甲醇（CH3OH）是一种有毒、有酒的气味的可燃性液体．甲醇在氧气中不完全燃烧可发生如下反应：8CH3OH+nO2点燃mCO2+2CO+16H2O．若反应生成3.6g水，请计算：m值是_1；参加反应的氧

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甲醇（CH₃OH）是一种有毒、有酒的气味的可燃性液体．甲醇在氧气中不完全燃烧可发生如下反应：8CH₃OH+nO₂点燃mCO₂+2CO+16H₂O．若反应生成3.6g水，请计算：m值是____；参加反应的氧气质量是____克.

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m值是6,参加反应的氧气质量是4.4g

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从下面方框中选择正确的单词并用其适当形式填空，使短文意思完整、通顺。

on, schoolbag, one, at, come, in, be, they, all, need

Hello, friends! Do you want clothes? Please ____ to Sunshine Clothes Store. We have sweaters in ____ colors for only $20. We have trousers ____ blue, green, white and black. The black trousers are $15. The white trousers are $20. The green ____ are only $12. Do you ____ sports shoes? We have sports shoes ____ very good prices—only $20. The shorts are $20, too. The socks ____ good, and they are on ____ for $1! These ____ are very nice. They are $6. Come and have a look at the clothes now! I believe (相信) you will like ____.

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