厚朴的功效是（）
A.燥湿
B.补脾
C.消痰
D.下气
E.除满
参考答案：A, C, D, E
论述粮食仓库火灾有哪些特点？
There're so many beautiful gifts in the shop, but I don't know ________. [ ]
A. to choose which one
B. what choose
C. which one to choose
D. to choose what
