_____ of the two books are very interesting, so I can’t decide which one to choose.

I can hear the Browns’ phone bell ringing but no one is answering it; they _______ be at home.

2013 was a successful year for us China.— ___________, and ________.

My father likes ______ books in theevening. He doesn’t often ______ TV.

His father promised _________ him to visit the museum.