高二英语(选修六)unit_3_using_language.pptVIP

HIV/AIDS: Are you at risk?; risk  (1)at risk 处于危险之中；冒风险 at the risk of...冒着……的风险 at all risks无论冒什么风险=at any risk take/run risks/a risk to do sth.冒险做…… take/run the risk of doing sth (2)risk sth.以……作为赌注 risk doing sth.冒险做…… ; three biggest killers in the world:;In Africa, many children are infected with HIV or AIDS.;How many parts can the text be divided into?;read the 1st part and answer what is HIV/AIDS?;HIV = Human Immunodeficiency Virus (人体免疫缺损病毒); AIDS = Acquired Immune Deficiency Syndrome (获得性免疫缺陷综合症) ;What is the difference between AIDS and HIV? HIV is a virus, while AIDS is the illness caused by HIV. AIDS is the stage of the disease when the person’s immune system is weakened to such a degree that he/she develops many different diseases which are eventually fatal. ;sneeze;mosquito;Medical studies show that the AIDS virus cannot be transmitted by the following routes: cups / glasses toilet seats swimming pool mosquitoes / other insects safely giving blood So it’s safe to be friends with AIDS patients.;birth;What measures people can take to protect themselves?;Which do u think may lead to being infected with HIV?;Decide which of these statements are true and which are false. It is dangerous to get close to a person with AIDS 2. It is very likely that you will die if you become infected with HIV. ; 3.You can only get HIV from injecting drugs. 4.Evidence shows that men get AIDS more easily than women. ; 5.It could be dangerous to have sex without using a condom. 6.If blood or sexual fluids infected with HIV get into someone’s body, that person could become infected too. ; 7.You should not hug a person with HIV/AIDS. 8.It is easy to tell when a person has HIV/AIDS. ;Johnson,the f