He is always ready to help others. That’s one of his .A. strengthsB. powersC. abilitiesD.

问题补充：

He is always ready to help others. That’s one of his .

A. strengths

B. powers

C. abilities

D. benefits

答案：

(答案→)A. strengths

B. powers

C. abilities

D. benefits

解析：词义辨析. A.力量;力气;长处 B.功率;力量C.能力 D.利益;好处.句意:他总是乐于帮助别人.那是他的一个长处.故选A.