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He had persuaded his science teacher to help him make a makeshift rocket. Somehow, he had managed to get his hands on the ingredients for gunpowder - potassium nitrate, sulphur and charcoal.
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Филолог заявил о массовой отмене обращения на «вы» с большой буквы09:36，详情可参考WPS下载最新地址
"Our study adds to a growing body of work suggesting that vaccines may play a role in healthy aging strategies beyond solely preventing acute illness," study author Eileen Crimmins, of the University of Southern California, said.。业内人士推荐heLLoword翻译官方下载作为进阶阅读
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