Haier Company produced a new type of refrigerator of high quality and pretty appearance; its only ___is that it takes up too much room.

A．advantage

B．drawback

C．profit

D．mistake

重度胃体萎缩型胃炎()
胃泌素瘤()

A．胃液酸度明显升高

B．胃液酸度正常或减少

C．胃液酸度常减少

D．胃液酸度稍有升高

E．胃液酸度明显减少