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人教2003课标版《Using LanguageⅠ》精品PPT课件优质课下载
section1: (para.1)
section2:
(para.2-4)
section3: (para.5)
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Basic knowledge about HIV/AIDS
How is HIV spread and ways to protect yourself.
Wrong ideas about HIV/AIDS.
How many sections can you divide the text into?What’s the main idea of each section?
1. What’s a virus?
A virus is a very small living thing that causes disease.
2. How does HIV affect people’s health?
HIV weakens a person’s immune system and eventually it damages the immune system so much that the body can no longer fight disease.
Section 1 Basic knowledge about HIV/AIDS
1. What’s a virus?
2. How does HIV affect people’s health?
3. What’s AIDS?
4. What is the difference between HIV
and AIDS ?
5. Is there a cure for AIDS at the moment?
at the moment?
3. What is AIDS?
AIDS is the stage of the illness caused by HIV.