问题
选择题
To make members of a team perform better, the trainer first of all has to know their ______ and weaknesses．
A．strengths
B．benefits
C．techniques
D．values
答案
答案：A
题目分析：strengths指“长处”、“优势”、“优点”，与weaknesses对应。故答案为A. benefits: 好处、利益；techniques: 技术、技能；values: 价值、价值观
means “ _____”.