高中英语外研版 (2019)必修 第二册Unit 6 Earth first背景图课件ppt

这是一份高中英语外研版 (2019)必修 第二册Unit 6 Earth first背景图课件ppt，共31页。PPT课件主要包含了III，Homework等内容，欢迎下载使用。
Pre-reading
Language pints
Fast reading
Intensive reading
Pst-reading
Brainstrm: think f wrds and phrases related t the envirnmental prblems.
Pllutin: water pllutin, air pllutin, sil pllutin, etc
Defrestatin
Glbal warming
Overppulatin
Lss f bidiversity
Climate change
Waste dispsal
Lk at the cartns in the bk and answer the questins.
1. What envirnmental prblem des each cartn refer t?
Water pllutin; defrestatin; air pllutin; glbal warming.
2. What d yu think is the mst serius envirnmental prblem we face tday? What shuld be dne t help slve it?
Tick the wrds that yu wuld use t describe sharks. Add any mre yu can think f.
dangerus pwerful endangered interesting
man-eatingterrifyingcuteintelligenthuge
flexible, fierce, cean giant, sharp teeth ...
Free talk: Have yu ever seen the film Jaws? Tell smething abut it.
Fast reading
Read the passage and find ut hw sharks are described in the film Jaws.
Sharks are described in the film as dangerus and bad animals that eat humans.
Fast reading: The structure f the text
Sharks:Dangerus r Endangered?
Para 1 + Para 2dangerus
Para 3 + Para 4endangered
Para 5Mre peple want t prtectsharks frm extinctin.
Intensive reading: Find detailed infrmatin
Cmplete the chart shwing hw attitudes twards sharks have changed with wrds and expressins frm the passage.
Peple have a nrmal fear f sharks.Peple have always been scared f sharks because they are cnsidered1. __________________.
as dangerus animals
Intensive reading: Find detailed infrmatin
Peple are mre frightened f sharks. • Peple wh saw the film Jaws believed 2. _________________________________.• Sme peple stpped 3. _________________ while thers started t 4. _____________.• The number f large sharks fell quickly due t 5.______________________.
sharks were bad animals that ate humans
swimming in the sea
fish fr sharks
fear f sharks and finning
Mre peple are against finning and wish t prtect sharks. • Peter Benchley admitted that his bk 6. ______________________________ and fught 7. _________ them.• Experts have prved that 8. __________________________, and they attack us by mistake.• Sme peple became interested in 9. ___________________ and mre are willing t 10. _________________________.
was wrng abut sharks’ behaviur
sharks d nt see peple as fd
understanding sharks
prtect sharks frm extinctin
Intensive reading: Writing purpse
Chse the authr’s purpse in writing the passage.
1. T criticise Peter Benchley’s misleading descriptin f sharks in his bk and advcate the prtectin f sharks.2. T explain peple’s misunderstanding f sharks and raise awareness f shark prtectin.3. T infrm peple abut sharks and recmmend the film and the bk t them.
1. Hw d yu think Peter Benchley felt after diving in 1980?
Pst-reading: Think and Share
Pssible answers : Peter Benchley might feel sad fr the sharks being killed; he might feel regretful fr depicting the great white shark as a dangerus animal in his bk; he might als feel angry abut finning.
2. What ther films r bks d yu knw that feature wild animals? D they “paint” a gd r bad picture f these animals? Say hw the animals are described.
strengthen envirnmental prtectin 加强环境保护strengthen the awareness 增强意识strng adj strength n
1. strengthen v 加强
Language pints: Imprtant wrds and expressins
2. the number f ……的数目
the number f 谓语动词用单数The number f students ___________.学生的数量在增加。a number f：许多 谓语动词用复数A number f peple __________________ t deal with the wrk. 已雇来许多人处理这项工作。
is increasing
have been emplyed
I am willing t ___________________________.我愿意承认我确实会犯错误。Up t tw thirds f 14 t 16 year lds ____________alchl illegally.14至16岁的少年中有多达2 / 3的人承认非法买过酒。She _______________ the hspital with a high fever.她因高烧被接收入院。
3. admit v 承认；准许进入
admit that I d make mistakes
admit buying
was admitted t
1. be scared f ____________ 2. due t ____________ 3. cut ff ____________4. have an effect upn / n ____________ 5. be based n ____________
Language pints: Imprtant lexical chunks
6. cme acrss ___________________ 7. be cvered with ___________________ 8. rather than ___________________ 9. the ther way rund ___________________ 10. by mistake ___________________ 11. prtect … frm … ___________________
1. Jaws was a great success, attracting huge audiences and winning many awards.
Language pints: Imprtant sentences
I dn’t want yu getting int truble.
2. Finning wuld have an unexpected effect upn Peter Benchley, the man wh wrte the bk the film Jaws was based n.
Paraphrase: Peter Benchley did nt expect that finning wuld have a great effect n him.
气温升高会影响到海平面高度、旱情发生频率及更多方面。
A rise in temperature will have an effect n sea levels, drught frequency and mre.
3. In 1980, Benchley was diving when he came acrss an awful sight.
我们正要出去玩，突然下起雨来。这对夫妻刚刚入睡，突然门铃声大作。
when 表示“当（某事发生）时”，相当于 at that / this time。
We were abut t g ut and play when it started t rain.
The cuple had hardly fallen asleep when the drbell rang ludly.
4. In 1980, Benchley was diving when he came acrss an awful sight.
eg: I came acrss this bk in a bkshp in my hmetwn. cme acrss 还有其他的含义，如“（感觉、想法等）被表达清楚”“给人的印象是……”。你讲的话让人听不明白。
cme acrss: t meet, find, r discver smene r smething by chance
Yur wrds didn’t cme acrss.
5. He came t see peple as a danger t sharks, rather than the ther way rund. Paraphrase: He finally started t realise that peple are a danger t sharks, rather than the ppsite.
cme t d sth 相当于 t finally reach a state in which smething happens r yu d smething。
过了几个月，她终于喜欢上了新老师。She had cme t like the new teacher ver the mnths.