题目

下列现象中应用了大气压强的是（ ） A . 用吸管喝饮料 B . 用针筒注射药液 C . 雪橇做得比较宽大 D . 刀口磨得很锋利 答案：ALang Ping , who used to be captain of Chinese Women’s volleyball team, ______volleyball in China for almost twenty years.A．have playedB．playedC．was playingD．had played