What at that time ? ---Playing football.
| A．did you do | B．do you do |
| C．were you doing | D．are you doing |
Now China has joined WTO, so I think English is __________ useful than before .
A . more B . most C . much
Mr. Black is rich, __________ he is not happy.
A. and B. or C. but
. --- I’ve got the final Harry Potter book.
--- You will love it . I __________ it twice already .
A. am reading B. have read C . was reading
September 10th is __________ Day.
A. Teacher B. Teachers' C. Teacher’s
__________ bad news ! Ten people died in the car accident .
A. What B. What a C. How