具有疏散风热，透疹利咽功效的药物是（）
A.葛根
B.牛蒡子
C.蝉蜕
D.升麻
E.薄荷
参考答案：B, C, E
—What __________ he say to you just now?
—He told me that he_________ to meeting.[ ]
A. did; made
B. does; made it
C. did; had made it
D. do; had made
钢材的时效敏感性
