Unit 10 Air 课件

课件43张PPT。Module 4 The natural world Airairfactoryfactorysmokeballoonballoon圆圆的球在天上dirtycleanIt has no colour or shape.
It has no smell or taste.
We cannot see it, but we can feel it.
It is everywhere.guessevery + whereDoes it have any colour or taste?What is it?Can you see or feel it?It is air.No, it doesn’t.I cannot see it, but I can feel it.It is important to all people.
It is also important to animals and plants.
We all need it to keep us alive.live-aliveLook at the kite and the balloon.
Look at the plane and the bird.
They all need it too.
It keeps them high in the sky.It keeps them high in the sky.It keeps kites high in the sky.It keeps balloons high in the sky.It keeps planes high in the sky.It keeps birds high in the sky.what is missingkiteIt keeps kites high in the skyballoonbirdplaneIt keeps balloons high in the skyIt keeps birds high in the skyIt keeps planes high in the skyWhat is it ?课堂笔记1.has no 没有eg: It has no colour or shape.2.can+V原eg:I can walk.3.It is important to…
对…是重要的4.Need to do 需要做…They need to study hard.5.It keeps…high in the sky.eg: It keeps balloons high in the
sky.Ben: What’ s the matter, Kitty ?
Are you crying ?
Kitty: I’m not crying. My eyes hurt.
It’s the smoke.
Ben: Where is the smoke from ?
Kitty: It’s from the cars and
buses.
Ben: Look at the black smoke
from the factory.
It makes the air dirty.
Kitty: Let’s go to the park, Ben.
The air is clean there.

Ben: OK.The smoke in the street comes from the _______,
________ and a _______.
The air is ______ in the street.carsbusesfactorydirtyKitty: The air is so fresh here.
Ben: Yes. There are a lot of trees in the park.
Trees keep the air clean.
Kitty: We should plant more trees and keep
the air clean.
Ben: Yes! We should keep our city clean.The air is ______ and _______in the park.
There are a lot of _________ in it.
Trees keep the air _______.freshcleantreescleanask and answerS1: What makes the air dirty ?
S2: The smoke from …makes the air dirty.
S1: What should we do to keep the air clean ?
S2: We should …ask and answerS1: What makes the air dirty ?
S2: The smoke from …makes the air dirty.
S1: What should we do to keep the air clean ?
S2: We should …1. Take a piece of cloth.
2. Tie a piece of string to each corner.
3. Bring the four pieces of string together
and tie them to a small toy.
4. Throw up the toy in the air.
5. What happens?
The toy moves slowly in the air.make and sayLearn the soundsch chair china rich each
g giraffe age orange danger
j job juice jam jump
sh share shirt fish brush
s usually pleasure television 判断每组划线部分的发音是(S)否(D)相同。chair age jeep
school good juicebrush television
fish stopSSDDD判断下列单词与汉语是(√)否(×)相符。
( ) 1. alive 活着的
( ) 2. plant 花
( ) 3. smoke 烟
( ) 4. dirty 干净的；洁净的
( ) 5. factory 工厂√√√××单选。
1. It keeps them _____in the sky.
A. tall B. high C. short
2. What’s the _______?
A. matter B. wrong C. up
3. The air is _____ in the forest.
A. dirty B. bad C. fresh
4. My mother is a worker. She works in a ___.
A. factory B. boot C. company
5. Trees ______ the air clean.
A. cool B. keep C. feel6. ----where is the _________from ?
----It’s from the cars and buses.
A. smoke B. air C. cloud
7. ---Let’s go to the park, Ben. The air is____there.
---OK.
A. dirty B. clean C. black
8. We should ______more trees and keep
the air clean.
A. feel B. hurt C. plant
9. The air in the countryside is very _____.
A. fresh B. wild C. alive
10. I look for my wallet ____,but I still can’t find it.
A. anything B. something C. everywhere根据汉语意思选答语。
1. 让……活着
A. keep…alive
B. keep…live
2. 一块布
A. a piece of clothes
B. a piece of cloth
3. 在空中
A. in the sky B. up the sky
4. 没有气味
A. no taste B. no smell
5. 把……弄脏
A. make…dirty B. keep…dirty找出下列各组单词中不同类的一项。
1. A. smell B. taste C. hear D. colour
2. A. important B. kite C. balloon D. toy

3. A. hurt B. cry C. smoke D. make
4. A. clean B. keep C. dirty D. fresh
5. A. animal B. food C. plant D. from根据汉语意思完成句子。
1. 我们不能看见它， 但是可以感觉到它。
We cannot ______it, but we can ______it.
2. 我们都需要它让我们活着。
We all need it to ______ us _______.
3. 把玩具扔入空中。
______ ______ the toy in the air.
4. 空气很重要。
______ is _______.
5. 什么让空气变脏的？
What ______the _______ _______?seefeelkeepaliveThrowupAirimportantmadeairdirty选词填空。
was dirty important animals smoke
Dear Alice,
Air is ________.It keeps people, plants and
_________alive. The air in our city ____clean, but
now it is dirty. ______from cars, bus and factories
makes it _______. We should plant more trees.
Let’s keep the air clean.importantanimalswasSmokedirty用所给词的适当形式填空。
1. ______(do) it have any colour or taste ?
2. Bring the four ______(piece) of string together.
3. The toy moves ______(slow) in the air.
4. We all need it to keep _____(we) alive.
5. It makes the air ______(dirty).Doespiecesslowlyusdirty连词成句。
1. from where smoke is the (?)
___________________________________
2. sky high it in the keeps them ( . )
___________________________________
3. to corner of string tie piece a each ( . )
___________________________________
4. the should we what clean air do to keep (?)
___________________________________
5. factory the at from look smoke black the ( . )
___________________________________ Tie a piece of string to each corner.It keeps them high in the sky.Where is the smoke from ?What can we do to keep the air clean ?Look at the black smoke from the factory.