---How long ____the supermarket ____? ---Four years.
| A．has, opened |
| B．has, been opened |
| C．did; open |
| D．has, been open |
_______ age 7, Bruce won second prize in the piano competition.
| A．In | B．At | C．On | D．For |
It is a good habit of ______ to read a few lines before going to bed.
| A．I | B．me | C．my | D．mine |
Do you know ______ girl in green? She is our monitor.
| A．a | B．an | C．the | D．不填 |
— I answer this question in English?
—No, you. You may answer it in Chinese.
| A．May; mustn’t | B．Must; mustn’t | C．Must; needn’t | D．May; needn’t |
— Could you tell me _______in your hometown in winter?
— Sure.
| A．whether does it often snow | B．whether it often snows |
| C．if it often snow | D．if does it snow |