My brother_________ Beijing many times. He __________ Nanjing for a week.
| A．has been to, has gone to | B．has been to, has been in |
| C．has gone to , has been in | D．has gone to, has been in |
People under 18 should _______ to go to an Internet bar.
| A．not be allowed | B．be allow |
| C．allow | D．be not allowed |
---Where is Tom? ---I’m not sure. He _________ football on the playground.
| A．could playing | B．must be playing |
| C．might be playing | D．must playing |
Seeing their teacher _______ into the classroom, they stopped _______ at once.
| A．walk; telling | B．entering; to speak |
| C．enter; to tell | D．walking; talking |
He can speak _______ English _______ Chinese, although he is a Japanese.
| A．neither, or | B．either, and |
| C．as well, as | D．not only, but also |
Our English teacher _____ in the office because she has gone to America.
| A．must | B．can’t be | C．might be | D．could |