11. W ork with a partner or together as a class. Tell the
story o f Louis Pasteur. Use your own words. Your partner
or other students can ask questions about the story.
12.
Discuss the answers to these questions with your
classmates.
1. What scientific discoveries have been made recently?
2. Are all new medical discoveries good? W hy or why
not?
3. How safe are vaccines and medicines? What about
natural remedies, such as herbs and vitamins?
Writing
13.
Write a short paragraph about a medical discovery
that has helped people.
Example:
1 think antibiotics were a great discovery. Before
we had antibiotics many people died.
UNIT 5
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