Unit 10 Air 课件

课件20张PPT。Oxford EnglishModule 4 The natural world10 AirGuess（猜一猜）

It has no colour or shape.
It has no smell or taste.
We cannot see it, but we can feel it.
We all need it to breathe(呼吸).
What is it?
Air has …
We need air to …What do you know about air?
Think and sayIt has no ______ or _______.
It has no _______ or _______.
We cannot ____ it, but we can ____ it.
Think and completecolourshapesmelltasteseefeelWhat is air?Why is air important?It is __________.
It is important to all ______.
It is also important to ______ and _____.
We all need it to keep us _____.everywherepeopleanimalsplantsaliveWhy is air important?It keeps them high in the sky.Look and learnballoon What other things need air?自学小助手：
① 熟读课文
② 选择你喜欢的段落并自己大声朗读
③ 展示给全班同学
Read and readWe should keep our room cleanThey keep their classroom clean.They keep our city clean.自我检测 ( )1.We all need air to keep us ____

A. live B. alive C . living
( )2.The air the balloon high in the sky.
A . keep B . make C . keeps
( )3. is important to all animals and plants.
A . Air B . Food C . Place
BCAIn the pastBut nowBut now... We must keep the air clean.
Don't pollute it !!!
( 我们要让空气干净，别污染它！）