He has read many books on history, so it’s _________ for him to answer these questions.
| A．hard | B．impossible | C．easy | D．serious |
It is sunny outside. Why not ________ the light and open the window?
| A．put off | B．put away |
| C．turn up | D．turn off |
A report says that the world’s natural gas deposits (储存) ________ early in the next century.
| A．will run out | B．will be run out |
| C．will use up | D．will be cleaned up |
----- Sir, did you see the sign “ No Parking” ?
----- Sorry. I didn’t know parking here isn’t________.
| A．prevented | B．refused | C．allowed | D．expected |
The car needs checking. It may cause accidents if it _______ soon.
| A．won’t check | B．won’t be checked |
| C．doesn’t check | D．isn’t checked |
He is not used _______out before breakfast.
| A．goes | B．going | C．to going | D．to go |