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教学目标：
1. 学生能初步能理解并且会听、会说、会读和会拼写单词及词组：much, oil, drive, other.
2. 学生能初步感知句型，能初步听懂并且会读、会运用句型：We use water / plastic / wood … to …
3. 学生能初步理解怎样保护地球
4. 情感教育：环保生活，健康地球。
教学重点：
1. 学生能初步能理解并且会听、会说、会读和会拼写单词及词组：much, oil, drive, other,
2. 学生能初步感知句型，能初步听懂并且会读、会运用句型：We use water / plastic / wood … to …
3. 学生能初步理解怎样保护地球
教学过程：
第一课时
Step1 enjoy a song
1.T: First, let’s enjoy a song<<earth song>>
teach: earth
T: What’s on the earth?
S: There are……
2.Show the students some pictures of the song.
Talk about the pictures
T:The earth is very beautiful. It has clean water, clean air, a lot of trees and anmials. But now the good environment was destried. What can you see in the pictures?
S: The elephent died. The trees died.
The people are crying. Because they don’t have water.
T: Earth is our home.
Let’s pretect the earth.
Teach: pretect
Write : Pretect the earth
Step2 presentation
1. T:Earth is our home. What is useful for our earth?
Teach: useful
S: water/trees…… is/are useful.
T: Yes, water is useful. Why do you think so?
S(hints)…is useful.Because we use … to …
Teach: use… to…
Eg. …is useful.Because we use … to …
(在新授之前估计只有水和树是学生能马上回答的)
Look at the picure:
We use water to clean our hands.
T: But the boy forget to turn off the tap. What do you want to say to him?
S: ...(引出save water, don’t waste water.)teach: save , waste
2. We must save water, save trees, What do we also need to save?let’s watch the cartoon. Please tells us “What is useful?” “What do we need to save?” .
Please find out what is useful? You can wrtie down the key words quickly.
(1 water)(2 energy)(3 trees)(4 plastic)
( 1water Water is useful. There is much water in many places,right? (listen “save water”carefully)
S: (仔细听，并说出课文中的原句)
T: So we must save water.What should you do in your life?
S: We should…
(引导学生联系实际说出自己的建议)
(2 energy)Teach energy
Where does energy come from? (listen “save energy”carefully)
Teach : coal and oil.
Coal and oil is useful, Why?
(hints)Because we use coal/oil to …,so we should save energy.
(3 trees)
Trees are useful, Why? (listen “save trees”carefully)
Teach: wood
Wood comes from trees. We use wood to make tables,…
(4 plastic)teach: plastic
Plastic is useful. Why?
We use …to…
But can we use too much plastic? Why? (listen “ Don’t use too much plastic”carefully)
Too much plastic is bad for the earth.
What should we do?
What should we not do?
Teach: glass
3. Now we all know we should pretect the earth. But how to pretect the earth?
(1)Talk about yourpartners.
(2)Now, open your English book, and fill in the blanks.
You can make a group with 4. Everyone choose one and finish it, please help each other.
a. We should save ________ and _________ water.
We should not _________ water.
b. We should save ________ .
We should not _________ so much.
c. We should save ________ .
We should not cut down too many _________ .
d. We should not use too many ________ bags or bottles.
We should use _______ bags and _______ bottles.
(3) check the answer
Who always wastes water/monkey in our classroom?
Can you give him/her advice?
(4) work in four.
(5) read together
Step4 consolidations
1. read
(1) read after the tape
(2) read together
(3) choose one and read
2. enjoy the song <<earth song>>
learn the key sentences.
Step5 Homework
1. Retell the story and try to resite the story.
2. use some paper or plastic bags to make a paper bag or a toy.
3. 除了书中要求的怎样去保护地球，你还有其他的保护地球的方法吗，请用英文说出你的看法。
板书设计
Unit 7 Protect the earth
save
Water energy trees plastic
useful
use… to…
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