血清壁细胞抗体阳性多见于()
A.慢性萎缩性胃体胃炎
B.慢性萎缩性胃窦胃炎
C.胃溃疡
D.胃癌
E.急性糜烂性胃炎
参考答案:A
--I'm not finished with my dinner yet.
--But our friends__________for us.
A.will wait
B.wait
C.have waited
D.are waiting
秸秆燃烧能释放大量的()