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Lesson25 Tall and short
教学内容:
(1) 对话内容如下:
① How tall are you?
Mr. Wood: Let’s get to work, class! Kim, you’re first! How old are you, Kim? Kim: I’m twelve years old. Mr. Wood: How tall are you?
Kim: I don’t know!
Mr. Wood: You’re 1.3 metres tall. You’re tall! How tall is Kim? Jenny: She is 1.3 metres tall. ②How tall is Danny?
Mr. Wood: Danny, you’re second. How old are you? Danny: I’m eleven years old. Mr. Wood: How tall are you? Danny: I’m 3.1 metres tall.
Steven: Kim is 1.3 metres tall and Danny is 3.1 metres tall! Jenny: She is tall and he is taller.
Mr. Wood: No, Danny. Stand on your feet, please. Danny: Oh. Okay, Mr. Wood. How tall am I? Mr. Wood: You’re 1.2 metres tall.
Steven: Danny is 1.2 metres tall and Kim is 1.3 metres tall! Jenny: She is taller and he is shorter. (2)词汇:
point, metre, taller, shorter, than (3)句型:
How tall are you? I’m 1.4 metres tall. He is tall. She is short. He is taller. She is shorter.
教学目标:
1.Can use the sentence “How tall are you? I’m ______metres tall.” describe one’s height.
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2. Can use “tall, short, taller, shorter” properly,compare and describe someone.
3.During the measure,train the students cooperate with each other and help each other.
教学重点:
1.Can use “How tall are you? I’m _____metres tall.” make a dialogue. 2.Can describe one’s body condition.
教学难点:
1.Can use “taller and shorter” correctly.
教具准备:
tape recorder and tape, pictures, CAI, ruler.
教学过程:
Step 1.Warming-up and Revision: 1.Greeting.
Teacher:Hello everyone! Let’s have a game. You are group one… Work hard. If you are good. I will give you one.(show a picture) Who can get the most, you’re winners. OK? Students: OK!
[设计思路]分组以比赛的形式进行教学,即可激发学生的学习兴趣, 又可培养学生的集体荣誉感,尤其对于中低年级的学生更加喜欢。
[点评] 在上课之初, 让学生快速的进入到英语的课堂之中, 并以一种积极, 快乐的精神状态开始学习, 为整堂课的开展开了一个好头. 2.Teacher:How old are you?
Student:I’m _______ years old.
[设计思路] 板书以上问答句,此环节以旧知引入课堂并起到了承上启下的作用,为How tall are you?的学习埋下了伏笔。 Step 2. New concepts 1.Learn decimal fraction.
(1)教师在黑板上板书学生的年龄数字:
11 12
(2)教师在两数之间加小数点,并领读point, one point one,板书如下:
1.1 1.2
[设计思路] 这个环节中小数点的引入自然, 在设计中我注重了知识间的过渡,由旧引新,从而使学生轻松的学习、迅速的内化。
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[点评] 旧知和新知之间的过度很巧妙, 其中How old are you? 和数字都对下面的教学起到了很重要的承接, 独具匠心的设计使得学生在学习的过程中很快的接受了新知, 在不知不觉中已经学会了.
(3)练习小数,并增加多位小数,拓宽知识。如0.8 10.6 22.9 3.11 8.57 64.823
2.Learn “metre” and “tall”..
(1)学习metre一词
教师出示一根米尺,边示范边说:
It’s one metre. 让学生明白metre的意思。
[设计思路] 使用实物和手势的教学使学生明白易懂且印象深刻, 适合中年级的教学。
(2)用身高尺练习metre,例如:1.2 metres、1.5 metres、1.7 metres… (3)猜谜语
Teacher: This is an animal. It is 4.5 metres tall. It has long neck and legs. What is it?
Student: It’s a giraffe.
(4)出示课件Teacher: The giraffe is tall. 板书领读。 (5)学习词组 …metres tall
Teacher:4.5 metres tall…
[设计思路] 通过学生十分感兴趣的动物进行学习,调动了学生的积极性,并能让学生在此情景中得到充分的练习, 掌握所学的语言. 使得原本枯燥的语言学习也变得兴趣昂然.
(6)练习看课件说giraffe 和panda的身高4.5 metres tall, 1.4 metres tall, 并由panda对比学习short一词.
(7)利用课件elephant 和 kangaroo继续练习…metres tall和tall, short两词。
(8)利用课件猜horse 和tiger身高
[设计思路] 这8个环节的设计使学生在不知不觉中掌握了身高的基本表达方法,循序渐进,符合学生的认知规律,让学生在兴趣盎然中轻松掌握了语言。
[点评] 学生的积极性从刚开始上课到现在越来越高, 因为教师各个环节的设计巧妙的化解了本课的难点, 使学生并不觉得吃力, 另外教师设计的环节能够很大限度的激起学生的兴趣, 学生对他们喜欢的事物当然愿意参与和表达. Step 3. Learn “How tall are you?”
1.教师站在身高尺前,自问: How tall am I? 并通过表情和动作表示自己无法测
量,请其他同学帮忙,并通过改变数据来练习I’m _____metres tall.
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冀教版二年级上册英语教案 Unit 4 Lesson 25(1)
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