Unit 1 How tall are you?
第3课时
Part B Let’s try; Let’s talk
一、教学目标
1. 能够在实际情境中运用句型What size are your shoes? 和How heavy are you? 询问对方鞋子的号码和体重。
2. 能够听、说、认、读heavier, kilogram。
3. 能够听懂、会做Let’s try部分的练习。
二、教学重点及难点
重点：
词汇：heavier, kilogram
句型：What size are your shoes? How heavy are you?
难点：
能够熟练运用形容词的比较级询问或描述物品的尺寸和重量。
三、教学准备
与教材相配的课件，单词卡片，音频，动画等。
四、相关资源
【角色扮演】My Cat Is Shorter and Younger 对话练习；【文化知识补充】中外男士鞋子尺码对照
五、教学过程
【Warm-up】
Look, say and translate
逐一呈现上一课时学过的词汇，让学生说出看到的词汇，并翻译。
T: Before we start our new lesson, let’s play a game. You should say the English words and translate them.
设计意图：通过游戏，活跃课堂气氛，复习巩固上一课时所学词汇。
Watch, listen and follow
播放资源【角色扮演】My Cat Is Shorter and Younger 对话练习，学生可以看、听、跟读对话，可以关闭动画中的声音和字幕，从而练习形容词的比较级。
T: OK! Now let’s watch the video, listen and follow it.
设计意图：通过角色扮演，锻炼学生的口语表达能力，进一步练习形容词的比较级。
Free talk
根据下面的句型提示，同桌两人一组创编新对话。
T: Well done! Now please make a dialogue with your partner.
A: How old are you?
B: I’m …
A: Oh, you are older / younger than me.
B: How tall are you?
A: I’m … metres.
B: Oh, you are taller / shorter than me.
设计意图：通过创设情境，锻炼学生的口语表达能力，并引导学生学会倾听，听取更多有效的信息。
【Presentation】
Listen and circle
教师播放Part B Let’s try 音频，请学生边听音，边看课本Let’s try，并圈出正确的答案。
T: Now please turn to Page 6, let’s try. Mike and Wu Yifan are talking about the weekend. Please listen carefully and circle the right answer.
最后教师核对答案。
设计意图：通过听音圈答案，引出本课时的话题。
Listen and read
呈现Part B Let’s try 的录音材料，请学生听音跟读。
T: Now let’s listen and read the tapescript.
设计意图：帮助学生再次感知对话内容，为后面的学习作铺垫。
Look, listen and learn
T: Now look at the picture of Let’s talk. Where are Mike and Wu Yifan? Whose feet are bigger? Now listen to a dialogue.
播放Part B Let’s talk 音频，请学生感知对话内容。
设计意图：通过看、听等途径，感知对话内容。
Look and learn
1. 讲解单词：heavier，kilogram, 教师领读，学生跟读。
T: First let’s learn new words. Please listen carefully.
2. PPT呈现对话，教师标出重点句型，然后讲解。
T: Next let’s learn some new sentences. Please listen carefully.
教师讲解句型：
What size are your shoes? 你穿多大号的鞋？
Size 7. 7号。
Your feet are bigger than mine. My shoes are size 37. 你的脚比我的大。我穿37号的鞋。
How heavy are you? 你体重多少？
I’m 48 kilograms. 我体重48公斤。
设计意图：利用音频和课件，讲授本课的重点单词和句型，帮助学生牢记。
Look and say
播放资源【文化知识补充】中外男士鞋子尺码对照，讲解中外男士鞋子尺码的对照，拓展文化知识。
T: OK! Now let’s look at the picture and find the difference of shoes size between China and foreign countries.
设计意图：通过文化知识补充，了解中外男士鞋子尺码的对照，拓展文化知识，并为进一步学习对话作铺垫。
Listen and answer
播放Part B Let’s talk 音频，让学生回答问题。最后核对答案。
T: Now let’s listen and then I will ask some students to answer the questions.
What size are Wu Yifan’s shoes?
How heavy is Wu Yifan?
Whose shoes are bigger, Mike or Wu Yifan?
Who is heavier, Mike or Wu Yifan?
设计意图：通过问答练习，巩固本课时的重点知识，加深对对话的理解。
Listen and follow
播放Part B Let’s talk 音频，让学生听音跟读。
T: Now you’ve got to listen and follow. Pay much attention to the pronunciation.
设计意图：引导学生通过看、听、说等途径来巩固对话。
Listen and fill in the blanks
播放Part B Let’s talk 音频，让学生听音补全句子。
T: Now you’ve got to listen and fill in the blanks. Pay much attention to it.
设计意图：通过听音填空，进一步巩固对话内容。
Role-play in pairs
教师让学生同桌两人一组，分角色朗读课文。
T: Now play in roles in pairs.
设计意图：在练习运用本课重点句型的同时，锻炼了学生的综合语言运用能力。
Play a game
教师将学生分成四人一组，玩句子接龙游戏。如：
A: How heavy are you?
B: I’m … kilograms. How heavy are you?
C: I’m … kilograms. How heavy are you?
D: …
设计意图:通过接龙游戏，练习本课目标句型的同时，锻炼了学生综合语言运用能力。
Do a survey
教师将学生分成几大组，选一名学生当小记者，询问组内其他人的年龄、身高、体重和鞋码。然后完成课本P6的练习。
T: Well done! Now I will divide you into groups. How old are you? How tall are you? How heavy are you? What size are your shoes? Please choose a reporter to do a survey. Then do the exercise on Page 6.
设计意图：小组内互问互答，可以锻炼学生的口语表达能力。同时引导学生学会倾听，听取更多的有效信息。
Test
T: Now it’s time for you to take a test to check how you’ve learned.
完成随堂检测。
六、课堂小结
T: At last, let’s summarize the main content of this lesson.
词汇：heavier, kilogram
句型：
询问对方鞋子尺码的句型：
What size are your shoes? Size ...
询问对方体重的句型：
How heavy are you? I’m … kilograms.
七、板书设计
Unit 1 How tall are you?
heavier, kilogram
What size are your shoes? Size ...
How heavy are you? I’m … kilograms.
课件23张PPT。Unit 1 How tall are you??Look, say and translateII. Presentationyounger?II. PresentationolderLook, say and translate?II. PresentationtallerLook, say and translate?II. PresentationshorterLook, say and translate?II. PresentationlongerLook, say and translateFree talkI. Warm-upII. PresentationListen and circleMike and Wu Yifan are talking about the weekend. 1. What do Wu Yifan and Mike want to do first?
A. Go hiking. B. Go shopping.
2. What are they going to buy?
A. Hiking clothes and shoes. B. Magazines.II. PresentationListen and read Mike: Hey, Wu Yifan. Let’s go hiking on the weekend.
The weather is warm now. ?
Wu Yifan: OK, Mike. But first I want to buy some new
hiking clothes.
Mike: OK, you’re bigger than last year. Actually, I want
to buy new shoes, too. Let’s go together. Look, listen and learnII. PresentationLook and learnII. Presentationheavyierheavykilogram千克；公斤
常缩写为 kgLook and learnII. PresentationMike 48 kgWu Yifan
46 kgWho is heavier, Mike or Wu Yifan?Mike.II. PresentationLook and learnII. PresentationLook and learnWhat size are your shoes? 你穿多大号的鞋？
Size 7. 7号。
Your feet are bigger than mine. My shoes are size 37. 你的脚比我的大。我穿37号的鞋。
How heavy are you? 你体重多少？
I’m 48 kilograms. 我体重48公斤。询问鞋子的尺码询问体重Look and sayII. PresentationII. PresentationListen and answer What size are Wu Yifan’s shoes?
How heavy is Wu Yifan?
Whose shoes are bigger, Mike or Wu Yifan?
Who is heavier, Mike or Wu Yifan?
Size 37.?He is 46 kilograms. ?Mike. Mike. II. PresentationListen and followII. PresentationListen and fill in the blanksII. PresentationRole-play in groupsII. PresentationPlay a gameHow heavy are you?I’m … kilograms. How heavy are you?I’m … kilograms. How heavy are you?…II. PresentationDo a surveyIII. Test单项选择 (??? ) 1. You are nine. I’m eight. I’m one year _______ than you.
????? ? ?A. older????? B. heavier????? C. younger
(??? ) 2. —How heavy is Mike?
?????? ??? —_______
?????? A. He is 12 years old.????B. He’s 1.56 metres.???C. He is 40 kilograms.
(??? ) 5. －_______
－Size 37.
?? A. How tall are you?????
B. What size are your shoes????
C. How heavy are you?CCB询问对方鞋子尺码的句型：
What size are your shoes? Size ...
询问对方体重的句型：
How heavy are you? I’m … kilograms. Summarizeheavier，kilogram
