问题标题:
Doyouthinkfireisourfriendorenemy?作文Freetalk100个单词以上,110个单词以下
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Doyouthinkfireisourfriendorenemy?作文Freetalk100个单词以上,110个单词以下

常青美回答:
  inthesense,onethingalwayshavetwosides,butfirethatplayvitalroleinoriginofhumanbeingwasmoreinadvantagethanindisadvantage,particularlyitwasusedtoheatthefoodbyourancestor...
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