Have you found out the exact reason why the dinosaur _________ many years ago?

A. died down      B. died out         C. died from            D. died of

 

【答案】

B

【解析】

試題分析：句意：你有沒有發(fā)現(xiàn)許多年前恐龍滅絕的確切原因？died down （火）漸熄，  died out 滅絕，        died from 死于（外因，指?jìng)。囸I等） died of 死于（內(nèi)因，指疾病、過度悲傷等) People are dying of cancer more and more often. 死于癌癥的人越來越多了。故選B。

考點(diǎn): 考查動(dòng)詞短語(yǔ)辨析的用法。

 

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