--- Your brother isn’t at home. Where is he?
--- He to Beijing. He for over 2 months.
A. has gone; has left
B. has been; has left
C. has gone; has been away
-- Do you know the new mobile phone last week?
--- Maybe 900 Yuan. I’m not quite sure.
A. how much she paid for
B. how much did she pay for
C. how much she will pay for.