As we know, penicillin became the greatest drug of the 20th century, ______ millions of lives.
| A．to save | B．saving | C．saved | D．Save |
Monica promised to forgive Jason _______ he showed his actual deeds.
| A．as if | B．in case | C．except that | D．on condition that |
--- Why don’t you try his phone number right now? --- _______. I’ll try it.
| A．All right | B．That’s all right | C．Yes, I did | D．It doesn’t matter |
--- We are too busy to take _______ holiday at present.
--- But I think we’ll be able to take _______ two weeks away.
| A．the; that | B．a; one | C．a; it | D．the; one |
The terrible fire broke out suddenly. The family, luckily, was able to _____ it in time.
| A．get off | B．get away from | C．get out | D．get on |
Chinese exports have been hit hard by falling world demand, with millions of workers _______ to their villages after the factories that employed them closed down.
| A．returned | B．returning | C．have returned | D．return |