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教
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知
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1. 学生能够听、说、认读单词或词组：machine, sir, potato, glasses, anything, wait
2. 学生能够听、说、认、读本课的重点句子：Don’t touch the machines, please! Wear these glasses, please! And don’t touch anything!
3. 能够听懂并理解本课的对话，初步感知否定与肯定祈使句的用法。 |
1. 学生能够按照正确的语音语调独立朗读课文，或分组表演和复述课文。
2. 学生能够听，说，认读和抄写以下单词：machine, sir, potato, glasses, anything, touch,
3. 学生能够听，说，认读和运用以下句式：Don’t touch the______, please! Wear these _____, please! And don’t touch anything!
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1.学生能够听，说，认读单词和句型
duck, grass, silence.
Don’t feed the ducks! Wear your hat! Silence.
2.学生能够听懂、理解Unit 2短文，并模仿录音带用正确的语音语调朗读课文。
3.学生能够在学习课本短文的基础上，拓展新的知识完成相应练习。 |
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教
学
过
程
（生活化素材用____表示） |
Ⅰ. Warm up
1.Greetings:
Good morning/afternoon boys and girls .
Nice to see you again .
How are you?
Would you like to talk about your winter vacations?
Then give Ss several minutes to talk about it. And I will praise the boys or girls that they give us a good speech in English.
2. Warmer:
Sing a song that they have leant last term.
Game: I say you do.
T: sing a song, write, talk, dance,
get up, go to bed …etc.
将新授课涉及到的动词词组以TPR的形式复习，为新授铺垫。
II. Presentation
1 (CAI) T: What does Daming do ?
---- He visits a factory.
Teach : factory machine
1st watching: Choose: These machines make ______
A crisps B potatoes
2 Read the dialog and fill in the blanks.
What does this machine do ?
1) It washes the potatoes.
2) This machine cuts the potatoes.
3) This machine puts the crisps in their bags.
3 T: As the leader of the factory , what does he suggest?
CAI: S1-Sn: Don’t touch the machines.
Wear these glasses, please! And don’t touch anything.
Wash your hands! You can all have a bag of crisps.
本部分将解决本课的重点知识：特定场合准许与不准许的指令，同样，以自读找答案的方式，培养学生独立理解对话，找准重要信息的能力。
III. Practise
1 (CAI) P3 T: When we visit the factory , we should pay attention to :
Ss: Describe the pictures:
Don’t touch the machines , please!
Wear these glasses, please! And don’t touch anything!
T: Anything else?我们还会在什么场合中遵守一些规则？
S1-Sn: ……
Elicit:
Don’t sing here! Don’t write here!
Don’t talk here! Wear the glasses!
Wear the hat! Stop!
Don’t feed the ducks!
Don’t walk on the grass!
Don’t play ball games here!
Silence! Don’t write in the books!
Don’t run! Wash your hands, please!
从学生现有认知水平出发，导出各种场合适用的指令，既有课本中的，也有生活中的，学生根据自己的能力水平记忆。
2 (CAI) A contest between groups: Watch and say.
1) Watch the symbols and say some sentences individually.
2) Some questions given:
e.g. What have you remembered?
the third picture
the fifth picture……
3 A game : One does the action , and the others guess the sentences.
采取竞赛、游戏等学生喜爱的方式巩固重点知识。
Ⅳ.Summary
1. What have we learnt this class?
The students sum up the knowledge they have learnt today: Some symbol order:
Don’t touch the machines, please.
Wear the glasses, please! And don’t touch anything!
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I .Warm up
T: Recall your mind please. Where did you go last lesson?
Ss: Factory.
T: What did you see at the factory?
Ss: Machines, workers,…
Enjoy the song: At the factory.
<First, review the things they learnt last class. Then, learn the song. At last, follow the flash to sing the song>
II. practice
1. Enjoy Unit 1 and try to Try to retell the story
T: Show some pictures according to the dialog.
Ss: Describe the pictures.
Pay attention:
1 These machines make crisps.
These , machines, crisps
2 It washes the potatoes.
Washes, potatoes
3 This machine cuts the potatoes.
Cuts
4 Wear these glasses, please!
These glasses
5 This machine puts the crisps in their bags.
Puts, crisps, their bags
6 contextual words: dangerous
放手引导学生看图说话，教师将可能出现的问题预见，引导学生说明原因，此时注意照顾不同层面的学生：好学生先说，确定答案后，学困生重复，加深印象。
III. Practise
1 What does this machine do ?
It washes the potatoes.
It cuts the potatoes.
It puts the crisps in their bags.
2 CAI What does this machine do?
What does the … do?
S1-Sn: Describe the pictures. Pay attention to the third-person singular .
本课时重点巩固第三人称单数问题，除了将对话中涉及到的此类知识继续巩固外，引导学生描述图片，自己设计机器，发挥想象，介绍自创机器的功用，既培养了学生的创造意识，又巩固了知识。
ⅣSummary
The students sum up the knowledge they have learnt today:
What does this machine do ?
What does … do?
It / He / She …s… |
I. Review
1.Chant: review the words
2.Watch and follow the dialogue of Unit 1
3.Listen and write the words
These _______ make crisps.
Wear these _________, please!
4.Write the sentences in the right order
Touch, don’t, please, the , machines
Anything, don’t, touch
Glasses, these, wear, please
5. Magic eyes
These machine make crisp.
These machines make crisps.
It wash the potato.
It washes the potatoes.
This machine cut the potatoes.
This machine cuts the potatoes.
This machine put the crisps in their bags.
This machine puts the crisps in their bags.
Learn: duck, grass, silence.
II. Presentation
Activity 1. Listen and repeat .
1) Have the students close their books.
Now explain that you are going to say one word from an instruction in the book.
They have to listen carefully and say the complete instruction.
E.g. T: Ducks. Ss: Don’t feed ducks.
T: Hat! Ss: Wear your hat!
T: Books! Ss: Don’t write in the books!
2)Do the game in pairs.
Ask the Ss to practice last game in pairs.
Then ask them to come to the front to speak out it.
3) Now play the cassette and ask children to listen carefully.
4)Repeat. This time pause for children to repeat the sentences a number of times and repeat the sentences.
III. Practise
Listen and point.
1) Have the Ss work in pairs or small groups.
Get them to make up some signs for home.
But there must not be any writing on the signs.
2)Now have the students give their pictures to another group.
That group has to work out the meanings.
3)Play the cassette and ask the Ss to listen and point the correct picture.
4)Play the cassette again and ask pupils repeat. Repeat several times until pupils can read the sentences fluently .
listen and say. Then sing
1)Play the cassette. The children listen to the song.
2)Play the cassette again. Encourage the children to clap the rhythm.
3)Now encourage the children to sing along with the cassette a number of times while performing the actions.
Ⅳ. Extension
界定场合
1） At the park: Don’t feed the animals
Don’t walk on the grass.
Don’t play ball games here.
2) At the factory: Don’t touch the machines!
Don’t touch anything!
Wear your hat!
3) At the library: Silence, please!
Don’t write in the books!
4) Other situations: Wash your hands please.
Don’t park here!
Don’t talk here!
V Summary
总结祈使句：
肯定句：动词原型
否定句：Don’t +动词原型
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