run out
"动词+副词"型动词短语
主语通常是时间、食物、金钱等名词。
e.g:His money soon ran out.
他的钱很快用完了。
run out of
作及物动词用(=use up)
后接宾语,主语通常是人。
e.g:After a long walk,he ran out of his water.
长途步行后,他用尽了他的水,
e.g:I'm afraid that this type of energy will__if we continue to waste it.
A.run out
B.break out
C.come down
D.fall down
解析:用短语辨析法解题。句意:如果我们继续浪费这种能源,恐怕它会耗尽。
run out 用尽,耗尽;
break out 突然开始,爆发;
come down降落,落下;
fall down摔倒,跌倒。
所以选A
e.g:Susan has run out of money and her patience is also running out.
苏珊的钱已经用不了,她的耐心也要耗不了。
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