is true friendship is that he or she would like to do all she can his or her friends when

问题补充：

is true friendship is that he or she would like to do all she can his or her friends when they are in trouble．

A. What；help

B. It；to help

C. What；to help

D. Which；help

答案：

A. What；help

B. It；to help

(答案→)C. What；to help

D. Which；help

解析：可联系答.案.网客服索取。