Why not your best people in need?A. to try; to helpB. try; helpC. try; helpingD. try; to

问题补充：

Why not your best people in need?

A. to try; to help

B. try; help

C. try; helping

D. try; to help

答案：

A. to try; to help

B. try; help

C. try; helping

(答案→)D. try; to help

解析：why not+动词原形表示建议，意思是为什么不…;try one’s best to do sth表示尽力做某事。