英语北师大版必修.pptx

the pure and beautiful seaThe sea is not only beautiful,but also very important to us.Do you know how important the sea is to us?_ fish in the sea,find many more things for food in the sea-_ foodswim in the seause the wave in the sea to _ electricitydevelop the _ and natural gas in the sea_ the goods by seacatchseaproducepetroltransportdirtyHowever,do you know how the sea is now?The sea is being ill now.It is badly polluted.pollutedWe should protect the sea.agricultural wasteindustrial wastechemicalplasticoilrubbishoverfishingWhat is Zhi Hongs project about?Its about protecting the sea.Listen to learnListening strategies:Before you listen,have a look at the exercises quickly and use your background knowledge to guess the answers.The first time you listen to the tape,try to catch the general idea.The second time you listen,you can finish the exercises.Before you listen,use the headings or topics to help you.Take notes:e.g.write poll.instead of pollution when you miss some information,write a question mark to remember,listen carefully the second time.Q1:What are the 2 main problems?Q3:What are the reasons for the 1st problem?Q2:What are the causes for the 2nd problem?pollutionOver-fishingtoo many fishermen in the same placebetter technologychemicalplasticrubbishoilagricultural wasteindustrial wasteQ4:What are the solutions to the 1st problem?Q5:What are the solutions to the 2nd problem?Look for ways to reduce pollutionKeep a record of levels of pollutionPunish pollutersControl the numbers of fishBan fishing completelyHelp people to get other kinds of jobsListen to the interview and complete the table.Listen to the interview and complete the table.problem1problem2problem2Reasons for problem2Causes for problem1Causes for problem1Solutions to problem1Solutions to problem1Solutions to problem2Solutions to problem2 pollutionpollutionover-fishingover-fishingtoo many fishermen in the same placetoo many fishermen in the same placebetter technology can catch more fishbetter technology can catch more fishchemicals,plastic,rubbish,oil,fromchemicals,plastic,rubbish,oil,fromindustrial waste and agricultural wasteindustrial waste and agricultural wastegovernment departments look for waysgovernment departments look for ways to reduce pollution,keep a record of to reduce pollution,keep a record of levels of pollution,find where it levels of pollution,find where it comes from,punish the polluterscomes from,punish the polluterscontrol the number of fish that people catch,ban fishing completely and help people to get other jobsListen to the interview again,and choose the right words and expressions to complete the sentences1)Really?2)Do you mean 3)It sounds like4)Are they?5)Yes,I suppose it must be.6)Thats a good idea.conclusionover-fishingpollutionindustrial wasteagricultural wasteplasticoilchemicalsrubbishlistening strategies use the headings or topics to help youhow to make notesthe problems of the seaWhat is happening to the sea?Agriculture also has bad effects on the sea.What is happening to the sea?Some factories pull the waste water into the sea.What is happening to the sea?The oil makes the sea polluted.What is happening to the sea?What is happening to the sea?Rubbish is polluting the sea and the beachWhat is happening to the sea?Plastic,which wont break down,is called White Pollution