湘鲁版四年级下册Unit 3 They are playing.-Section A-ppt课件-(含教案+素材)--(编号：8056f).zip

现在进行时现在进行时的构成：的构成： am is / are +动词动词-ing 我用我用am，你用，你用are， is用在他她它，用在他她它， 单数单数is，复数，复数are。 -ing play read sing jump playing reading singing jumping 原形原形 swimswimming write writing reading Are they playing? Yes, they are. No, they arent. Are they playing? play write sing fight take a photo taking a photo Is he/she taking a photo? Yes, he is.No, she isnt. sleep swim jumpsleep sheep Unit 3 They are playing. Goal 1 知识技能目标：四会三个新单词，掌握现在进行时一般疑问句的知识技能目标：四会三个新单词，掌握现在进行时一般疑问句的 正确问答。正确问答。 2 情感目标：通过情景对话，让学生们学会询问是否正在做某事，情感目标：通过情景对话，让学生们学会询问是否正在做某事， 学会关心他人。学会关心他人。 Key points Words sheep fight take a photo Sentences -Are they playing? -Yes, they are. No, they arent. -Is he taking a photo? -Yes, he is. No, he isnt. Difficult points Be 动词动词 is 和和 are 的正确选择的正确选择 人称代词人称代词 he/she/it 正确使用正确使用 Procedure Step 1、Warming-up Rhythm 小朋友站起来和老师一起边做边唱，调动课堂气氛。小朋友站起来和老师一起边做边唱，调动课堂气氛。 Step2 Words and sentences learning 1、板书标题，导入新知、板书标题，导入新知 Unit 3 They are playing. T: Whats the meaning? Ss;：他们：他们正在玩正在玩。 出示出示 现在进行时的构成现在进行时的构成 am is / are +动词动词-ing T: Be 动词动词 is 和和 are 的怎么选择？的怎么选择？ 出示歌谣出示歌谣 我我用用am，你你用用are， is用用在在他他她她它它， 单单数数is，复复数数are。 一起复习一起复习 Be 动词动词 is 和和 are 的选择方法。的选择方法。 T:除了除了 playing，我们还学过哪些动词的，我们还学过哪些动词的-ing 形式？形式？ 出示校对书本出示校对书本 17 页页 3 部分部分 -ing play read sing jump playing reading singing jumping 原原形形 swimswimming write writing reading 特别强调特别强调 writewrite 为重读闭音节为重读闭音节-e-e 的单词，的单词，-ing-ing 形式要去掉词尾形式要去掉词尾- - e e，再加，再加-ing-ing。 2、现在进行时一般疑问句的复数问答学习。、现在进行时一般疑问句的复数问答学习。 T: 反问他们正在玩吗？（强调反问他们正在玩吗？（强调 They 是复数。是复数。 ） 出示出示 Are they playing? Yes, they are. No, they arent. 根据图片提示作出相应回答根据图片提示作出相应回答 playwrite 集体操练集体操练 Are they playing? No, they arent. Are they writing? Yes, they are. sing fight 全班分成两个大组，一组问，一组点头摇头作答，指定一个同学上全班分成两个大组，一组问，一组点头摇头作答，指定一个同学上 台背对图片，根据大家的动作大声说出来答案。台背对图片，根据大家的动作大声说出来答案。 Are they singing? Yes, they are. Are they fighting? No, they arent. Yes, they are. 3 现在进行时一般疑问句的单数问答练习现在进行时一般疑问句的单数问答练习 学习新单词，渐变音，大小声操练。强调学习新单词，渐变音，大小声操练。强调 take a photo -ing-ing 形式要去掉词尾形式要去掉词尾-e-e，再加，再加-ing-ing。taking a photo Is he/she taking a photo? Yes, he is.No, she isnt. 出示图片，师问他正在照相吗？出示图片，师问他正在照相吗？How to say? 强调只有一个人，是强调只有一个人，是 单数。单数。 集体作答集体作答 Is he taking a photo? Yes, he is. Is she taking a photo? No, she isnt. sleep swim 学生分组操练学生分组操练 Is it sleeping? No, it isnt. Is it swimming? Yes, it is. jumpsleep sheep 结合结合 sleep 学习单词学习单词 sheep。请同学们说出它们的区别（第二个字母。请同学们说出它们的区别（第二个字母 l 和和 h 不同）不同） ，教师讲授西方人睡觉前数羊的典故。，教师讲授西方人睡觉前数羊的典故。 学生操练。学生操练。 Is the sheep jumping? No, it isnt. Is the sheep sleeping? Yes, it is. Step 3 Review Are they playing? Yes, they are./No, they arent. Is he taking a photo? Yes, he is./No, he isnt. Step 4 Homework