The head engineer is in the project .A. his charge ofB. the charge of C. charge ofD. one

问题补充：

The head engineer is in the project .

A. his charge of

B. the charge of

C. charge of

D. one’s charge

答案：

A. his charge of

B. the charge of

(答案→)C. charge of

D. one’s charge

解析：固定搭配：in charge of负责。