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【上好课】2021-2022学年九年级英语上册同步备课系列（仁爱版）
九年级 英语 普通专辑 26 份文档
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简介
目录
Unit 1 The Changing World
Our country has developed rapidly.
The population in developing countries......
The world has changed for the better.
Unit 2 Saving the Earth
Pollution has caused too many problems.
All these problems are very serious.
Unit 3 English Around the World
English is widely spoken throughout......
Some things usually have different......
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