4A Buying fruit.doc

Buying fruit 教学目标:使学生能够理解运用“What are these?”、“What are those?”以及“How many kilos?”询问复数物品的名称和重量。 教学重难点:“What are these?”、“What are those?”这两个句型在实际情境中的运用。 课前准备:水果的单复数图片,实物,磁带,句型卡片,台秤,多媒体课件。 Step 1.Warming-up (一)Greetings. (1) T: 分别出示单个的水果实物及相应的水果复数图片,以:“Whats this?”师生对话,并请学生将图片贴在墙上。 T: Boys and girls, look! Whats this? S: Its a banana/pear/apple/pineapple/orange/peach. (2) T:多媒体屏幕出示3A教材上的小韵文及图片:“They are all very good.” Theyre all fruit. They are all very good. Now, lets say the rhyme together. S:看屏幕集体读小韵文:Theyre all very good (设计意图:与学生进行简单的日常交际用语的交流,让学生很快融入英语学习的氛围,运用旧知,链接新知,引入下一步的学习。) Step 2.Presentation and practice (一)学习“What are these?” 1、 出示梨子图片,教师以“What are these?”向学生提问,引出句型教读。 Drill: these; What are these? 2、 师生对话,引出“pears”。 S: What are these? T: Theyre pears . 3、 拿出课前准备的水果图片,操练句型:S1:What are these? S2:Theyre oranges/. (设计意图:由单数过渡到复数,衔接自然) (二)学习“What are those?”、“grapes” 1、指着墙上粘贴的水果图片,与学生对话。 T:Look at the wall. What are those? S: Theyre oranges/pears/apples. 2、 多媒体分别出示模糊的葡萄图。T: What are those? S: Theyre apples.在学生的应答之后,图片变清晰,教师以“Sorry, youre wrong. They are not apples.”作应答。接着引导学生反问老师。T: What are those? You can use“What are those?”ask me. 3、Drill: those;What are those? 4、 师生对话:S:What are those? T:Theyre grapes. 5、学生连锁操练:S1:What are those? S2:Theyre grapes. (三)Sing a song, 巩固所学句型 1、 出示看图填空。T: Lets do some exercises. 2、指名看图做口头填空练习。 What are these? They are . What are those? They are . What are ? They What ? . 3、T:Now, lets have a rest and sing a song“What are those?”(就刚才的口头练习配上两只老虎的旋律) (设计意图:歌曲是学生喜欢的一种学习英语的方式,便于学生记忆。) 4、跟旋律,齐唱“What are those?”。 (四)学习“How many kilos?”“kilos.” 1、 教师提着一袋一公斤重的葡萄,以“Here are some grapes. How many kilos?”提问,然后把草莓放在台秤上称一下,再以“Oh, one kilo.”作答。 2、Drill: kilo; one kilo; two kilos; three kilos 3、多媒体出示一些水果,同时快速地闪现物品的重量, 操练: T: How many kilos? S: One kilo. 4、(多媒体分别依次出示一堆水果)T: Lets play a guessing game. (1) 同桌之间操练。S1: How many kilos? S2: kilos. (2) 出示正确的重量,师生对话,T: How many kilos? S: kilos. Step 3.Consolidation 1、多媒体出示课文插图,师生对话,引出课题并教读。 T: Whos she?S: Shes Miss Li. T: What is she doing? Shes buying fruit. 2、Drill: buying fruit 3、T: Miss Li is buying fruit. Lets go with her. OK? 看多媒体插图,听录音,模仿读课文。 (设计意图:通过flash动画创设的集图像、声音、文字与一体的动感语言环境,激起学生交流的欲望,提高学生的学习兴趣。) 4、 T:指着桌子上的一些水果,说:“Here are some fruit. Im a saleswoman. Who will come to buy fruit?”与一位T: Can I help you? S: Id like some bananas, please. T: How many kilos? S:kilos, please. T: Here you are. S: How much? T:yuan, please. S: Here you are. T: Thank you! S: Not at all./Thats all right. 5、请两位学生练习。 6、教师指名几人扮演售货员,其余的学生扮演顾客,利用桌子上的水果进行练习。 7、展示练习成果:教师与学生对话,了解练习情况。 教后反思: 本节课是牛津小学英语4B第四单元Buying frui