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【单选题】
联合行文的机关必须是:
A.
两个以上的机关
B.
上下级机关
C.
不相隶属的两个机关
D.
两个以上的同级机关
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皮皮学刷刷变学霸
举一反三
【判断题】二极管加正向电压时导通,加反向电压时截止
A.
正确
B.
错误
【简答题】Indian and Pakistan have fought three wars since 1947, two of them over Kashmir.
【单选题】天体间的引潮力,与天体间距离的 几次方 成反比?
A.
1 次方
B.
2 次方
C.
3 次方
【单选题】I have ________ foreign stamps.  _________ of them are from the USA. A. hundred; Three hundreds
B.
hundred; Three hundred
C.
hundreds of; Three hundred
D.
hundreds; Three hundreds
【单选题】Have you heard of it ? Firefighters rushed into a burning house, three of them unfortunately in and their lives.
A.
caught; losing
B.
catching; lost
C.
caught; lost
D.
catching; losing
【单选题】Tim has failed three courses this semester, so he will have to ______ them next semester.
A.
remake
B.
repeat
C.
reapply
D.
revise
【判断题】二极管加正向电压时导通,加反向电压时截止。
A.
正确
B.
错误
【单选题】引潮力与距离的( )成反比。
A.
平方
B.
立方
C.
三次方
D.
四次方
【单选题】Have you heard of it? Firefighters rushed into a burning house, three of them unfortunately ___
A.
138. Have you heard of it? Firefighters rushed into a burning house, three of them unfortunately _____ in and ______ their lives. A.caught; losing
B.
catching; lost
C.
caught; lost
D.
catching; losing
【单选题】Have you heard of it? Firefighters rushed into a burning house, three of them unfortunately _______ in and ________ their lives.
A.
catching; lost
B.
caught; lost
C.
caught; losing
D.
catching; losing
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