外研版 (2019)选择性必修 第一册Unit 5 Revealing nature示范课ppt课件

这是一份外研版 (2019)选择性必修 第一册Unit 5 Revealing nature示范课ppt课件，共38页。PPT课件主要包含了目录页，III，现在分词作定语，各种各样的，强调句，引起轰动，Homework等内容，欢迎下载使用。
Pre-reading
Language pints
Fast reading
Intensive reading
Pst-reading
Pre-reading
Lk at the title f the passage and the pictures. Guess what the passage is abut.
Lk at the pictures. Match the animals with the pictures.
Pre-reading
1. What species d yu recgnise in the picture? 2. What factrs can cause the prcess f evlutin?
paramecium, earthwrm, snail, crab, fish, trtise, bird, hrse, human, frg, algae, mss, fern …
Lk at the evlutinary tree and answer the questins.
Fast reading: Skim fr gist / main idea
A Jurney f Discvery
Read the passage and talk abut yur understanding f the title.
Darwin’s interest in varius living things made him a great naturalist.B. Darwin’s jurney n the Beagle inspired his Thery f Evlutin.C. Darwin went n a jurney t cnfirm his thery that humans had evlved ver time.
Chse the main idea f the passage and give yur reasns.
Intensive reading: Find detailed infrmatin
Number the puzzle pieces in rder. Organise infrmatin frm the passage and cmplete them.
Intensive reading: Find detailed infrmatin
varius living things in their natural envirnments and samples f the plants and animals he had cllected.
very similar t each ther.
Generate ideasDarwin asked the questins:• Hw did different species ____________?•_________________________________________________________________
cme t exist
Maybe animals evlved as they adapted t their changing envirnments?
that there was a difference between the finches n each f the islands.
had evlved accrding t what fd was available n that particular island.
Develp ideasDarwin suspected that the finches ____________________________________________________________________________________________________________________________________
had evlved frm a cmmn ancestr, which had arrived n the islands a lng time befre and it had slwly evlved int many new species.
had evlved frm lwer frms f life.
Pst-reading: discussin
Nw discuss why Darwin did nt publish his Thery f Evlutin until 1859, abut twenty years after his discvery. D further research if necessary.
1. Why were many peple “shcked” by Darwin’s thery?
Pst-reading: Think and share
At that time, peple believed that all species had appeared n Earth at the same time and had nt changed since, but Darwin’s thery prpsed that living things, including humans, had evlved frm lwer frms f life, which, as a result, shcked many peple.
2. What kind f persn was Darwin accrding t the passage?
Darwin was a determined man. He had strng curisity and interest in science and was gd at thinking and making discveries.
3. Hw d yu think the human species will evlve in the future?4.What have yu learnt abut the spirit f scientific explratin? Hw can this spirit help yu in yur life and studies?
1) He has tried t adapt t lcal custms. 2) This new film is said t be adapted frm a classic nvel. 3) She knew hw t adapt herself t the new envirnment.
Language pints: Imprtant wrds
① adapt t sth 适应② adapt neself t sth 使某人适应③ be adapted frm 根据……改编
2. suspect vt 认为，怀疑 n 嫌疑犯
① suspect sb f ding sth 怀疑某人做某事 ② suspect sb t be 怀疑某人是 ③ be suspected f 涉嫌……
① 他们怀疑他泄露了国家机密。② 我猜想他就是那个扒手。③ 他被怀疑做什么事都是为了钱。
They suspected him f betraying state secrets.
I suspect him t be the pickpcket.
He is suspected f ding everything fr mney.
3. cnvincing 令人信服的，有说服力的
① be cnvinced f … 相信……② cnvince sb t d sth 说服某人③ cnvince sb f sth 使某人相信……
① 我觉得她的话很有说服力。② 我相信他是诚实的。③ 你怎样说服别人帮我们？④ 他使我们相信了他的清白。
She sunded very cnvincing t me.
I am cnvinced f his hnesty.
Hw d yu cnvince smene t help us?
He cnvinced us f his inncence.
1. answer the call _____________________________ 2. be a disgrace _____________________________ 3. f all time _____________________________ 4. in questin _____________________________5. be crwded with _____________________________ 6. cme t exist _____________________________
讨论中的；所说的 / 有疑问；不确定
Language pints: Imprtant lexical chunks
7. a variety f _______________________ 8. accrding t _______________________ 9. suspect sb f ding sth _______________________ 10. be shcked _______________________11. be similar t _______________________
种类繁多的；各种各样的
据（……所说）；依照；根据
1. What’s mre, he had recently received a letter frm his father predicting that he wuld be “a disgrace t yurself and all yur family”.
Language pints: Imprtant sentences
他收到一封信，信上说他的申请被拒了。
He received a letter saying that his applicatin had been rejected.
并且他刚收到父亲的来信，信中预言他将会成为“自己和全家人的耻辱”。
Paraphrase: Besides, he had received a letter frm his father, in which his father said that he wuld nt nly make himself but als the whle family feel ashamed.
2. Darwin saw a variety f new species, but it was the birds that interested him the mst.
1）这次旅程给了他在自然环境里研究各种生物的机会。2）我们学校为学生提供了多种多样的课外活动。
The jurney gave him the chance t study varius living things in their natural envirnments.
Our schl prvides a variety f / varius after-class activities fr the students.
强调句基本结构：It is / was ... that / wh ... Darwin是在 the Beagle 这艘船上对多种物种进行了研究。
It was n the ship, the Beagle, that Darwin studied a variety f species.
Paraphrase: Amng all different kinds f species he saw, Darwin was mst interested in the birds.
3. It was nt published until 1859 and immediately caused a strm.
这家报纸正在走下坡路，他们豁出去了，一心只想制造轰动。
The newspaper is in its declining years. They dn’t care, they quite like t cause a strm.
Paraphrase: Only in 1859 did the bk cme ut and at nce it caused a great sensatin.
4. But Darwin’s scientific studies were s cnvincing that mre and mre peple started t believe his thery.
making yu believe that smething is true r right
There is cnvincing evidence that smking causes lung cancer.
有令人信服的证据表明抽烟会导致肺癌。
Paraphrase: His scientific studies prvided strng evidence s that a grwing number f peple began t accept his thery.