高中英语选修6课件：Unit+3-A+healthy+lifeUsing+language-language+points

HIV/AIDS:AREYOUATRISK?LanguagePointsstart!Areyouatrisk?risk

n.

冒险,危险

v.

冒...的危险atrisk(n.)

有危险;冒风险(indanger)公司的整个前途受到威胁.

Thewholefutureofthecompanyisatrisk.attheriskof(doingsth.)

(n.)冒可能(做某事)的危险我甘受拂逆盛情之嫌,也必须谢绝你的提议.

Attheriskofsoundingungrateful,Imustrefuseyouroffer.

takearisk/risks(n.)

冒险做可能失败﹑有危险等的事Ihavetotakealotofrisksinmyjob.

做我这种工作要冒许多风险。

riskv.

risksth./doingsth.使(某人/自己)面临危险;甘愿承受可能发生的（某事）冒丧失健康﹑财富﹑生命之险

riskone‘shealth,fortune,life不怕赶上暴风雨riskgettingcaughtinastormthatis

(line3)

也就是说；换句话说；确切地说；具体地说；thatis是thatistosay的省略形式

Translatethefollowingsentences.Peter是纽约人，也就是说，他住在纽约。PeterisaNewYorker;thatis,helivesinNewYork.他非常胖，确切地说，他体重280磅。Heisveryfat,thatis(tosay),heweighs280pounds.develop

v.逐渐产生;逐渐养成;患(病)(line6)

developAIDS

患艾滋病[复习]

v.①发育,发展,成长~(fromsth)(intosth)

②(使)显影；冲洗

试一试蓓蕾开出了花朵。Thebuddevelopedintoaflower.这地方从一个乡村发展成为繁荣的工业中心。Thisplacehasdevelopedfromavillageintoathrivingindustrialcentre.

我想把这些胶卷冲洗出来。Iwouldliketohavethesefilmsdeveloped.survival

n.幸存;存活

(line6)survivalofthefittest

适者生存

[拓展]

survive①vt.幸免于，幸存经历地震﹑沉船等而死里逃生

surviveanearthquake,shipwreck

②vi.继续生存或存在~fromsth.

有许多古怪的习俗源远流长。Manystrangecustomshavesurvivedfromearliertime.

③vt.比（某人）长命

她丈夫去世后她又活了二十年。

Shesurvived

herhusbandbytwentyyears.

survivorn.幸存者[练习]

汉译英空难事件中有些人奇迹般大难不死。

Therearesomemiraculoussurvivalofsomepeopleintheaircrash.在失事飞机上的六个人,仅一人幸存。Ofthesixpeopleintheplanethatcrashed,onlyonesurvived.

经历暴风雪，房子依然没事。

Thehousesurvivethestorm.这种风格是上个世纪遗留下的。

Thatfashionsurvivedfromlastcentury.

[难句分析](line7)Forapersontobecomeinfected,bloodorsexualfluidthatcarriesthevirus,hastogetinsidethebodythroughbrokenskinorbyinjection.携带病毒的血液或体液必须通过皮肤上的创口或通过注射才能进入人体，使人受感染。（）句子主干定语从句Untilthathappens,youneedtoprotectyourself.(line10)untilprep./

conj.

直到;在...以前Shewasabankclerkuntilthewar,whenshetrainedasanurse.

她战前是个银行职员，战时受训当了护士。HelivedinCaliforniauntilhewastwenty.他在加里弗尼亚一直住到20岁。

conj.prep.练一练请你等到明天。Pleaseuntiltomorrow.等到雨停了再说吧。Waituntiltherainstops.在他父亲给他在加拿大找到差事前,他一直在香港工作。HeworkedinHongKonguntilhisfatherfoundhimajobinCanada.

[联想]not…until…

“直到…才…”，常与瞬间动词连用。他们直到今天晚上才离开。Wedonot________until___________.街上的吵闹声直到深夜才停止。Thenoiseinthestreetdidn't______until___________.你不放我走我就一直喊叫。

Iwon'tstopshoutinguntilyouletmego.leavethiseveningstopmidnight复习notuntil

…在句首,主句用部分倒装。直到19世纪初,人类才知道热能是什么。Mandidn’tknowwhatheatisuntiltheearlyyearsofthe19thcentury.Notuntiltheearlyyearsofthe19thcenturydidmanknowwhatheatis.

Ididn’tgotosleepuntilmymothercameback.NotuntilmymothercamebackdidIgotosleepHerearesomethingsyoucandotomakesureyoustaysafe．(line11)

stay

linkv.“继续不变，维持，保持，仍然是”，后接名词、形容词、副词、介词短语，分词等作表语。我希望天气能持续放晴。Ihopetheweatherwill

stayfine.

Bloodformanotherpersoncanstayonorintheneedle.(line13)stay

vi．停留(在某处)，留下，留宿，暂住，做客It'slatethatnightandhestayedinthehotel.试一试他通宵不睡。Hestayed____allnight.本周气温一直都很热。

Thetemperaturehasstayed___thisweek.

这封信在我抽屉里放了一整天。

Thisletterstayedinmydrawerallday．latehottellv.

识别;辨别~AfromB我实在看不出哪个是哪个。

Ireallycan'ttellwhichiswhich.他们都分辨不出汤姆和他的孪生兄弟。

TheyallcannottellTomfromhistwinbrother.homosexual

n.同性恋者adj.同性恋的homo-构词成分

“thesame”

同;相同homophonen.同音异形异义字

homogeneous

adj.同质的Bloodcouldhavespiltontoit.血有可能会溅到上面。[要点提示]couldhavedonesth

表示对过去发生的事情的肯定猜测。couldhavedone有时也可以表示“本该做的事没有做”，说话人有抱怨、遗憾的意思。1)Thewomanlookedupset,sosomething_________________(happen)toher.2)We_______________(take)thesamecar,butyoulefttooearly.wouldhavehappenedwouldhavetakenbelikelytodosth.意为“可能做某事”Itislikelythat…

意为“某事是有可能的”。敌人可能在夜间展开下一轮进攻。

Theenemyarelikelytobeginanotherattackatnight.很可能她这次会接受这项工作。

Itislikelythatshewillaccepttheofferthistime.Anaccidentislikely_____attheintersection.A.happen

B.happenedC.happeningD.tohappenLet’sgeteverythingreadynow.Itis___thatthemeetingwillbeginsoon.A.possiblyB.probablyC.likelyD.perhapsDCSummary:likely可用于下列句型中：1.Itislikelythat...2.sb.think(feel,consider)itlikely...3.sb./sth.belikelytodosth.但下面的句型是错误的Itislikelyforsb.todosth.HIVisvirus.Avirusisverysmalllivingthing_____causesdisease.Therearemanydifferentviruses,forexample,thefluvirusortheSARSvirus.HIV______(weak)aperson’simmunesystem;_______,thepartofthebodythatfightsdisease.YoucanhaveHIVinyourbloodforalongtime.But________(eventual)HIV