C优质课教案整理

1.

Warm up and Revision.

T: Hello, boys and girls. First let’s enjoy a song. What’s the song singing about? Maybe. Earth? Right! You are so clever. And today we’re going to read a story about it.

2.

Presentation and Practice

(1). 第一次粗读

(放文本动画)

T: Now let’s watch a video. I have some words for you. You can choose the key words. ( reading, cooking, the earth, the sun, dolphins, whales, changes, sports ) Ok, here we go. OK, got it? Yes, it’s talking about changes of cooking, the earth and whales.

(2). 第二次精读

a. Part 1

T: Let’s go to the part 1. You can read with me. Can you find a caveman in the picture? (引导S在图中找出) Yes, this is a caveman. Where did they live? Yeah, they lived in the cave. (Zip Zoom音频)Cavemen didn’t cook their food. They

didn’t have any cooking tools. So they often ate raw meat.(贴词) Which one is the raw meat? Yes, the second one. Do you like eating raw meat? Of course, no. So now there are many things to help us cook. We call them cooking tools.(贴词) And we have many delicious food. So before(书写). And now(书写). What about future? What will change? Yes, there will be many house robots(贴词). What will they do? They will help us to cook and wash the dishes. Before, cavemen ate raw meat. They didn’t cook their food. Now, there are many things to help us. In the future, there will be many house robots. They will help us to cook, clean and wash the dishes. So this is the change of cooking. Now who can be Zip? And Zoom? The change of cooking is a development. And there are some worse changes. Let’s have a look.

b. Part 2 (课件呈现第二段文本)

T: This part let’s do pairwork. Let’s read and find key words. Pay attention to before, now and future. Before? (贴词) Yes, there are many trees and clean rivers. Now? (贴词)Right, there are more and more buildings. And what about future? Good, we should help the earth(贴词). (音频) People will help them. What will people do? They will? How do they help the earth? They will plant more trees.

Before, there were many trees and clean rivers. But now, there are more buildings. In the future, people will help the earth. So birds will have their homes and the forest will be healthy and green. So this is the change of the earth.

c. Part 3 (呈现文本，学生猜测生词的词义)

T: This part let’s do group work. 4 students read it together, and underline the new words. OK, stop. Who can? Yes, human. And what does it mean? It means people on the earth. And we are all humans. Before humans lived on the earth, whales already lived in the sea. And many animals already lived on the earth. (贴词)Now can you? Good! But what about now? Yes, there are not many. (贴词) Look!(生态破坏图片) Many animals were killed by humans. And the sea, the river are so dirty. The water is not enough somewhere. The air is dirty now. And the forest is hurt by humans. So now let’s help the earth. Take out your paper, please. And finish with your group. OK, stop. Which group? Good. So if we change now, the earth will be better soon. Whales and humans will have a bright future. How about this one? Yes, right. Follow me, bright future. All the animals and humans will live happily on the earth. So we should heal the world, and make it a better place, then we will have a bright future.

(3). 第三次阅读

a. Listen and repeat

T: Now let’s listen and repeat.

b. Look and say (呈现思维导图，带领学生纵向梳理线索)

T: Before, Cavemen often ate raw meat. They didn’t cook their food. And there were many trees and clean rivers. Whales already lived in the sea. Now, there are many things to help you cook. There are more and more buildings. But there are not many whales. In the future, there will be house robots. They will cook, clean and wash the dishes. We should help the earth, so birds will have homes and the forest will be healthy and green again. Whales and humans will have a bright future.

c. Let’s retell

T: Now it’s your turn. You can choose one change and use your own words to retell. Pay attention for this information.

3.

Consolidation and Extension

(1). 课件呈现地球上过去、现在、将来的一些变化，用规定句式描述(交通、购物、房子…)

T：There are more changes on the earth. This is the change of payment. Before，people payed in case. Now we can use our phone to pay. In the future, we can use our face to pay everywhere. And can you talk about some changes? Before…

Now…

In the future…

(2). T: We all live on the earth. So if we try our best to help the earth, she will be better soon. We will have a bright future.

4. Homework

T: Today’s homework is listen and read the story.

Class is over. Thank you.

Unit 4

Then and now

Before

Now

Changes

Cooking

图

图

Raw meat

cooking tools

The earth

图

图

trees and clean rivers

more buildings

whales

图

图

many

not many

Future

图

house robots

图

help the earth

图

bright future