课件37张PPT。 Unit3
Science and natureMickey mouseDonald duckmachine catDoraemon GarfieldHow can we get the exact copy of an animal?cloningWhich country first has the idea of cloning? Four hundred years ago Chinese people had created the cloned images in the West Journey, but now it has become a reality in life.
Is it a good idea to clone humans some day?
Voice from scientistsThe perfect copyReading1.Does this article give an anti- or pro-cloning point of view, or both?
2.What is cloning?
3.How many scientists are mentioned in this text? Fast-reading
Cloning is producing an exact copy of a plant or an animal using its cells.Boththe Scottish scientist, Ian Wilmut
the Italian doctor, Severino AntinoriCareful reading 1.People all over the world are happy about the idea of cloning human beings.
2.Dolly, the first cloned mammal, is exactly the same as other sheep.
3.According to the article, the scientist who created Dolly does not agree with cloning human beings.
4.Cloning can be used to cure diseases because it can produce new tissues and organs.
5.Colin Jake is against cloning humans, just like Pauline Carter.
6.Cloning human beings is illegal in many countries, so no scientists want to clone human beings.FNot all peopleFTNot exactlyTFNot likeFA few scientistsReading strategy DiscussionAFrankensteinFrankenstein is a scientist. He creates a monster by experiment. The monster was kind, and ready to help others. But he is not accepted by the society just because of his ugly appearance. People around him refuse his kind offer and turn him down. Some even drive him away. He is eager to get love and happiness, but unfortunately what he gets is merciless chasing. He asks Frankenstein, the scientist to create a female monster like himself so he can have a company, but again he was refused. In all his life he lives a miserable life. At last he cannot bear all these. He chooses to avenge humans. At last he dies together with his creator, Frankenstein. Fun picturesIf cloning goes wrong, what will happen?A dog or an eagle?A duck or a crocodile?A cock or a dog?A lion or a kangaroo?A frog or a crocodile?A tortoise or a bear?A bird or a dog?A dog or a man?BComprehension The passage is mainly about_______.
A. what cloning is
B. the advantage of cloning
C. arguments about cloning human embryos
D. the disadvantage of cloning
2.We can learn from the two letters_______.
A. both of the writers are pro-cloning.
B. both of the writers are anti-cloning.
C. neither of the writers are against cloning.
D. both of the writers are not for cloning
human embryos
3.The announcement of successful human embryo
cloning has caused much debate because______.
A. people still have no clear idea about the results
of human cloning
B. valuable tissues and organs can be used to save
humans
C. mankind is going to produce terrible monsters
D. people know that nature will punish mankind
for human cloningComprehension4.The success of the cloned sheep Dolly has proved that_________.
cloning will create more diseases in animal
world
B. cloned animals will die at a muchyounger age
than normal
C. man has been able to produce an exact copy
from an adult cell
D. man can interfere with nature at his willComprehension5. According to the passage, what is the real
intention of Ian Wilmut’s cloning research?
A. To create copies of humans in the end.
B. To destroy human embryos in the end.
C. To create new tissues or organs for sale.
D. To cure deadly diseases eventually.Comprehension6. How does a woman who cannot give a birth
benefit from cloning?
She can have a baby using another woman’s egg.
B. She can have a baby genetically related to her.
C. She can adopt someone else’s child by cloning.
D. She can have more children.
7. What can we infer from the whole passage?
Cloning animals is illegal in Italy.
B. Chinese scientists are trying to benefit mankind
by using cloning technology.
C. Chinese scientists want to be the first to clone a
human baby.
D. Colin Jake agrees with the scientists who want
to clone a human baby.ComprehensionIs it a good idea to clone humans some day?
Give as many scientific terms(术语)as you can about cloning .
clone gene genetically cell embryoorgansheepmammaltissuestem cellbiology Give as many scientific terms(术语)as you can about cloning .If one day you found a cloned yourself, what’s your reaction? What would you do?Discussion
