--Did he notice you enter the room?
--I don’t think so. He ________ to the radio with his eyes shut.
| A．listened | B．was listening |
| C．had listened | D．has listened |
Human life is everywhere a ____ in which much is to be endured and little to be enjoyed..
| A．case | B．condition | C．position | D．state |
This camera is of good quality. If it ______ break down within the first year, we would repair it at our expense.
| A．would | B．should | C．could | D．might |
The visitors here are greatly impressed by the fact that _______ people from all walks of life are working hard for _____ new Chengdu.
| A．不填; a | B．不填;the | C．the; a | D．the; the |
Great efforts to increase agricultural production must be made if food shortage ______ avoided.
| A．will be | B．can be | C．has been | D．is to be |
At first he refused to admit he had stolen but when he was shown the videotape he ______ and admitted everything.
| A．broke down | B．broke away | C．broke up | D．broke in |