Although I tried my best to convince them _____the importance and urgency of the operation, the doctors were not convinced _______ it immediately.
| A．with; to perform | B．of; doing | C．on; to do | D．of; to perform |
As the road to the airport is under reconstruction, we'd better ________ early to avoid the traffic jam.
| A．pay off | B．set off |
| C．put off | D．take off |
Though the suspect refused to admit that he had stolen the precious diamond at first, he ________ and admitted everything when he was shown the videotape.
| A．broke off | B．broke away |
| C．broke down | D．broke into |
—Does he work hard at his lessons?
—Yes, he ________ no effort, as far as I know.
| A．wastes | B．shares |
| C．spares | D．makes |
A smile ________ the mother's face when the son walked onto the platform to receive the prize.
| A．lit up | B．brought up |
| C．put up | D．took up |
The sale of the company's new product is good. It has ________ two million dollars so far.
| A．carried on | B．kept up |
| C．brought in | D．consisted of |