With Shanghai World Expo drawing near, volunteers are making use of every minute to ____ their foreign language because language volunteers must pass a written test and an interview.
| A．polish up | B．take up | C．use up | D．make up |
33. A police officer was killed when a bomb on his car _______.
| A．set up | B．broke up | C．blew up | D．fired up |
32. ---The boy is tall enough _________ his age.
---Yes, I was much ________ when I was his age.
| A．to, taller | B．at, taller | C．at, shorter | D．for, shorter |
31. This painting to a museum in New York in 1977.
| A．sells | B．sold | C．was sold | D．is sold |
30. You’d better take something to read when you go to see the doctor _______ you have to wait.
| A．even if | B．as if | C．in case | D．in order that |
29. _______ walk is expected to last all day, so bring ________ packed lunch.
| A．A, a | B．The, / | C．The, a | D．A, / |