文档介绍：The perfect copy
The first cloned mammal
Dolly
Dolly and Ian Wilmut
clone
Brainstorming
gene
ic
ically
cell
embryo
organ
sheep
mammal
tissue
stem cell
biology
is cloning?
many scientists are mentioned in this text? Who wants to clone a human being?
Speed-reading
Read the text quickly and then find out the answers to these questions
Cloning is producing an exact copy of a plant or an animal using its cells.
Severino Antinori
Listen to the text and find out the main idea of each paragraph.
Para 1
Para 2
Para 3
Para 4
Para 5
Para 6
An announcement about the first cloned human embryo caused much debate.
The first cloned mammal was Dolly.
Ian Wilmut is shocked that some scientists are considering cloning human beings.
A woman wants to have a cloned baby.
Cloning human embryos is illegal in many countries, but some scientists still want to clone human beings.
Chinese scientists continue to research ways in which cloning can benefit mankind.
Read each paragraph of this text carefully, and then find out agreement and disagreement about cloning.
tissues and
organs to save human
lives
…praised…
breakthrough
diseases like cancer
those who are
unable to have children
those who want to
clone their dead children
…
with nature
monster
more diseases in the animals world
shows no life

(不道德的)
…
Discussion
the writer for or against cloning?
’s your opinion about cloning human beings?
’s “the perfect copy”? Do you think there will be a perfect copy?
homework
1. Read the text again and try to find out your favorite sentences.
2. If you had the right, what would you like to clone? Why? Please write a short passage (100 words or so).
3. Read a short passage and answer the following questions.