急性糜烂性胃炎的主要发病机制为
A．白三烯合成增加
B．前列腺素合成减少
C．直接破坏黏膜屏障
D．黏液分泌减少
E．胃黏膜缺血
参考答案：E
He is_______his father. They are both good at drawing. [ ]
A. take after
B. same as
C. similar to
D. different from
词族
