(共44张PPT)
Module 5 Cloning
Steven Spielberg
斯蒂芬.斯皮尔伯格(Steven Spielberg) “电影奇才”作品:
《辛德勒名单》
《大白鲨》
《E.T.》
《侏罗纪公园》
Jurassic park
《侏罗纪公园》
Jurassic park is a
Hollywood film about
living dinosaurs(恐龙)
which have been
cloned from dinosaurs
DNA found in
prehistoric
mosquitoes.(蚊子)
Reading Practice
Scientific Fact or Hollywood Fiction
sci-fi
eccentric
accompany
knock out
get out of control
as far as we know
absorb
adj.科幻的
adj.古怪的,反常的
v.陪伴,陪同
摧毁
摆脱控制
据我们所知
v.吸收
Words and Expressions
sample
intact
break down
arise
vice versa
bring…back to life
violence
n.样本
adj.完整的
分解
v.发生,出现
反之亦然
使……复活
n.暴力
Words and Expressions
Discussion
What might happen if dinosaurs got out of control in the world
Work in pairs. Read the short passage below and discuss your answer to the question.
Jurassic park is a Hollywood film about living dinosaurs which have been cloned from dinosaur DNA found in prehistoric mosquitoes. But is it scientifically possible to clone dinosaurs in this way, or is this just Hollywood fiction
Read the passage and find out how the writer answered the question.
The writer thinks that it’s not scientifically possible to clone dinosaurs and the idea is only Hollywood fiction.
True or false
1. The basic story of Jurassic Park is fiction.
2. A suitable environment where dinosaurs
might survive probably exists today.
3. Cloning dinosaurs seems scientifically impossible.
4. It is possible to confirm that the DNA preserved
mosquitoes contain is from a dinosaur.
5. The writer of the passage is probably a film
producer.
T
T
F
F
F
Match the paragraphs with the main ideas
Para 1
Para 2.3.4
Para 5
Para 6
three reasons why cloning dinosaurs
is impossible
outline of the movie “Jurassic Park”
the conclusion of the passage
some other problems about the
cloning of dinosaurs
Choose the best main idea.
The passage is about___.
a. the story the film Jurassic Park
b. the scientific truth behind dinosaur cloning in Jurassic Park
c. the principles of DNA and cloning
d. Why dinosaurs died out
Decide who the writer is.
The writer of the passage is probably___.
a film producer
(b) a science teacher
(c) a film critic
(d) a doctor
Into the text:
1.The story of Jurassic Park is based on the idea that mosquitoes preserved since prehistoric times___.
(a) can be used to create living dinosaurs
(b) can be found in Costa Rica
(c) can be cloned
(d) contain dinosaur blood which contains dinosaur DAN
2. In fact, dinosaurs died out before mosquitoes existed, so___.
(a) the basic story of Jurassic Park is fiction
(b) mosquitoes need to be older
(c) dinosaurs are at least 60 million years old
(d) it’s possible to clone dinosaurs
3. Although preserved mosquitoes have been found, ___.
female mosquitoes cannot absorb DNA
it’s not possible to confirm that the DNA it contains is from a dinosaur
no dinosaur DNA from an earlier period has been discovered
DNA breaks down after a long period of time
4. The questions which arise from the cloning of dinosaurs___.
(a) prove that Jurassic Park is fiction
(b) do not prove that Jurassic Park is fiction
(c) mean we can clone them successfully
(d) are easy for scientists to answer
5. A suitable environment where dinosaurs might survive___.
(a) can be found in Hollywood, USA
(b) is scientifically impossible
(c) probably doesn’t exist today
(d) would be different from the environment dinosaurs are used to
Two dinosaur experts are ______ by the eccentric millionaire Hammond to visit his Jurassic Park. By ______ DNA taken from prehistoric mosquitoes, Hammond has created living ________for his park.
___________ by Hammond’s grandchildren, the
two experts began their tour. But a tropical storm hits the island, ___________ the power supply, and with the security system destroyed, the dinosaurs started to ________________.
invited
cloning
dinosaurs
Accompanied
knocking out
get out of control
Fill in the blanks to complete the passage
Fill in the blanks to complete the passage
In fact, it is impossible to clone dinosaurs.
First, dinosaurs are ___ ____60 million years old, but___ ___ __ ___ ___, mosquitoes that old do not exist. Second, although it is possible to find the mosquitoes, only females can _______the DNA of another creature. Also there is no ___ ___ ______if the DNA was from a dinosaur or not. Thirdly, when life ends, DNA ______
_____and does not repair itself. What’s more,
even if it was possible to ______dinosaurs
____ __ ___they could not survive in the
present day environment.
at least
as far as we know
absorb
way of knowing
breaks
down
bring
back to life
Key sentences:
A tropical storm hits the island, knocking out the power supply, and an employee destroys the security system.
The dinosaurs start to get out of control.
As far as we know, mosquitoes that old do not exist.
4. When life ends, DNA breaks down
and does not repair itself.
5. Even if it was possible to bring dinosaurs back to life they probably could not survive in the present day environment.
Accompanied by Hammond’s two grandchildren, they are sent on a tour through Jurassic Park in computer-controlled cars. accompany
1) 陪伴
She accompanied me to the doctor.
她陪我去看了医生。
Language points:
The minister was accompanied by his secretary to the hospital.
部长由他的秘书陪同到医院去。
Please accompany me on the trip to my hometown.
请陪我去故乡走一走。
2) 伴随
Lightning usually accompanies thunder.
雷声常常伴随着闪电而来。
The text is accompanied by illustrations.
正文附有插图。
3)伴奏
Mary sang and I accompanied her on the piano.
玛丽唱歌,我弹琴给她伴奏。
2. A tropical storm hits the island, knocking out the power supply, and an employee destroys the security system.
knocking out摧毁
Eg. Our bombers have knocked out the mobile launchers.
其他固定短语:
knock down 把…撞倒
knock at/on 敲
knock into 撞到…身上,把…敲进去
knock out of 把…从…中敲出来
knock off 下班,降价
knock around / about到处漫游
3. In fact, only females can absorb the DNA of another creature.
absorb vt.
本意:吸收(水分,光声等),消减(震动)
引申义:接受(看法、知识等),吸引(注意力 精力等)
Dry sand absorb water.
干沙吸水
Buffers absorbed most of the shock. 缓冲器大大减少震动。
Clever children absorb new knowledge easily.
聪明的孩子容易接受新知识。
词组:
be absorbed in 专注于
The students were completely absorbed in their reading.
学生们专心致志地读书。
break down
(a) (因机械、电力等故障)停止运转, 失灵, 失效:
The telephone system has broken down. 电话系统失灵了。
We (ie Our car) broke down on the motorway.
我们(的汽车)在高速公路上抛锚了。
4. When life ends, DNA breaks down and does not repair itself.
(b) 失败; 崩溃; 瓦解; 垮:
Negotiations between the two sides have broken down.
双方谈判已经破裂。
If law and order break down, anarchy will result.
法治一垮, 就会出现无政府状态。
(c)(指某人健康状况)变得恶劣; 垮:
Her health broke down under the
pressure of work.
工作的压力把她的身体弄垮了。
(d) lose control of one’s feelings
感情失去控制:
He broke down and wept when he heard the news.
他听到这个消息时不禁痛哭起来。
(para 4) When life ends, DNA breaks down and does not repair itself.
1. The car/engine/machine broke down.
2. All our plans broke down./the peace talks have broken down.
3. His health broke down.
4.After many years, rocks break down into dirt.
5.Water is broken down into hydrogen and oxygen.
1(机器、车)坏了 2 (计划谈判的)失败 3身体垮了 4 分解分化
(para 5)Many questions also arise in the cloning of dinosaurs.
arise vi 发生,出现, 产生 ( arose—arisen)
rise vi. raise vt.
A difficulty_______ right here.
He _____ in order to welcome me.
3. The sun _______ in the east and sets in the west.
4. He _______ his hand to answer the question.
5. The joke _______ a blush on her cheek.
6. How did the quarrel _______
rises
raises
raised
arose
rose
arise
不到一年前,我那可怜的狗在街上被卡车撞了。
__________________, my poor dog was
_______________ by a truck in the street.
噢!你把我的牛奶打翻了。
Oh, you’ve _____________ my milk.
Under a year ago
knocked over
knocked over
knock over sb / sth 撞倒
She was knocked down by a bus.
The boxer knocked down his opponent (对手)easily.
The building will be knocked down.
What time do you knock off
I knocked off 20% of the price of the present.
撞倒
击倒
拆除
下班
减价,杀价
knock off:
knock down:
But a tropical storm hits the island, knocking out the power supply , and …
一场热带风暴袭击了岛屿,摧毁了电力供应,…
1. Our team was knocked out.
2. A blow on the head knocked him out.
3. The soldier knocked out two enemy tanks.
4. She was knocked out by the news.
5. The long drive really knocked me out.
击败
使昏迷,失去知觉
摧毁, 歼灭
使目瞪口呆,说不出话
使疲惫不堪
Homework
Finish the writing in page 66.