Students ________ remain in their seats until all the papers have been collected.

(2013·成都一诊)The chairman ________ hold office for five years according to the constitution.

–Why don’t you stay at the Baotuquan Hotel?  --You      ! Do you know how expensive that place is?       

— Shall we take a taxi? — No, we         . It’s not far from here.

I haven’t seen my old friends for years, I ‘m  looking  forword ______ them.