问题补充：
It is good for you in your future life English.
A. have good knowledge of
B. to have good knowledge of
C. to have a good knowledge of
D. has a good knowledge of
答案：
A. have good knowledge of
B. to have good knowledge of
(答案→)C. to have a good knowledge of
D. has a good knowledge of
解析：可联系答.案.网客服索取。
