第2题: [单项选择]What was Tom supposed to do a quarter later A. He was supposed to go out for lunch. B. He was supposed to come back home. C. He was supposed to have a meeting. 参考答案:C 答案解析:[精解] 题干问:“汤姆一刻钟后应做什么”根据上题的分析,可知汤姆在一刻钟后要参加一个会议,所以答案C符合题意。
第3题: [多项选择]在尿酸结石的预防中哪几项是错误的() A. 少食钠盐 B. 多吃富含纤维素食物 C. 酸化尿液 D. 少饮用牛奶 E. 多吃动物蛋白 参考答案:C, E