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教学目标：
1.能够正确运用下列词汇：factory , pollution ,recycle , waste , enemy , crop , kill ,oil ,less, hopeless , spread over , be worried about ,save energy.
2.掌握下列重点句型：
It’s no use talking about things we can’t do.
At a green school, every class collects waste which can be recycled or used again.
Though pollution is heavy now, I don’t think it’s hopeless.
If everyone starts to do something , the world will be saved.
能力目标：
1. 能够听懂有关环保的日常对话，并准确获取信息。
2.能够比较自如的谈论环保话题，介绍环保措施。
情感目标：
培养学生的环保意识，提高学们保护环境的自觉性，增强保护环境的责任感。
教学重点：
掌握表达环境污染和保护环境的重点词汇和常用句型。
教学难点：
运用适当句型表达如何健立环保学校，培养绿色环保行为。
课时安排：1 课时
教具准备：黑板，多媒体，粉笔和卡片。
教学过程：
教学步骤教师活动学生活动设计意图
Step one
Warming up 1.Show some pictures about Langlang and tell students that langlang is working as an environmental protection ambassador in the picture.
2.Show a short video about langlang.
3. Ask two questions: what can you see in the video? Why did he do that?
4.Show some pictures about pollution and ask the question like that: what bad things will happen to us?1.Watch the
short video
about langlang
carefully .
2.Answer two
questions with their own opinions.