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最佳答案:The Lantern Festival is a traditional festival in China. It falls on the fifteen
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最佳答案:C
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最佳答案:解题思路:(1)由质量守恒定律:反应前后,原子种类、数目均不变,据此由反应的化学方程式推断生成物X的化学式.(2)燃烧需要同时满足三个条件:①可燃物②氧气或空气
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最佳答案:My family and I eat at the Lantern Festival,rice balls,I like the sesame filling
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最佳答案:The New Year celebration last from the New Year's Eve to Lantern Festival,which,