Unit 1 Nature in the balance
Welcome to the unit
Reading
Grammar and usage
Integrated skills
Extended reading
Project
Unit 2 Natural disasters
Welcome to the unit
Reading
Grammar and usage
Integrated skills
Extended reading
Project
Unit 3 The world online
Welcome to the unit
Reading
Grammar and usage
Integrated skills
Extended reading
Project
Unit 4 Scientists who changed the world
Welcome to the unit
Reading
Grammar and usage
Integrated skills
Extended reading
Project
英语必修三电子课本内容涵盖人与社会、人与自然主题，如健康生活、环境保护、文化交流等。语法重点为现在完成进行时、非谓语动词初步、名词性从句。通过本课程提升语言综合运用能力。
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