外研版 (一年级起点)四年级下册Unit 1 Don’t touch the machines ,please!教学设计

Module1Unit1 Don’t touch the machines, please.

本课选择外研社一年级起点四年级下册Module1Unit1 Don’t touch the machines, please.本课的学习目标是全体学生能够听、说、认读单词welcome, machine, potato, dangerous, put, wait, each和句子Don’t touch the machines, please.能够理解肯定和否定祈使句并能够用祈使句发出指令。能够对不文明或不安全行为进行劝阻和提醒，在危险地方培养学生的自我保护意识。

重点：肯定和否定的祈使句学习      难点：如何让学生在实际语境中准确运用重点句型

Step one Warm up and lead in

1. Greetings
2. Watch a video

Yesterday I went to the cinema. I saw a very interesting video before the movie. Do you want see? Children , what is the video about?

Yes, this video tells us things we can’t do in the cinema. It gives us warnings. Actually, warnings are everywhere in our life.We give warnings to others. And they give warnings to us. Warnings can keep us safe and happy.

Step two Task-giving

T:So this class we learn how to giving warnings in English.

Step three Presentation

1. Look and say

T: Look! Where is it?

S1: It’s a factory.

T: Yes. Look! Today the children come here to visit this factory. The worker says, Welcome to our factory, children!

Ss: Welcome to our factory, children!

2. Watch and answer

T: Do you know what factory is this?Let’s watch and answer.

S1: It’s a crisp factory.

T:Do you know what is crisp made of?

S1: Crisps are made of potatoes.

T: Do you like patatoes? Do you like crisps?

T: Today I prepare a very interesting video about crisps. Let’s see how does the potatoes become crisp? Let’s have a look.

T: This video shows the process clearly. Let’s see. First...

S1: Wash the potatoes

S2: cut the potatoes,

S3: fry the potatoes

T: Look at this picture. What do you think about the crisp? Is it good for our health?

S3: No.

T: So what opinions can you give us?

S3: Don’t eat crisps

T: Maybe we can say don’t eat too much fried food.

T: At last,...

S4: put the crisps in the bag.

T: Great! So how do the potatoes become crisps? Let’s say it together!

Ss: Wash the potatoes, cut the potatoes, fry the potatoes, put the crisps in the bag.

3. Listen and underline

T: Children, in this video, we can see there are lots of machines. And children in this factory also see lots of machines. How many machines are there in the factory? What do the machines do? Listen and underline.(三个机器截图）

T: What does this machine do?

S1:It washes the potatoes.

T: What does this machine do?

S1:This machine cuts the potatoes.

T: What does this machine do?

S1:This machines puts the crisps in the bag.

T: When the worker introduce this machine, he gives Sam a warning ,do you remember?

Ss: Don’t touch the machines, please!

T: Why?

Ss: They are dangerous.

4.Read and discuss in pairs

T: This is a very important warning in the factory. Do you agree? Actually, there are also other warnings in this factory. You can try to find it in your book. My dear detectives, can you find it? Please open your book, read and find it. You can discuss in pairs.

T: Yes, before going to the factory ,there isn’t a hat. But in the factory ,he wear the hat! So does Ms smart. So we know there is another warning, Wear the hat!

T: Why? Because it’s a food factory, we have to keep the food clean.If we don’t wear the hat, our hair will fall into the food. Right?

T:So we have two warnings in the factory “Don’t touch the machines! Wear the hat!”

T: There are lots of warnings in the factory. What do you know? Now discuss in your group.

Ss: Don’t smoke! Don’t jump! Don’t climb! Don’t touch! Wash hands!

T: I find some signs in the factory. Maybe they can give you some tips.

T: Children, there are things we can’t do in the factory. And these are things we have to do. We must do? Do you find from the signs?你从这些标志牌中发现什么特点了吗？

Yes, the color. The things we can’t do are using the red color. And the things we have to do are using the blue color. So one day,if you go to the factory. Pay attention to the signs,ok?

5.Non-stop talking

T: Today we have learned so many warnings in the factory. I give you one minute to say it in groups. After that, we have a PK. I give each group 30 seconds for non-stop talking. Let’s see which group can say more.

T: Ready? Go!

T：Wow! You are so great! You are a very good class. And these children are also very good class. So the worker says: Wait! You are a very good class. You can each have a bag of crisps.

Step four Practice

1. Listen and imitate
2. Grammar house

3 . Discuss and say

Warning are very important. Warnings make our life safe, healthy and also beautiful. Today we learned the warnings in the factory. Actually, we need warnings everywhere. Look! The baby sheep is sleeping. What warning do you want to give to these sheep. Please discuss in pairs.

4.Look and say

Now we are in the school library. Can you give warnings to the children? Please open your exercise book , write on your book.

Step five Task-giving

These are the warnings in the school library. And we also have warnings in other places in our school. Look, where are these? Yes, this is our classroom. In our classroom, we have lots of rules. For example, can we eat? So we can say ...Can we run? So we can say...Do you need to listen to the teacher? So we can say.. Of course,we still have other rules in the classroom. So children, can you give warnings to each other? Can you giving warnings in the classroom?Can you giving warnings in the dining-room? Now Let’s do our task today!First, choose one scene, create a play and practice in our group.Second,show your group work in one minute.