下列哪种片剂用药后可缓慢释药,药效维持几周、几个月甚至几年
A.多层片
B.分散片
C.植入片
D.肠溶衣片
E.溶液片
参考答案:C
阅读短文,判断正“T”误“F”。
Li Ming and Jenny are very thirsty. They go to a shop to buy something to drink. Li Ming would like a
bottle of pop. Jenny wants to have some orange juice. Li Ming also buys a sandwich for lunch.
( ) 1. Li Ming and Jenny are very hungry.
( ) 2. Jenny wants to have some pop to drink.
( ) 3. Li Ming only buys a bottle of pop.
( ) 4. Jenny buys some orange juice.
预收性质的工程价款何时确认收入缴纳营业税?