胃黏膜受到自身蛋白酶的笑话，就是临床上所说的 [ ]
A．慢性胃炎
B．胃溃疡
C．胃穿孔
D．胃癌
B
This kind of food ________ in the restaurants today. [ ]
A. served wide
B. can be served wider
C. is served wider
D. is widely served
