The 18^th  National Congress of the CPC has been one of______things in our life recently.

A．important

B．more important

C．most important

D．the most important

慢性浅表性胃炎肉眼主要表现为（）

A.胃黏膜变薄

B.胃黏膜皱襞变浅甚至消失

C.胃黏膜下小血管清晰

D.最常见于幽门

E.胃黏膜充血水肿，呈淡红色