Tom______the USA. He____ back in two months.    [ ]

A. has gone to; comes    

B. has gone to; will be    

C. has been.to; comes

D. has been to; will be

－Which magazine do you like better, Crazy Reading or Teens' Space?

－I like      of them. They are useful for English learners.

A．none

B．neither

C．all

D．both