阿司匹林片剂和肠溶片中水杨酸的限量分别是
A.0.3%和0.5%B.0.3%和1.5%C.0.1%和0.5%D.0.1%和1.5%E.0.5%和0.5%
参考答案:B
— can you finish the report on food safety?
— In two days.
A.How far
B.How much
C.How often
D.How soon
粮食作物不包括()
A.禾谷类作物
B.豆类作物
C.薯类
D.经济作物