Unit4 What's the weather like？Lesson16（课件+素材）北京版英语六年级下册

Unit4 What’s the weather like? Lesson16 北京版小学英语六年级下册 1 Teaching Goals 1.学生通过阅读本课有关 rainbow 的语段，能够认读、理解下列单词和短语：rainbow，be made of, sunlight, water, touch, colour, scatter, world, bounce,absorb,is made up from,go away,darkness, different，indigo，violet，并且能够简单运用这些词汇来描述rainbow的组成成分和形成的过程。 2.学生通过阅读本课有关 rainbow 的语段，能够独立或者与好友合作通过书上提供的Water glass method，Miror method和CD method三种方法，尝试着制作出漂亮的彩虹，制作成功后要邀请他人一起欣赏，分享成功的快乐。学生能够把制作彩虹的体会简单用英语记录下来，不断积累写作素材，为很好地提高写作能力做准备。 3.学生通过阅读rainbow语段，能够正确理解和朗读短文内容，能够思考其他制作彩虹的方法。 4.学生能够初步掌握在短文中画找信息和新知的阅读方法 。 5.学生能够利用关键词、关键句对本课内容进行复述。 6.学生通过电子邮件能够用英语向朋友描述彩虹的形成以及如何制作彩虹，加强同学间的沟通与交流。 Word Bank rainbow 彩虹 be made of 由……组成 sunlight 阳光 water 水 touch 触摸 colour 颜色 scatter 散开 world 世界 bounce 弹起；反弹 absorb 吸收 is made up from 由……制成 go away 走开；离去 darkness 黑暗 different 不同的 indigo 靛蓝色 violet 紫罗兰色的 Pre-reading PART 01 4 Rainbow song How many colours does a rainbow have? What are they? Seven colours: red, orange, yellow, green, blue, indigo, voilet. ingido 靛蓝色 violet 紫罗兰色 While-reading PART 02 7 Rainbows are made of sunlight and water. Before and after it rains, there is a lot of water in the air. When sunlight touches the drop of water，the light scatters（散开）and we see all the colours of the rainbow. Can you read? Rainbow What is rainbow made of? Rainbows are made of sunlight and water. Before and after it rains, is there a lot of water in the air? Yes, there is. When sunlight touches the drop of water，what happens then? The light scatters and we see all the colours of the rainbow. Can you read? Light from the sun colours our world. Light can bounce（反射），scatter（散 开）， or be absorbed（被 吸 收）.Light is made up from the colours of the rainbow. We see sunlight as white, so when light bounces, it comes back to us the same colour—white. When light is absorbed, it goes away and we see darkness. We see many different colours when light is scattered. The colours of sunlight are: red, orange, yellow, green, blue, indigo, and violet. We can make a rain