题目内容

wear blouse with low cut for women during the interview

A. 对
B. 错

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Carry a purse in moderate size if necessary during the interview for women

A. 对
B. 错

Carry a brifecase if necessary during the interview for men

A. 对
B. 错

直流斩波电路完成的电力变换功能是（）

AC-DC
B. DC-AC
C. AC-AC
DC-DC

Buk斩波电路的输出电压大于等于输入电压。（）

A. 对
B. 错