--Can thinking about yourself too much make you sick?

--I think so. It is reported that        people talk about themselves much more than        people.

A. nondepressed, depressed

B. depressed, nondepressed

C. depressive, depressed

我国最大的实际就是（）

A.生产力落后

B.人口众多

C.现在处于并将长期处于社会主义初级阶段

D.我国是社会主义性质的国家