🎯 学习目标 学完本单元，我能做到
- 1use words and expressions about a green life掌握关于绿色生活的词汇和表达
- 2talk about how to be green谈论如何环保
- 3care for the earth.关爱地球
💬 核心句型 本单元必须会说会用
—Don't throw it away. —Take it.
OK. Take them. What can you make?
I can make a toy car.
Let's start now for a green world!
How can we help make our earth cleaner? There are many great ways. We can start with an easy one. Let's recycle plastic bottles! How? Let me tell you:
To keep the world green, Don't use plastic every day! Use things again — don't throw them away.
📐 语法要点 理解规则，举一反三
1
祈使句
用动词原形开头的祈使句表示请求或命令：Put it in the recycling box.
Don't throw them away.
2
连词 and / but
and 表示“和/并且”，but 表示“但是”。
Save water and protect the earth.
3
turn into
turn into 表示“变成”。
Old bottles turn into new things.
4
be good for
be good for 表示“对……有好处”。
Recycling is good for the environment.