—Which country do you like better, China or the USA?

—______ Maybe I like both of them.[ ]

A. I don’t think so.

B. Yes, you are right.

C. It doesn’t matter.

D. It’s hard to say.

肝硬化合并上消化道大出血后常可并发（）。

A.血红蛋白下降

B.头晕

C.肝性脑病

D.黄疸

E.感染