Bing Xin wrote her first article at the age of 19 and finished her last one at the age of 94. Through all those years, she _________.
| A．had often studied | B．was always studying |
| C．studied hard | D．had always been studying |
—I’m sorry I stepped on your foot; it was an accident.
—It wasn’t! You did it purpose.
| A．on |
| B．for |
| C．in |
| D．without |
Forgive him, please. I don’t think he broke your rule .
| A．with care |
| B．on purpose |
| C．for fun |
| D．with aim |
—Why is he absent today?
—It is he is sick.
| A．since |
| B．as |
| C．for |
| D．because |
They asked questions before the new teacher started class.
| A．a series of |
| B．series of |
| C．the series of |
| D．series |
Why don’t you _____ your ideas on paper?
| A．set down |
| B．set up |
| C．set off |
| D．set out |