His father ________ in the factory since he was twenty.
| A．works | B．has worked | C．will work | D．was working |
We are doing much better _____English ______our teacher’s help.
| A．in; at | B．at; in |
| C．in; with | D．with; with |
—Look! The man at the gate _______be our headmaster. He is always standing there every morning.
—No, it_______ be him. He is holding a meeting in the office now.
| A．must; can’t | B．must; mustn’t |
| C．can’t; can’t | D．can’t; mustn’t |
—Your watch looks so nice. It must be expensive.
—No. I ____ 20 yuan on it.
| A．cost | B．paid |
| C．took | D．spent |
—How long have you________?
—Since two years ago.
| A．bought the camera | B．been away |
| C．left home | D．married |
—Do you know whose car is it?
—It belongs to_____. It isn’t ______.
| A．her, mine | B．hers, mine |
| C．her, my | D．hers, my |