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清华版英语三年级下册《UNIT 2 INTERESTING OPPOSITES Lesson 12》优质课教案
3.能独立看图，完成贴近生活的拓展任务，理解检测和课本活动手册中相关信息。
4.围绕 clean water,通过歌曲，图片，海报，倡导环保，保护水资源。
Key points:
1.交际用语①There are many fish in the pond.
②Fish cannot live in the dirty water.
③Why?Because this pond is dirty.
2.Key words:pond,clean,dirty
理解词汇:Wonderful,Because,water
Difficult points:
基本句型的作用，提供半开放的语言模板，激活已有认知，不断提升语用能力。
Teaching-aids:PPT,song,picture,flashcards，彩笔，生课堂笔记本
Teaching process:
1.Warming-up.
①Leading the kids to listen the opposite song.
②Singing together with the music.
③Sharing kids how to be a good listener.
(帮助学生明确即将早去挑战的任务是有关反义词的歌曲再学习，如何做一名好的听众。)
建议:整个歌曲部分，教师可以通过TPR全身反应，帮助孩子放松身心，老师的引导与示范，能有效缓解课堂情绪。
2.Let's review.
①What opposite words can you hear from that song?
②TPR with kids together to relax and recall the memory.
③PPT show some of them and let them recognize quickly and carefully.
④GAME:Say somthing about our friends with these Opposite words.(现场生成)
3.Let's learn.
①Today we are going to learn Lesson 12_twelve .Pay attention the phonic /tw/.