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人教2003课标版《Using LanguageⅠ》集体备课PPT课件优质课下载
Do you know the three biggest killers in the world?
Brainstorm
In Africa, many children are infected with HIV or AIDS.
More than 3 million were children and over 11 million were between fifteen and twenty-four.
Henan AIDS village
1.unprotected sex
2.blood transfusions
How does AIDS spread?
3. birth
Symbol------Red ribbon
It means that we should give AIDS patients love and care, understand and support.
Image ambassador
HIV/AIDS:
ARE YOU AT RISK？
Using Language
1. What is HIV ？
2. What is AIDS ?
Skimming
Task1 Answer the two questions.
HIV？
HIV is a virus , a very small living thing that causes disease.
HIV virus
Human Immunodeficiency Virus(人体免疫缺损病毒)
AIDS？
AIDS is a disease . The stage of having HIV in one’s body is called AIDS.