--It’s a pity that you didn’t come to my birthday party last night.
--I’m terribly sorry. I ________ for an important lecture.
| A．prepared | B．was preparing |
| C．had prepared | D．has prepared |
--What made Kate so excited yesterday?
--________ by her boss, as far as I know.
| A．Being praised | B．Praised |
| C．To praise | D．She was praised |
For years, it was viewed as a serious problem, ________ that has never been really solved.
| A．one | B．where | C．it | D．which |
--We need a man full of wisdom to take charge of the project.
--________ the young man graduating from Harvard have a try?
| A．Will | B．Shall | C．May | D．Can |
Due to circumstances ________ our control, the performance has to be canceled.
| A．beyond | B．with | C．within | D．under |