1、人教课标版 高二 选修 6Unit 3Using languageHIV is the virus that causes AIDS.AIDS stands for Acquired Immune Deficiency Syndrome. (后天免疫缺损综合症）Warming upvirusSome facts:By the end of 2003, an estimated 42 million around the world were living with HIV/AIDS.During the year, 5 million people became infected and an
2、 estimated 3 million people died.About one-third of people living with HIV/AIDS are 15-24 years of age.More than 7 million people in Asia and the Pacific are living with HIV/AIDS.HIV infection has taken root in South Asia and poses a threat to development and poverty alleviation efforts in the region.
