在燃烧热的课堂教学中，先介绍燃烧反应，再引出燃烧热、标准燃烧热的概念。
In the classroom teaching of heat of combustion, we should first introduce combustion reaction and then lead to basic concept about it and about standard combustion reaction.
教师英语课堂教学常用的语言、再细读一遍课文，然后回答练习册24页上的问题。
Read it in detail more carefully for the second time, then answer the questions on Page 24 of your workbooks.
教师英语课堂教学常用的语言、再细读一遍课文，然后回答练习册24页上的问题。
Read it in detail more carefully for the second time, then answer the questions on Page 24 of your workbooks.
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