—Coach，can I continue with the training?
—Sorry，you can’t________you haven’t recovered from the knee injury.(2012·重庆，30)
| A．until | B．before |
| C．as | D．unless |
相关试题
I really don’t know _______ I put my wallet.
| A．where was it | B．it was where that |
| C．where it was that | D．where was it that |
There is no _______ to think more about the matter. Take it easy.
| A．point | B．doubt | C．worry | D．need |
. The young man，who by then _______ admission to university，decided to do some part-time jobs to gain more practical experience．
| A．gained | B．was gaining | C．has gained | D．had gained |
—Jack took the 8:30 bus to Guangzhou this morning.
—Really? He ______ 8:20 Express. It is mu
ch more comfortable and faster to travel by train.
| A．could have taken | B．would have taken | C．need have taken | D．must have taken |
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