化湿药中有燥湿健脾、发汗解表、祛风湿作用的药物是（）
A.藿香
B.茯苓
C.猪苓
D.茵陈
E.苍术
参考答案：E
一个圆柱形铁块，可以熔铸成（ ）个和它等底等高的铁圆锥。
.Many people have got the habit of buying flowers for their mothers on _______. [ ]
A. Mothers' Day
B. the Mothers' s Day
C. the Mother's Day
D. Mother's Day
