_______ great fun it is to play computer games on _______ QQ!
| A．How; / | B．What; the |
| C．How; the | D．What; / |
An accident______ on this road last week.
| A．has been happened | B．was happened |
| C．is happened | D．happened |
Tom is often made ______for twelve hours a day by the boss.
| A．work | B．working |
| C．to work | D．to be working |
I don’ t mind _____the door.
| A．you open | B．your open |
| C．your opening | D．yours opening |
There are some dangerous fish in the river, and I’ve warned Jack______ here.
| A．not to swim | B．to not swim |
| C．swim not to | D．to swim not to |
The old man _____live with his wife, but now he ______alone after she died.
| A．used to, is used to live |
| B．used to, is used to living |
| C．was used to , used to live |
| D．did used to , is use to live |