【题目】To make members of a team perform better, the trainer first of all has to know their ______ and weaknesses.
A.strengths
B.manner
C.impression
D.values

【答案】A
【解析】考查名词。A. strengths优势；B. manner方式，习惯；C.impression印象；D. values价值观。他 们的优势和劣势。故选A。