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launchacampaignbeconfinedtoripoffifthis/thatisthecaseturnincopewithdescendintonottomentionIn my opinion, educational reforms should not____ big cities alone, where conditions are already much more advanced than in the countryside.

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launchacampaignbeconfinedtoripoffifthis/thatisthecaseturnincopewithdescendintonottomentionLecturers and journalists have been arguing over a serious question: Will this area _____chaos if another major strike takes place?

在电路的基本组成中，用于把电能转换为其他形式的能的是

A.负载
B. 电源
C. 导线
D. 开关

电路是基本组成是

A. 电源
B. 负载
C. 连接导线
D. 控制装置（如开关）

KVL又叫（），它是针对电路中的任一（）来定义的。