When the manager goes out for vacation he always leaves his secretary the factory.A. in t

问题补充：

When the manager goes out for vacation, he always leaves his secretary the factory.

A. in the charge of

B. in charge of

C. in charge

D. in the charge

答案：

A. in the charge of

(答案→)B. in charge of

C. in charge

D. in the charge

解析：四个选项分别表示由……负责、负责……、在……看管下和正负责，根据题意选B，他总是留下他的秘书负责工厂。