女，49岁，上腹胀满5年，2个月来食欲不振，全身无力，体检无明显异常发现，X线钡餐未见异常。胃镜活检：炎性细胞浸润及肠上皮化生，未见腺体萎缩。

应诊断为（）。

A.胃粘膜脱垂

B.早期胃癌

C.慢性萎缩性胃炎

D.慢性浅表性胃炎

E.胃神经症

Woman: What’s the difference between a lesson and a lectureMan: Well, they are both ways of imparting knowledge, but the main difference is that you participate in a lesson whereas you just Iisten to a lecture. A lecture is generally given to a much larger group.Question: What does the man mean

A．A lesson requires students’ active involvement.

B．Students usually take an active part in a lecture.

C．More knowledge is covered in a lecture.

D．There is a larger group of people interested in lessons.