教学目标

1. 能听懂、会说、会读、会写单词：protect, Earth, save, useful, waste。

2. 能听懂、会说、会读、会写句型：We use water to clean things.、We should save trees.、We shouldn’t drive so much。

3. 能听懂、会说、会读单词：reuse, energy, most, coal, oil, wood, plastic。

4. 能理解课文内容，并能尝试复述课文，能够尝试用should和shouldn’t对日常行为提出建议并说明原因。

5. 关心环境保护，知道一些环保小常识。

教学重点和难点

教学重点：能正确理解并朗读课文内容，在教师的引导和帮助下复述课文内容。

教学难点：能理解课文内容，尝试复述课文，并能尝试提出建议并说明原因。

教学过程

Step 1: Warm-up

1.T: Hello, boys and girls. Now let’s enjoy a video first.

T: What can you see from the video?

Ss: Rubbish/Black smoke/...

T: The Earth is not beautiful as before, what should we do?

Ss: Protect the Earth.

T: Yes! We must protect the Earth now. Today we are going to learn a new topic.

2. Let’s read a title:Protect the Earth(揭题)

Step 2:While-reading

1. Let’s learn( Save water)1)

1)Scan and find

T: Boys and girls! Are you ready to be the green guards?

Ss: Yes!

T: Let’s go to step one. Please read the text carefully and find out four subtitles.

Ss:...Save water. Save energy/Save trees/Don’t use too much plastic.

2)let’s discuss

1.Why should we save water？

How should we save water?

Ss: We use water to clean./We use water to...  

3).T: What should we do to save water?

Ss: We use water to drink and clean.

4)Read and retell

2.Let’s learn(Save energy Save trees Don’t use too much plastic)

1).a.四人一小组合作共读其余三段文本。

b.根据why,how划出关键词。

c.一起完成思维导图。

d.以小组问答的方式交流。

2).T: Where does the energy come from?

Ss: Most of our energy comes from coal and oil.

3).T: What about wood? Where does wood come from?

Ss: Wood comes from trees.

4)T: How to save energy/trees/plastic?

Ss: We should.../We should not...

T: Now we know the solutions of these problems.

3.Read after the tape

1) Make a proposal

T: We can do many things to protect the Earth. As green guards, we should take some actions to perform our duties.

2)Let’s share

To protect the Earth is to protect our home.

Homework  

1. Read and retell the text. 

2. Share your proposal to your family and friends.