药品零售企业可以()
A.不凭处方销售处方药
B.不凭处方销售甲类非处方药
C.购进和销售医疗机构配制的制剂
D.从城乡集市贸易市场采购中药饮片
参考答案:B
用所给词的正确形式填空。
1. Where _____________ you _____________ (go) yesterday?
2. Lily _____________ (see) a big mouse last night.
3. My mother went to Beijing _____________ plane yesterday.
4. We _____________ (have) a good time last weekend.
5. I can _____________ (sing) and _____________ (dance).
精馏塔塔板阻力由哪几部分组成?