九年級(jí)英語(yǔ)welcometomyclass課件-免費(fèi)閱讀
【正文】 Sun Huifang What do you think is the most important in our lives? Why? Unit 7 Do You Know Any Deadly Diseases ? Heart disease, Cancer, Stroke, Diabetes, Alzheimer’s disease, Asthma, SARS, AIDS (HIV) AIDS is the fourth leading cause of death worldwide and the cause of death due to infectious disease. It has bee the worst medical disaster ever experienced by humankind. AIDS 1. Only bad people get AIDS. 2. I can bee infected with HIV by swimming in a pool, holding hands or kissing someone with HIV. 3. In 2oo2, there were 42 million people living with HIV/AIDS in the world. 4. People who have not injected drugs do not need to get tested for HIV. 5. If I had HIV, I would know because I would feel sick. 6. HIV/AIDS is d
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