八年级英语environment课件.ppt

教师姓名：彭敏,所在学校：梅山中学教材版本（Oxford English Shenzhen Edition）课题名称8B Chapter3 Environment Reading课时：第一课时,Chapter3 Environment,Miss Peng Meishan Middle School,Welcome to my class!,11,the light from the sun,sunlight,the air around the earth,atmosphere,being good for the environment,environmentally friendly,heat,warmth,cover sth in water,drown,without life,lifeless,the height of sth,level,sunlightatmospherewarmthlifeless drownlevelenvironmentally friendly,Read the new words.,1.The a_ around Earth acts like the glass.2.The atmosphere lets s_ in and keeps much of the w_ from getting out.3.Because of the pollution,the atmosphere keeps intoo much heat and it causes the l_ of seas to rise and d_ cities and even countries.4.People who only buy and use e_f_ things are green consumers.,tmosphere,unlight,armth,Use the new words to finish the sentences.,evel,rowns,nvironmentally,riendly,a.The atmosphere is important to all living things.b.The world is in danger.c.The burning and cutting down of trees makes the greenhouse effect worse and causes floods.d.We create too much rubbish.e.Pollution is changing the atmosphere.f.We should only buy and use green products.,P1:P2:P3:P4:P5:P6:,Main idea:,_ 1.in difficulty_ 2.allow sb/sth to get in_ 3.stopfrom _ 4.discard sth as useless or unwanted._ 5.a lot of,in danger,letin,keepfrom,throw away,mountains of,Find out the phrases in the text with the same meaning.,The surface of the moon is cold and lifeless.If there was no atmosphere,Earth would be cold and lifeless,too.2.Because trees can absorb harmful gases.3.This will make the level of seas rise.4.Much of the warmth cant get out because of the atmosphere.,Without atmosphere,Earth would be as cold and lifeless as the surface of the moon.,Because trees can take in harmful gases.,This will cause the level of seas to rise.,The atmosphere keeps much of the warmth from getting out.,Find out the senences in the text with the same meaning.,chemicals,The greenhouse effect,sunlight,warmth,heat,level of seas,cities and countries,let in,keepfrom,polluted by,keep in,cause,atmosphere,soil,harmful gases,take in,makeworse,the greenhouse effect,floods,cause,holdtogther,Destruction of rainforests,Bad habits,the habit of using things once and throwing them away,create,pollute,We have only one world,we should protect it.,Survey:,How to become a green consumer?,Discussion:,Homework:1.Read the text aloud to your parents.2.Write a short passage on the topic“How to become a green consumer?”,