外研版 (2019)必修 第二册Unit 6 Earth first课前预习课件ppt

这是一份外研版 (2019)必修 第二册Unit 6 Earth first课前预习课件ppt，共39页。PPT课件主要包含了shark，III，Homework等内容，欢迎下载使用。
Pre-reading
Language pints
Fast reading
Intensive reading
Pst-reading
Think f wrds and phrases related t the envirnmental prblems.
Pllutin: water pllutin, air pllutin, sil pllutin, etc
Glbal warming
Climate change
Overppulatin
Defrestatin
Lss f bidiversity
Waste dispsal
What envirnmental prblem des each cartn refer t?
air pllutin
water pllutin
defrestatin
glbal warming
What d yu think is the mst serius envirnmental prblem we face tday? What shuld be dne t help slve it?
If envirnmental prblems are nt slved, we will see the scene f the picture and such.
Tick the wrds that yu wuld use t describe sharks. Add any mre yu can think f. (P62)
dangerus pwerful endangered interesting
man-eatingterrifyingcuteintelligenthuge
flexible, fierce, cean giant, sharp teeth ...
Read the passage (P62-63) and find ut hw sharks are described in the film.
Think and Answer
● What’s the purpse f writing the passage?
● What is the functin f Para 1 by describing the pening scene f the film Jaws?
T intrduce the tpic.
● What’s the structure f the passage?
Sharks: Dangerus r Endangered?
Para 1 + Para 2dangerus
Para 3 + Para 4endangered
Para 5: Mre peple want t prtect sharks frm extinctin.
A. T criticise Peter Benchley’s misleading descriptin f sharks in his bk and advcate the prtectin f sharks.B. T explain peple’s misunderstanding f sharks and raise awareness f shark prtectin.C. T infrm peple abut sharks and recmmend the film and the bk t them.
Cmplete the chart (P64) shwing hw attitudes twards sharks have changed with wrds and expressins frm the passage.
as dangerus
• 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
Peple are mre frightened f sharks.
fear f sharks and finning
• 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 ___________________________.
Mre peple are against finning and wish t prtect sharks.
was wrng abut sharks’ behaviur
sharks d nt see peple as
understanding sharks
prtect sharks frm extinctin
The different attitudes f Peter Benchiley
Hw d yu think Peter Benchley felt after diving in 1980?
Think Share
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
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
Imprtant lexical chunks
be scared f due t cut ff have an effect upn / n be based n
cme acrssbe cvered with rather than the ther way rund by mistake prtect … frm …
Jaws was a great success, attracting huge audiences and winning many awards.
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.
Peter Benchley did nt expect that finning wuld have a great effect n him.
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. 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.
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……”。
5. He came t see peple as a danger t sharks, rather than the ther way rund.
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.
He finally started t realise that peple are a danger t sharks, rather than the ppsite.
Write an essay abut a particular kind f endangered species and express yur pinin n hw t prtect it.