Recently we held a discussion about what we shall use for power when all the oil in the world has _________?
| A．runoutof | B．used up | C．givenout | D．putout |
相关试题
. When asked why he went there, he said he was sent there ____ for a space flight.
| A．training | B．being trained | C．to have trained | D．to be trained |
__ the right to vote.He was about to go out for a walk _____ his teacher came to visit him.
| A．while | B．which | C．when | D．then |
.With no o
ne to ______ in such a frightening situation, she felt very helpless.
| A．turn on | B．turn off | C．turn around | D．turn to |
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