To make members of a team perform better, the trainer first of all has to know their and weaknesses.
A. benefits
B. strengths
C. techniques
D. values
网友回答
A. benefits
(答案→)B. strengths
C. techniques
D. values
解析：考查名词辨析。A利益，好处，益处B力气，力量，优点C技能，技巧D价值。句意为了使队员们表现得更好，教练首先得了解他们的优点和缺点。