外教社新世纪高等院校英语专业本科生系列(修订版):综合教程(第3版) 第1册 Unit 3Dealing with AIDS - Lecture Notes.pdf
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1、Unit ThreeText I Dealing With AIDSSection One Pre-reading ActivitiesI.Lead-inDo the quiz given below to test your knowledge on AIDS.Write T for true statements and Ffor false statements.1.HIV is the virus that causes AIDS,and anyone,not just homosexuals,could be at risk.TAIDS is caused by a virus ca
2、lled HIV,the Human Immunodeficiency Virus.It remains a threatto people of all ages and nationalities,though the first AIDS patients in America and Europewere almost exclusively male homosexuals.2.People can prevent HIV and AIDS by getting a vaccine(疫 苗).FThere is no HIV vaccine.HIV is a very small v
3、irus,which can generate minor variations thatcan evade the bodys immunologic defenses,which makes it difficult to produce an effectivevaccine.The mutations also allow HIV to become resistant to medications.3.HIV is difficult to detect immediately after it is passed to someone.TThe virus will multipl
4、y in the body fbr a few weeks or even months before the immunesystem responds.During this initial period a person wont test positive fbr HIV.As it responds,the immune system starts to make antibodies.When this happens,one will test positive forHIV.The period between the original infection and the ap
5、pearance of detectable antibodies inthe virus,is normally a period of about 14-21 days,or may be up to three months.4.HIV is passed on in body fluids(blood or semen)from an infected person.TOne can only obtain HIV if he/she gets infected blood or sexual fluids inside the body.Thiscan happen through
6、an open sore or wound,during sexual activity,or by sharing a needle withsomeone who is infected.HIV can also be spread from a mother to a child during pregnancyor delivery.5.The virus can be spread by casual contact with people who are HIV-infected,such ashandshaking or drinking from the same cup.FT
7、he AIDS virus cannot be spread by casual physical contact like handshaking.The virus hasbeen found in saliva(唾 液),but it exists there in such low concentrations that transmission isextremely rare.Medical research also shows that saliva contains chemicals that can help killHIV in the mouth.Therefore,
8、one cannot be infected by drinking from the same cup as usedby someone with HIV.6.Cats,dogs,and other domestic animals are not a source of infection,but transmission byinsects,such as mosquitoes,is a means by which the virus can be acquired.FSo far there are no known cases of AIDS transmission by in
9、sects such as mosquitoes or bydomestic animals.ILCultural information1.QuoteBan Ki-Moon:Speaking at the Light for Rights1 on World AIDS Day held at the Washington Square ParkMemorial Arch in New York,he said:We are here tonight to denounce the discrimination they(people living with HIV/AIDS)face-the
10、 fear and stigma,the shame and rejection,the threat oflosing their jobs.For too long and in too many places,too many people have been pushedbeyond the reach of prevention and treatment,care and support.We must respond by shining thefull light of human rights on the challenge.I call on all countries
11、to dismantle legal frameworksthat institutionalize discrimination against people living with HIV and people are at most risk ofinfection.2 AIDS:Acquired Immune Deficiency SyndromeAIDS,or the Acquired Immune Deficiency Syndrome has been one of the most threateningdiseases of the 20th century.Accordin
12、g to the Centers for Disease Control and Prevention,AIDS begins when a personwith HIV infection has CD4 cell court below 200.(CD4 is also called T-cell”,a type of immunecell.)It is also defined by numerous opportunistic infections and cancers that occur in the presenceof HIV infection.It was first r
13、ecognized as a disease in 1981.The virus was isolated in 1983 andwas ultimately named the human immunodeficiency virus(HIV).There are two forms of the HIVvirus,HIV-1 and HIV-2.The majority of cases worldwide are caused by HIV-1.In 1999 aninternational team of genetic scientists reported that HIV-1 c
14、an be traced to a closely related strainof virus,called simian immunodeficiency virus(SIV),that infects a subspecies of chimpanzee(Pan troglodytes)in central Africa.Chimpanzees are hunted for meat in this region,and it isbelieved the virus may have passed from the blood of chimpanzees into humans th
15、roughsuperficial wounds,probably in the early 1930s.People infected with HIV may have no symptomsfor ten years or longer,but they can still transmit the infection to others during this symptom-freeperiod.Meanwhile,if the infection is not detected and treated,the immune system graduallyweakens and AI
16、DS develops.Most individuals infected with HIV,if not treated,will developAIDS.There is a small group of patients who develop AIDS very slowly,or never at all.Thesepatients are called non-progressors and many seem to have a genetic difference which prevents thevirus from attaching to certain immune
17、receptors.World AIDS Day,observed on December 1stevery year,is dedicated to raising awareness of this disease.3.HomosexualsA term created by the 19lh century by theorists to describe a sexual and emotional interest inmembers of ones own sex.Today a person is often said to have a homosexual or a hete
18、rosexualorientation,a description intended to defuse some of the long-standing sentiment among manyWesterners that homosexuality is immoral or pathological.Homosexual practices are not affordedany special moral or psychological significance in many other cultures.Male and femalehomosexuals are now c
19、ommonly known as gays and lesbians respectively.The American SupremeCourt upheld state laws prohibiting homosexual conduct in 1986,and gay activists subsequentlyfocused their efforts on overturning it.By 2003,when the Supreme Court reversed its 1986decision,13 states still had such laws.In recent ye
20、ars,gays and lesbians have struggled to gainrights accorded to other Americans as well as public acceptance.III.Audiovisual supplementsWatch a video clip and answer the following questions.1.What is the librarian trying to do?2.Why does the man sitting in front of Andrew leave the desk?Answers to th
21、e Questions:1.He is trying to persuade Andrew into using the private research room.2.He thinks that Andrew carries the HIV and he is afraid of the disease.Video Script:Librarian:Sir,this is the supplement.You re right.There is a section on HIV-relateddiscrimination.Andrew:Thank you.Thank you very mu
22、ch.Librarian:We do have a private research room available.Andrew:Im fine right here.Thank you.Librarian:(sigh)Wouldntyou be more comfortable in the research room?Andrew:(cough)No.Would it make you more comfortable?Joe:Oh.Er.Beckett,how are you doing?Andrew:Counselor.huh.Librarian:Whatever,Sir.Figura
23、nt:Excuse me.Section Two Global ReadingI.Main idea1.What is the theme of the text?A:Dealing with AIDS strengthens the bond of friendship and encourages emotional andmature growth.2.What is the style of the text?Give your reasons.A:The style of the narrative is colloquial and simple because many simp
24、le words,colloquialexpressions and concise sentences are used,which are easy and smooth to read.Colloquial words:about,cried,go,let,so,sure,thingsSimple or colloquial phrases:blew it off,living life up,feel so bad,had the disease,stuck itout make it through,etc.II.Structural analysis1.How is this na
25、rrative story organized?A:The narrative is organized in the chronological order with the activities and events relatedin the true story.2.Work out the structure of the text by completing the table.Paragraph(s)Main idea1 This paragraph gives the instructive message of the story,and makes clearthe spe
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