【判断题】基本共射放大器既有单电源供电方式,也有双电源供电方式。
【判断题】我们通常把分色过程理解为色的分解过程,而叠印过程理解为色的合成过程,其中间过程理解为色的传递过程。
【简答题】A.She may not be able to help the man. B.She will talk to Judy about the problem. C.She isn't sure if Judy can solve the problem. D.The man should solve the problem by himself.
【单选题】She resist _____ because she was not sure what she would be faced with. [ ]
【简答题】Her told her _________ that she should not be talking but she could not stop.
【判断题】衡量电介质损耗的大小用介质损失角正切表示。