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《Lesson 1 Super Athletes》优质课PPT课件下载
Usain Bolt holds the present world record in the 100 metres dash with the time of 9.58 seconds.
Usain Bolt
(Jamaica 牙买加）
Lesson 1 Super Athletes
100 metres
in 8 seconds?
Records have fallen
Doping
Gene-therapy
Olympic spirit
Part one. (1-2)
Part two. (3-6)
Part three. (7)
Part four. (8)
Find out main ideas to each part.
Doping (taking performance-enhancing drugs)
Gene
therapy
--treatment
Gene therapy
is the introduction of genetic material into cells for medical purposes.
PartⅠ(para1-2):
What reasons made athletes’ performances improve?
How are their performances recently?
It is due to better equipment, training and diet.