. Anger is good for you you control it properly according to new psychology research.A.

问题补充：

. Anger is good for you, you control it properly, according to new psychology research.

A. whether

B. when

C. as long as

D. in case

答案：

A. whether

B. when

(答案→)C. as long as

D. in case

解析：可联系答.案.网客服索取。