新倮标人教版课件系列 《高中英语》 选修(模块)844
新课标人教版课件系列 《高中英语》 选修(模块）8-4.4
Language Study
Language Study
A sample poster Fight global warming Cut down on energ Cut down on carbon dioxide o Not using it oo? Turn it off. o Don't turn the heat up, put on a jacket. ● Walk or ride a bike
A sample poster Fight global warming Cut down on energy Cut down on carbon dioxide ● Not using it ...? Turn it off. ● Don't turn the heat up, put on a jacket. ● Walk or ride a bike
Recycle o Buy products made from recycled materials。 o Buy energy-saving products. ● Plant trees o Talk about global warming
● Recycle. ● Buy products made from recycled materials. ● Buy energy-saving products. ● Plant trees. ● Talk about global warming
Discovering useful words and expressions(P28) Go over the new words and phrases in the previous sections. Then complete each sentence with one of those new words or phrases
Discovering useful words and expressions (P28) Go over the new words and phrases in the previous sections. Then complete each sentence with one of those new words or phrases. 1
1. Charles Keeling collected data on the carbon dioxide content in the atmosphere over a forty-year period. He found that the amount of carbon dioxide kept on increasing during that time
1. Charles Keeling collected ______on the carbon dioxide content in the atmosphere over a forty-year period. He found that the amount of carbon dioxide _______ increasing during that time. data kept on
2. Although we are burning coal in huge quantities every year, we won't run out of it for centuries. 3. If the amount of greenhouse gases continues to huild up we could be facing a global catastrophe
2. Although we are burning coal in huge _________ every year, we won't ________ of it for centuries. 3. If the amount of greenhouse gases continues to _______ we could be facing a global __________ . quantities run out build up catastrophe
4. Many scientists believe that global warming has come about through the burning of fossil fuels. They do not think that ignoring the issue is worth the risk 5. Climate describes weather conditions over a period of years in a particular place
4. Many scientists believe that global warming has __________ through the burning of fossil fuels. They do not think that ignoring the issue is worth the ____ . come about risk 5. ______ describes weather conditions over a period of years in a particular place. Climate
6. The consequence of a rising sea level would be widespread flooding. 7. The use of energy in Susanna's country is low compared to the use of energy in the usa
6. The _____________ of a rising sea level would be widespread flooding. 7. The use of energy in Susanna's country is low ______________ the use of energy in the USA. consequence compared to
8. The warming of the earth is a phenomenon that causes great concern 9. The graph shows temperature changes during the 20th century. 10. One hectare of forest can absorb 23 tons of carbon dioxide per year
8. The warming of the earth is a _____________ that causes great concern. 9. The ________ shows temperature changes during the 20th century. 10. One hectare of forest can absorb 23 tons of carbon dioxide ____ year. phenomenon graph per