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选修十《Unit 3 Cloning Section 1： EXPLORING NEW IDEARS》优秀ppt课件
What's the difference between Dolly and other sheep?
The first mammal cloned from adult animal
Natural clone or
Man-made clone？
Dolly the sheep
A strawberry plant
Growing new plants
Twins
Skim the passage quickly and get the main idea of each paragraph.
Para 1
Para 2
Para 3
Para 4
Para 5
Step1 Fast reading
The definition（定义） of cloning
The two major uses of cloning and the procedure
The problems of Dolly
The effect of cloning in society
The attitudes towards cloning
What is the writing style of the passage?
A. Expositive （说明性的）
B. Descriptive (描述性的）
C. Argumentative （议论性的）
D. Narrative （叙述性的）