[1~5]应选择的药物
具有酯结构()
A.吗啡
B.麻黄碱
C.阿托品
D.士的宁
E.咖啡因
参考答案:C
食堂买了8千克黄瓜,付出了15元,找回1.4元。每千克黄瓜多少钱?
I thought her kind and honest _____ I met her.
A.for the first time
B.the first time
C.by the first time
D.first time