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B
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-HowdoyoulikethispieceofmusicbyTanDun?
-Well,ofallthemusicthathehaswritten,Ithinkthisishis_______one.
小明学习了电学知识以后,想在家里安装一盏照明灯和一个三孔插座,他设计的电路如图所示,图中虚线框A和B内分别接入开关或灯泡,则虚线框A内应接____,图中三孔插座的插孔____(选填“a”、“b”或“c”)应与地线相连.
Ladiesorgentlemen,whetheryoungorold,_______somemoneyofyourstothepoorpeopleinthemountainareawhoaresuffering.