He ______ prison two years ago and now he _______.
| A．was put in; was set free | B．was shut into, is set free |
| C．put into, has been set freely | D．was put into; has been set free |
What would have happened, ___, as far as the river bank?
| A．Bob had walked farther |
| B．If Bob should walked farther |
| C．Had Bob walked farther |
| D．If Bob walked farther |
Our chairman hasn’t come yet. If he ___ on time, we would have to put off the meeting
| A．Should come |
| B．Would come |
| C．Shouldn’t come |
| D．Wouldn’t come |
You did’t let me help. If we ___ together, you ___ so tired.
| A．Worked; didn;t get |
| B．Worked; wouldn’t get |
| C．Were working; wouldn’t get |
| D．Had worked; wouldn’t have got |
It is hard for me to imagine what i would be doing today if I ___ in love, at the age of seven, with the Melinda Cox Library in my hometown.
| A．wouldn’t have fallen |
| B．had not fallen |
| C．should fall |
| D．were to fall |
___ for the doctor’s careful treatment, he ___ till last year.
| A．If it is not; can’t live |
| B．Were it not; couldn’t live |
| C．Had it not been; couldn’t have lived |
| D．If they were not; couldn’t live |