(共31张PPT)
英 语
PEP版 四年级上册
Unit 1
My classroom
Part B
Let's try & Let's talk
1.能够按照正确的语音、语调朗读对话，并能够在小组中进行角色扮演。
2.能够在情景中恰当运用句型“Let's…” “Let me…”提出行动建议并做出正确反应。
学习目标
Enjoy the song
We have a new classroom.
Warm up
Open the door, open the door.
Let's open the door.
Turn on the light, turn on the light.
Let's turn on the light.
Close the window, close the window.
Let's close the window.
I say, you do and then repeat.
Warm up
Put up the picture, put up the picture.
Let's put up the picture.
Clean the blackboard, clean the blackboard.
Let's clean the blackboard.
Warm up
classroom
blackboard
light
picture
door
Look and say
Presentation
teacher's desk
Presentation
student's desk
teacher's desk
Presentation
What’s this
It’s a teacher’s desk.
Presentation
Yes, but it is dirty.
Let's clean the teacher's desk.
Presentation
the teacher's desk
windows
blackboard
door
clean
Presentation
Our classroom is messy.
Let's clean the classroom.
Let's clean the desks and chairs, A, B.
two, three or many people
Let's = Let us
Let’s/ Let us clean the classroom/...
Presentation
Let me… Let him… Let her…
only one person
the teacher’s desk
windows
blackboard
door
Let me clean the
Presentation
Who can help us
Let me help you.
Presentation
Who can you see in the picture
Wu Yifan, Mike, John and Zhang Peng.
Presentation
Where are they
They are in the classroom.
Presentation
What are they doing in the classroom
They are cleaning the classroom.
Presentation
1. Who can clean the classroom
A. Wu Yifan.
B. Wu Yifan, Mike, John and Zhang Peng.
2. Who can clean the teacher’s desk
A. Zhang Peng. B. Wu Yifan.
Listen and choose.
Presentation
3. Who can clean the windows
A. John. B. Amy.
4. Can Mike carry the water
A. Yes, he can. B. No, he can’t.
5. Who can help him
A. John. B. Zhang Peng.
Listen and choose.
Presentation
Let’s clean the classroom!
OK.
Read and role-play
Practice
Let me clean the windows.
Let me help you.
Thank you.
Let me clean the teacher's desk.
Practice
Let's . / Let me .
Look and say the sentences.
Practice
Let's . / Let me .
Practice
Let's play
clean the classroom
clean the windows
clean the desks
clean the blackboard
clean the teacher's desk
clean the door
Practice
Let's clean the classroom!
OK.
Let me clean the teacher's desk.
Let me clean the blackboard.
Practice
Grandma Wang is ill. Her house is messy.
Can we help her
Make a dialogue
Practice
A: Let's clean Grandma Wang's house.
BCD: OK.
B: Let me…
C: Let me…
D: Let me…
A: Let's begin.
Practice
Grandma Wang is happy now.
I'm also very happy that you're helpful at school. I think you're helpful at home, too.
Please help your parents at home!
Practice
Unit One My classroom
Part B Let’s talk & Let’s play
Let's clean the classroom.
let's=let us
classroom
window
blackboard
door
light
picture
Let me
clean the windows.
clean the teacher's.
...
课堂小结
谢谢
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The fourth period
Part B Let’s talk & Let’s play
内容分析
本课是PEP小学英语四年级上册Unit 1第四课时。本单元学习的主题是新学期开始打扫新教室。教学内容主要是通过学生们谈论、打扫教室的情景来呈现的。教学重点是能够听、说、认读核心句型“Let me ...”并能够作出相应的回答，能够听、说、认读短语clean the classroom, clean the windows, clean the door, clean the teacher’s desk。
课时目标
知识与能力
能够按照正确的语音、语调朗读对话，并能够在小组中进行角色扮演。
能够在情景中恰当运用句型“Let’s…”“Let me…”提出行动建议并做出正确反应。
能够在语境中理解新词“teacher’s desk, clean, help”的意思，并能够正确发音。
过程与方法
通过角色扮演、情景模拟、游戏等方式，引导学生能够听、说、认读核心句型“Let me ...”并能够作出相应的回答，能够听、说、认读短语clean the classroom, clean the windows, clean the door, clean the teacher’s desk。
情感态度价值观
培养学生热爱劳动的意识，培养学生爱护公物的良好习惯。
教学重难点
教学重点
能够按照正确的语音、语调朗读对话，并能够在小组中进行角色扮演。
能够在情景中恰当运用句型“Let’s…” “Let me…”提出行动建议并做出正确反应。
教学难点
能够在情景中熟练运用句型“Let’s…” “Let me…”提出行动建议并做出正确反应。
教学准备
教学课件、课文视频、单词卡片、骰子等。
教学媒体选择
多媒体，录音。
教学活动
角色扮演；
游戏；
观看动画。
教学过程
Step 1: Warm-up & Revision & Lead-in
1. Greetings and sing an English song—We have a new classroom. （课件出示:教材P10 Let’s sing板块的歌曲音频）
2. Do the TPR action.
T: First, let’s do some actions together. I say, you do and then repeat. Let’s stand up!
T: Wonderful! Are you happy now Good. Sit down, please!
3. Revision and lead-in.
Show the second picture of “Let’s talk” in Part A on the PPT. （出示课件） Point to different objects. Lead students to review the words in Part A: classroom, blackboard, light, picture, door. Then lead in the new phrase: teacher’s desk.
Step 2: Presentation
1. Teach the phrase “teacher’s desk” and the word “clean”.
T: (Point to a student’s desk.) That’s your desk.
T: (Point to the teacher’s desk.) I’m a teacher. And this is my desk. This is the teacher’s desk.
Read it like this: teacher—teacher’s—teacher’s desk. Let students read the phrase in groups, read by boys and girls, read one by one and so on.
Show a picture of a dirty teacher’s desk on the PPT. (课件出示:一张脏的讲台图片)
T: What’s this
Ss: It’s a teacher’s desk.
T: Yes, but it is dirty. Let’s clean the teacher’s desk.
Take out the rag and do the action of wiping the teacher’s desk to help students understand the meaning of the word “clean”.
Students practice the phrases: clean the teacher’s desk/window/blackboard /door. (Practice through these ways: say in unison, rush to answer, say in groups, say one by one and so on.）
2. Teach the sentence structures “Let’s…”“Let me…”
Look around the classroom and say, “Our classroom is messy. Let’s clean the classroom and give other teachers a surprise. OK ”
Write down the sentence structure “Let’s…” on the blackboard and teach it.
Point to S1 and S2 and say, “Let’s clean the desks and chairs, S1, S2.”
T: For two, three or many people, we can use “Let’s…” to teach “let’s=let us”.
Ask students to read the sentence “Let’s clean the classroom.”
Ask a row of students to read the sentence one by one and check if they can read it correctly.
T: The blackboard is dirty. I can clean it by myself. Let me clean the blackboard.
Write down the sentence structure “Let me…” on the blackboard and teach it.
T: For only one person, we can say “Let me…” “Let him…” or “Let her…”
Ask students to read the sentence “Let me clean the blackboard.” twice.
T: Who wants to clean the teacher’s desk/windows/blackboard/
door…
Let some students practice the sentences “Let me clean the teacher’s desk/windows/blackboard/door…”
3. Teach the word “help”.
Take out another rag and say to S2, “Let me help you.” Clean the windows and say to students, “So many windows, who can help us ” Repeat the word “help” and teach it.
Ss: Let me help you. Several students join in. The teacher says “Thank you.” to the students.
T: Thank you, good boys and girls. The windows are clean now. Our classroom is clean, too. Go back to your seat! I think other teachers will be very happy!
4. Teach the dialogue of “Let’s talk”.
(1)Let students have a preliminary understanding of the dialogue.
Show the pictures of “Let’s talk”. (课件出示:教材P7 Let’s talk板块的图片)
T: Look! Who can you see in the pictures
S1: Wu Yifan and his classmates./Wu Yifan, Mike, John and Zhang Peng.
T: Right. Where are they
S2: They are in the classroom.
T: Good! What are they doing in the classroom
Ss: They are cleaning the classroom.
(2)Show some questions and make students understand the dialogue.
Play the recording. （课件出示:教材P7 Let’s talk板块的音频）
(3)Listen to the recording again and answer the questions.
(4)Check the answers.
Step 3: Practice
1. Listen again and repeat.
Play the recording again. (出示课件) And ask students to repeat after it.
2. Practice the dialogue in pairs or in groups.
Let students read the dialogue in pairs or in groups.
3. Read the dialogue in different roles.
T: Let’s read the dialogue in roles. Group 1 is Wu Yifan. Group 2 is John. Group 3 is Mike. Group 4 is Zhang Peng.
T: Now read the dialogue in groups of four. Then act it out. I will reward the best group.
4. Play a game.
Show the pictures. (课件出示:快速显示打扫教室、擦窗户、擦桌椅、擦黑板、擦讲台、擦门等图片) Ask students to say a sentence with the sentence structures “Let’s…” or “Let me…” as quickly as they can.
5. Let’s play.
Take out the dice prepared before class and play with students.
(游戏说明:教师在课前按照教材中的示意图制作一个大的六面体骰子，出示骰子并投掷一次，按照投掷结果说句子“Let me…”“Let’s…”，然后请学生掷骰子说句子。再进行小组活动，最后小组展示。)
T: Let’s clean the classroom. Throw the dice like this. OK. Let me…
S1: (Throw the dice.) Let me…
T: Boys and girls, are you clear Play with your partners now. Let some groups show in class.
Step 4: Consolidation & Extension
1. Create a new dialogue.
Show a picture of a messy house. (课件出示:一张凌乱的房屋图片)
T: Grandma Wang is ill. Her house is messy. Can we help her
Ss: Yes, we can. We can help her clean the house.
T: OK. Please work in groups of four and make a dialogue.
Let students make their dialogues in groups.
2. Show time.
Prepare some rags. Let several groups show in class.
3. Give some presents to the performers.
4. Sum up.
T: Grandma Wang is happy now. I’m also very happy that you’re helpful at school. I think you’re helpful at home, too. Please help your parents at home!
板书设计
作业设计
完成本节课习题。
教学反思
1通过创设各种情境，营造民主、和谐的教学气氛，引导和鼓励学生使用英语。
2在特定的语境中引入新单词，不但让学生觉得有趣，还有利于加深学生对单词的理解。
3在教学中遵循了“词不离句，句不离景”的教学规律。
4在教学过程中要时刻关注后进生和性格内向的孩子，尽可能为他们提供展示自我的机会。
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