He often asks his mom __________ his favorite drinks when she shops.[ ]

A. buy

B. to buy

C. buying

D. bought

患者，男，30岁。昨日起胃脘胀痛，饮食不下，今天见呕吐频频。治疗应蓖选（）

A.内庭

B.丰隆

C.太冲

D.内关

E.合谷