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【单选题】
如图所示,当开关闭合时,开关两侧的 A 点与 B 点间的电压是 ______V , B 点与 C 点间的电压是 ______V 。A.
0/12
B.
0/0
C.
12/0
D.
12/12
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皮皮学刷刷变学霸
举一反三
【判断题】Homonyms are descendants of different sources whereas a polysemant is a word of the same source which has acquired different meanings in the course of development.
A.
正确
B.
错误
【简答题】Sources of homonyms include__________, _________, ____________ and ______________.
【单选题】The following are the main sources of homonyms except ____.
A.
change in meaning
B.
change in sound
C.
change in spelling
D.
borrowing
【简答题】Homonyms are descendants of different sources whereas a ________________ is a word of the same source which has acquired different meanings in the course of development.
【简答题】按政府是否干预来区分,浮动汇率制度分为( )和( )。
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