All possible means _______. However, nothing can _______ him dying of lung cancer.
| A．has tried; stop |
| B．have tried; keep |
| C．has been tried; prevent |
| D．have been tried; stop |
相关试题
The thief stole the light, the stair even darker.
| A．made | B．to make | C．making | D．and made |
, we could forgive him for his mistakes!
| A．If he is still a child | B．Were he still a child |
| C．Is he still a child | D．He were still a child |
In front of our village.
| A．runs a river | B．a river runs | C．does a river run | D．running a river |
There have been casessome English learners can’t get their message across even though they have memorized a lot of words.
| A．which | B．when | C．where | D．what |
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