1、Unit 7 Protect the Earth the first period,Our Earth is clean and beautiful!,Protect the Earth,Watch and answer:,How to protect the Earth?,Watch and answer:,How to protect the Earth?,Save water,Save energy,Save trees,Dont use too much plastic,Read and answer:,How to save water?,Save water,Why?,How?,W
2、ater is useful.,We drink water and use water to clean things every day.,In many places, there is not much water.,We should not waste water.,We should reuse and save it.,Turn off the tap!,Read and answer:,How to save energy?,Save energy,What?,How?,Most of our energy comes from coal and oil.,There is
3、not much coal or oil on Earth.,We should save energy.,We should not drive so much because cars use a lot of energy.,Read and answer:,How to save energy?,Save energy,What?,How?,Most of our energy comes from coal and oil.,There is not much coal or oil on Earth.,We should save energy.,We should not dri
4、ve so much because cars use a lot of energy.,Go on foot , by bus or by bike!,Read and answer:,How to save trees?,Save trees,What?,How?,Wood comes from trees.,We use wood to make tables, chairs and many other things.,We should not cut down too many trees because trees help keep the air clean.,Read an
5、d answer:,How to save trees?,Save trees,What?,How?,Wood comes from trees.,We use wood to make tables, chairs and many other things.,We should not cut down too many trees because trees help keep the air clean.,Try to plant trees!,Read and answer:,How not to use too much plastic ?,Dont use too much pl
6、astic,What?,How?,We use plastic to make bags and bottles.,But too much plastic is bad for the Earth.,We should not use too many plastic bags or bottles.,We should use paper bags and glass bottles.,Read and answer:,How not to use too much plastic ?,Dont use too much plastic,What?,How?,We use plastic
7、to make bags and bottles.,But too much plastic is bad for the Earth.,We should not use too many plastic bags or bottles.,We should use paper bags and glass bottles.,Protect the Earth,Lets talk:,We should . We should not.,Homework:,1. Listen to the tape and repeat Unit7 Story time for three times.2. Try to recite Unit7 Story time.3. Write down To protect the Earth on P77.,
