He would have been a doctor 20 years ago, but he _____ to be a teacher.
| A．chooses | B．chose | C．had chosen | D．has chosen |
The ________look on his face showed that he hadn’t expected it.
| A．astonished | B．astonishing | C．being astonished | D．having astonished |
The doctor suggested he ________with a serious disease and that he ________to hospital at once.
| A．be infected；be sent | B．was infected；be sent |
| C．should be infected；was sent | D．be infected；was sent |
________I met him，he was working as a secretary in a big company.
| A．Since the first time | B．The first time |
| C．For the first time | D．The first time which |
Only when he told me ________what trouble he was in.
| A．did I realize | B．I realized | C．do I realize | D．I realize |
---It’s a long time since I saw my sister.--- ______her this weekend?
| A．Why not visit | B．Why not to visit |
| C．Why not visiting | D．Why don’t visit |