新视野大学英语第三版第四册第七单元Section A课件.pptx

4Unit 7 Section AThe coming energy crisesFOREIGH LANGUAGE TEACHING AND RESEARCH PRESSAIR FORCE ENGINEERING UNIVERTISY4Energy and Food Crises7UNITWe can create a more sustainable, cleaner and safer world by making wiser energy choices. —Robert Alan Silverstein (American author, artist, social activist) When written in Chinese, the word “crisis” is composed of two characters. One represents danger and the other represents opportunity.—John F. Kennedy (35th US president)4Energy and Food Crises7UNITThe coming energy crisisSection A To talk about energy crisisObjectivesTo further understand the textTo apply the phrases and patternsTo master the essay writing skillThe coming energy crisesSectionContentsWarming-up Activities Text Study Language Application SummaryAThe coming energy crisesSectionWarming-up ActivitiesLead-inPre-reading ActivitiesCultural BackgroundA1. What form of energy do these facilities belong to?Renewable energy is classified as energy that comes from resources like sunlight (known as solar), wind, geothermal heat and rain that are constantly replenished. Renewable energy can serve as a replacement to electricity, motor fuels, rural energy and heating.2. What are the advantages of renewable energy? sustainable, will never run out minimal impact on the environment economic benefits stabilize energy prices …1. How energy-conscious are you? With constant warnings about climate change and the depletion of natural resources, many people become aware that they need to live a green lifestyle. What about you? Have you adopted an eco-friendly lifestyle, or are you just paying lip service to the idea? Complete the following questionnaire and find out how energy-conscious you are. AlwaysSometimesNever1. Do you switch off the light when you’re the last to leave a room?2. Do you close the door to keep heat inside the house in winter?3. Do you turn off the air-conditioner and open the windows to let the air cool down your house when there’s wind outside?4. Do