下列各项，不属痞满临床特点的是（）
A.胃脘痞塞
B.满闷不舒
C.按之柔软
D.压之疼痛
E.望无胀形
参考答案：D
I have no idea ________ is better, so I took _______ of them.
A．what, both
B．what, none
C．which, both
D．which, all
土壤结构改良剂
