Unit3LivingPlanet.doc

Unit 3 Living Planet
Our Earth
I. Teaching Aims
Knowledge aims:
1. Get the students to learn new words
2. Get the students to learn something about the earth
Ability aims:
1. Develop students’ ability to skim, scan and read carefully
2. Enable students to learn to use different reading strategies
Emotion aims:
Arouse students to protect our earth
II.Teaching important points
1. To train students’ reading ability
2. Get the students to master the words and useful expressions in this part
III.Teaching difficult points
How to improve students’ reading ability
IV.Teaching Aids: A multi-media, a blackboard
V.Teaching Procedure
Step1.Greeting
Greet the students as usual
Step2.Pre-reading
Lead-in
T:What’s the date today?
Ss:April 22
T:Today is a special day, do you know what feast day it is today?
Ss:…
T:It’s Earth Day today. And our school held some activities to celebrate this festival.Do you want to take part in?
Ss: Yes.T:OK. This is today’s arrangements
Activities
1. Learn something about the earth
2. Discuss the environment problems
3. Take actions to protect our earth

T:Now before we learn something about the earth,let us enjoy an earth day trailer.
T:In the trailer, we can see beautiful sights and lovely animals on the earth, do you think our earth is beautiful.
Ss:…
T:What’s the earth like in your mind?
S1:
T:Different people have different views.Do you want to know more about our earth?Do you want to explore the earth with me?Let’s take part in the first activity.
Step3 Whiling-reading
Task 1 Fast reading
Skim the text and rearrange the following phrases
1. comparison bet.ween the land and the earth
2. The biosphere
3. the size and shape of the earth
4. the formation of the earth
5. The atmosphere of the earth
6. Water on the earth surface
7. Comparison between the highest mountain and the earth
Task2 Careful-reading
T:Now we have known the organization of the text, it can help us understand the text better.
T:Read paragraph1and 2carefully,and answer the questions
1. How was the earth formed?
2. Is the earth a perfect ball?
3. Put “North Pole, South Pole equator”in right place
T:If you know the answer, please stand up and I will give you a chance to the first one,and you will score for your group
T:Read paragraph3and 4,decide whether the following statements are true or false.
4. Mountain Everest is the tallest mountain on the earth,so it can be seen from the space.( )
5. Most of the earth surface is covered with water.( )
T:Read paragraph5 to 7,and choose the best answers
6. Much of the land on the earth is covered with
A.sand and soil B.water C.forest D.rock
7. The biosphere refers to
A. Gas,soil and sand B. All living things C.any region on the earth
D. The region from the bottom of the sea to the top of the thickest part of the atmosphere
Step4 Consolidation
Read the text quickly and find out the numbers in the text,and then match each number with its related information
7900 A.the depth of the soil which crops grow
5.5 B.average depth of the ocean
71% C.diameter of the earth
2 D.height of the Mountain Everest above the sea level
One-forth E.coverage of water on earth’s surface
20 F.coverage of ice on earth’s surface
One-fifth G.coverage of land on earth’s surface
Step5 Post reading
Discussion
T:We have finished the fist activity, and learn much about the earth. We all know earth is the only planet on which we can live,and she gives us much,such as fresh air,clean water and so on.and at the beginning of the class,from the video we can see our earth is very beautiful,but do you think our earth is beautiful as before?
T:look at the two pictures and compare them, do you think they are the same?
T:what’s wrong with our earth?
T show some pictures of the earth pollution
T:Our earth is facing so many problems,have you seen these problem around you?did you do anything bad for the environment?What should we do to protect our earth?
Step 8 Take action
T:well down,you did very good job in the first two activities,what did we learn from them?
Ss:…
T:we know our earth is our home,our earth is the only planet we can live on,but now our earth is suffering a lot from human activities.We should protect our earth,so let’s take part in today’s third activity-take action. Find the rubbish,white pollution around our campus and pick them up.Let us protect our earth from some little things.
Homework
Write a composition about how to protect our earth.

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