental responsibilities.
B.
That they can devote themselves to their career without regard for their children.
C.
That they can resist the temptation of their ambition to make great achievements.
D.
That they can resolve the conflicts between their careers and children without any sacrifice.
【单选题】能见度不良的水域中,一从事旁拖作业的拖轮船舶在航,应以不超过2min的间隔鸣放______。1对水移动时一长声;2不对水移动时两长声;3对水移动时一长声接两短声,不对水移动时两长声接两短声;4无论是否对水移动均为一长声接两短声
A.
①②
B.
③
C.
①③
D.
④
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