用方框中所给词的适当形式完成句子。
A
A
答案
1. The police moved in to ________ the two groups of people.
答案
separate
2. We can first ________ the red paper from the black paper.
答案
separate
3. It will be easier if we ________ them into groups.
答案
divide/separate
1. — The oil on the Earth will ________ one day.
— I think so. We should make good use of it.
— I think so. We should make good use of it.
答案
run out/be used up
2. We have ____________ ideas. We are now looking forward to your advice.
答案
used up/run out of
3. Our materials have been ____________, but we haven’t finished the task yet.
答案
used up
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