Unit3AhealthylifeUsinglanguage课件人教版选修6.ppt

Using language;The three biggest killers in the world;virus;;;;Henan AIDS village;Africa;Warming up;2.What is AIDS?;2. How does HIV affect people’s health? HIV virus weakens a person’s immune system and eventually it damages the immune system so much that the body can on longer fight against disease.;3. What is the difference between AIDS and HIV? HIV is a virus, while AIDS is the stage of the illness caused by HIV. 4. Is there a cure for AIDS and HIV at the moment?;Step 4 Read the text carefully and fill in the blanks.;Some wrong statements;safe;How should we act towards people who have HIV/AIDS? What can we do to help them?