常见胃脘痛的病症包括()
A.胃溃疡
B.慢性胃炎
C.胃癌
D.胃神经症
E.胃下垂
参考答案:A, B, C, D
I found many people ________ on the benches at the end of the day,chatting.
A.sitted
B.sitting
C.seating
D.seat
阿米卡星
A.过敏性休克B.二重感染C.耳毒性D.肾结晶E.灰婴综合征