高二英语Warmupppt课件.ppt

Module 8 Unit 22Lead-in:how much do you know about environmental problems?Do you know what these environmental problems are?air pollutionwhite pollutionwater pollutiondroughtIt is a body of water that covers normally dry land.It may destroy homes and other property and even carry off the topsoil,leaving the land barren.Sometimes it is quite harmful.-floodThe quake was just the worst thing I have ever experienced.I was jolted awake by the quake and it lasted for more than a minute.Everyone came out into the streets.-earthquakeAs you all know,I am caused by pollution.I visited Beijing at the beginning of this year for several times.If you plant many trees,you can prevent me from rushing.-sandstorma tropical violent wind storm,if it occurs in the western Pacific,it is called typhoon.-hurricane/typhoon mountain or hill with an opening or openings through which lava,gases,e up from below the earths surface.-volcano gradual warming of the earths atmosphere,thought to be caused by increased carbon dioxide in the air.-the greenhouse effectEx1 Use the Key Words to complete the sentences.global warming,the greenhouse effect,endangered animals,natural disaster,flooding,poverty,over-fishing1 Earthquakes and volcanic eruptions are examples of _.2 Pandas and tigers are _.3Because of _,the Earth is warmed by gases trapped in the atmosphere.4 _ is an increase over the time of the average temperature of the Earth.natural disastersendangered animalsthe greenhouse effectGlobal warming5 _ is harmful to the ecology of the sea.6 Thousands of people in Africa continue to die because of war and _.7 The water level has risen so high in several places that many homes are at risk from _.Over-fishingpovertyfloodingEx 2 Listen to a news report.Which of the statements are true and which are false?1.The news reporter is working in Australia.2.The news reports is about breweries.3.Breweries are often built in nature reserves.4.The government officials were corrupt.5.There are endangered birds in Australia.6.Jim is now working in conservation.F F FT T TJim wilsonsaving endangered birdssomeListen to the report again and complete the sentences with new words.R:Youre working in botanical gardens to save a number of _ birds.J:Well,I was a _ working in different breweries helping them I found that they were building in a nature _ and that theyd They had no _ and didnt care that.so I left my job and helped to organize a _ of their beer to save the I also won a court case against them to stop the building and the _ government officials were arrested.I wanted to help save our Earth and be a part of international _endangeredconsultantprinciplesreserveboycottcorruptconservation Which animals do you think are the endangered species in China?What can we do to help save them?DiscusspandaThe South China tiger milu deerChinese White Dolphin golden monkeys Chinese alligator 扬子鳄扬子鳄turtle 海龟海龟crested ibis Lets enjoy some videosWhat can you do to help save them?Write down your suggestions,then present you ideas to the class.Here are some ways we can help all wildlife:（1）Support zoos,reserves,and organizations that help animals.Volunteer your money,time and ideas.（2）Avoid buying any products made from endangered animals.Do not buy!Do not buy!（3）Learn all about endangered animals and share this information with everyone.（4）Put out food and water for birds,especially in winter.If you start this,you should carry it out all winter.（5）Find out about your local conservation groups that work to protect animals.Ask how you can help them.（6）Dont pollute.Homework1.Review the words in Warm up.2.Write a short article about how to protect the endangered animals.