1、Period 1Oxford EnglishModule 4 The natural world10 AirThis is our home.Look and readWe live on Earth. There are many natural elements around us. We cannot live without them. They are everywhere around us.Look and readnatural elements Mind-mapThink and say What is it?watersunskywindairlightLISTEN AND

2、 GuessairThink and sayWhat do you know about air?Air is everywhere around us. Think and sayAir has no smell. Air has no taste. Air has no colour. Air has no shape.When the wind blows, we can feel it.We need air to breathe.We need air to survive.When we breathe it,It keeps us alive.Look and readDoes

3、air have taste or smell?No.Ask and answerIt uses hot air.How does a balloon lift people up?Ask and answerHow do kites and planes stay in the sky?They ride on air.Ask and answerWhat is it?Does it have any colour or taste?Can you see or feel it?It is air.No, it doesnt.I can not see it, but I can feel

4、it.It has no _ or _.It has no _ or _.We can not _ it, but we can _ it.Think and completecolourshapesmelltasteseefeelWhy is it important?We all need it to keep us alive.It is _.It is important to all _.It is also important to _ and _.We all need it to keep us _.everywherepeopleanimalsplantsaliveThink

5、 and completeWhat other things need air?Kites, hot-air balloons, planes and birds.Look at the _ and the _.Look at the _ and the _.They all need it too.It keeps them _ in the sky.kiteballoonplanebirdhighThink and completeIt keeps them high in the sky.parachuteHow to make a parachute?What do we need?a

6、 piece of clotha stringa small toyTake a piece of cloth.Tie a piece of string to each corner.Bring the four pieces of string together and tie them to a small toy.Throw the toy up in the air.What happens?The toy moves slowly in the air.1. The parachute falls down quickly / slowly.2. The parachute is open / closed.3. The parachute hits the ground gently / heavily.4. There is air / water in the parachute.Think and chooseHow to make a parachute?Homework1. Listen to and read Students Book pa