—Did the boys break the window ?
—No. They did it when they were playing football.
| A．by accident | B．on purpose |
| C．at dusk | D．as usual |
______ fired, your health care and other benefits will not be immediately cut off.
A. Would you be B Should you be C. Could you be D. Might you be
Taking exercises is _______to your health.
| A．benefit | B．beneficial | C．benefits | D．benefits |
Sandy could do nothing but ______ to his teacher that he was wrong.
A .admit B. admitted C. admitting D to admit
This picture looks beautiful ______.
| A．at distance | B．at a distance | C．in the distance | D．in distance |
Mother arranged an appointment ____ me ____ the dentist.
| A．for; with | B．with; for | C．for; to | D．to; for |