UNITTWOWHATDOLEAVESDO?Lesson6教案2教学目标①掌握关于生命需求相关的单词：water,air,sunlight;掌握will,need,can等情态动词的研发②对whatdoleavesneedtomakefood?和theyneedair,water,andsunlight.的理解和灵活运用③对植物光合作用增加了解，培养跨学科学习的认识教学重难点重点：单词的拼写和发音难点：句型的灵活运用，可以对whatdosth\sbneedtodosth?Theyneedsthtodosth的理解和使用教学过程Step1warm-upactivity教师展示树木的结构图，让学生用英语回答各部分的名称：leaf（树叶、seed（种子）和trunk（树干），并要求学生进行单复数转换。Teacher:whatdoleavesdo?Students:theymakefoodforthetree.Teacher:whatdoseedsdo?Students:theygrowuptobetreesandplants.Teacher:whatdotrunksdo?Students:theysupportthetreeabovetheground.Step2presentation学习新单词：need,holdaparty,goon,without,sunlight...单词学习后，进行随堂测试，要求学生看图片回答英语。Teacher:now,wearegoingtolistentothetape.Pleaseanswerthequestion.Whatdoleavesneedtomakefood?Students:....Teacher:Theyneedsunlight,air,andwater.录音播放两遍。第一遍回答问题，第二遍复述所听内容。Step3activity教师分发图片，要求学生用下列句型回答：Whatdoleavesneedtomakefood?Theyneedsunlight,air,andwater.每组用3分钟准备，时间到后，派出代表回答问题。Step4homework背诵listenandsay的课文。
