We _____ for her because she never came.
| A．mustn’t have waited | B．shouldn’t have waited | C．mustn’t wait | D．needn’t wait |
——Oh, I need help, doctor. Things aren't going all that well.
——Like what？Can you be more _____ ？
| A．typical | B．specific | C．actual | D．rational |
_____ Ming Ming with his sister, I find Ming Ming prefers classical music to pop music.
| A．Compare | B．Compared | C．Comparing. | D．To compare |
——Guess what！I met an old school friend last week.
——How nice！How long____ each other？
| A．didn't you see | B．haven't you seen |
| C．hadn't you seen | D．don't you see |
It_____ years ago when the incident took place, and I nearly forget it.
| A．would have been | B．should have been |
| C．ought to have been | D．must have been |
After the earthquake, the president _____ a three-day period of mourning, the first-ever event of its kind for ordinary people.
| A．suffered | B．declared | C．confirmed | D．informed |