第13题: [单项选择]What does the man mean A. David only does half of the work. B. David gets the promotion earlier than Carol. C. Carol works more than David. D. Carol should get the promotion. 参考答案:D 答案解析:[听力原文] W: Who do you think should get the promotion, Carol or David M: Carol is much more tho
第17题: [单项选择]2010年11月24日19点30分,中国选手刘翔在广东亚运会田径110米栏的决赛中以13秒09的优异成绩获得冠军。刘翔也凭借彪悍的战绩成为了59年亚运历史上最为出色的男子高栏选手。如果测得刘翔起跑的速度为8.5m/s,13秒09末到达终点时速度为10.2m/s,那么刘翔在全程内的平均速度为() A. 9.27m/s B. 9.35m/s C. 8.40m/s D. 10.2m/s 参考答案:C