人教版 (2019)选择性必修 第三册Unit 3 Environmental Protection课堂教学ppt课件

这是一份人教版 (2019)选择性必修 第三册Unit 3 Environmental Protection课堂教学ppt课件，共25页。

Talk abut air pllutin
T learn t talk abut air pllutinT learn sme imprtant wrds and sentence patterns
What infrmatin can yu get frm this picture?
Air pllutin
What is it? And what d yu think abut it?
Electric autmbiles(new energy vehicles) are the breakthrugh pint fr China t develp new energy autmbiles.
NEVs(new energy vehicles)
Hw d these situatins influence yur life?
In interview, there’re many statements twards envirnment prtectin. Befre yu listen, lk at the questins belw and guess what they will be talking abut.
They will prbably be talking abut air pllutin. Fr example, the definitin f “smg”, the serius situatin f “smg”, and gvernment’s measures t deal with “smg”.
Lk and guess what they will be talking abut.
What did yu knw abut “smg”?Is “smg” a main surce f pllutin?What have yu circled r underlines f these questins?
1. The expressin “smg” riginated in Britain and means a cmbinatin f “smke” and “fg”.2. Smg became a severe prblem in Britain because peple at that time burnt lts f fssil fuels.
3. The wrst smg in British histry happened in Lndn in 1942.4. The Great Smg f Lndn claimed 5,000 lives.5. Later, the UK gvernment rdered peple nt t burn wd in their hmes.
Listen carefully again and answer the questins.
1. Is it the “smg” a cmpund wrd? And why?
Yes. And it is the cmbinatin f “smke” and “fg”.
2. What did the gvernment d twards “smg”?
Summarize infrmatinIn active listening, summarizing helps yu review the key pints f a speaker’s message. In rder t write a gd summary, yu must tke ntes f the mst imprtant pints as yu listen. When summarizing, yu need t be as cncise as pssible and use yur wn wrds.
Listen t an interview with an air pllutin expert and decide whether the statements are true (T) r false (F).
1. The expressin “smg” riginated in Britain and means a cmbinatin f “smke” and “fg”. ( )2. Smg became a severe prblem in Britain because peple at that time burnt lts f fssil fuels. ( )
3. The wrst smg in British histry happened in Lndn in 1942. ( )4. The Great Smg f Lndn claimed 5000 lives. ( )5. Later, the UK gvernment rdered peple nt t burn wd in their hmes. ( )
Listen again and take ntes n what the expert said. Then summarise the infrmatin yu gt frm the interview.
Ben Drake, an expert n air pllutin, is being interviewed n the radi. He said that smg was a severe prblem ____________________ century in Britain. At that time, Britain was experiencing a bm in ___________________.
Factries and hmes_____________________, which created smg. He als mentined the heavy smg in Lndn ______________in 1952.Later the UK gvernment restricted _________________________ in hmes and frced factries t _______________. As smg is harmful t everyne, the expert advised us t ______________, use ___________, and further develp _____________.
In grups f three, cntinue the cnversatin abut envirnment pllutin r the infrmatin yu heard r read in this unit. End the cnversatin naturally.
Anna: I thught air pllutin wuld be mre serius because f the advance f ecnmy.Daiyu: Well, cntrary t what many peple believe, there are many measures t deal with the air pllutin, actually.Anna: ...
adj.相反的；相对立的n.相反的事实 （或事情）
Discuss the questins. The expressins in the bx may help yu.
1. Have yu experienced heavy smg where yu live? Have yu seen phts f big cities under cluds f smg? What is it like?
2. What d yu think are the majr causes f smg in China?3. What measures have the gvernment and citizens taken t help address the prblem?
Referring t cmmn knwledge
Everyne knws that …Mst peple think that is knwn t all, is n dubt that all knw that…It is bvius that …
The cnversatin shuld include:1. Sme wrds abut envirnment pllutin2. sentences t express future expectatins3. natural ending
Make up a dialgue abut envirnment pllutin with yur partner. using the cmmn knwledge expressins.