第4题: [单项选择]与外感咳嗽关系最密切的病因是 A. 热 B. 风 C. 寒 D. 暑 E. 湿 参考答案:B
第5题: [单项选择]How to evaluate the performance of students is still a problem that troubles many professors. A. examine and judge B. assist in C. enhance D. account for 参考答案:A 答案解析:examine and judge评估,检测;assist in帮助;enhance加强;account for说明,解决。