用万用表测量半导体元件的正、反向电阻时,应用“R×100”挡,不能用( ),以免损坏半导体元件。
A.低阻挡
B.高阻挡
C.电流挡
D.电压挡
参考答案:B
English people _____ use Mr. Before a man’s first name. [ ]
A. never
B. usually
C. often
D. sometimes
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