高中英语 Unit 21 Human Biology单元重点小结 北师大选修7

单元重点小结整理课件重点词汇重点句型重点语法功能走近高考拓展阅读1.

vt.反对→

adj.相反的;对面的→

adj.反对的

Thestudentslivingfarawayfromtheschoolarestrongly

totheplan.Thatistosay,theystrongly

theplan.

2.

adj.每年的;年度的→

adv.每年地;年度地

Themeetingisheld

.

3.

adj.荣幸的→

n.荣幸;特权

Educationisa

inancienttimes.

4.

n.信心→

adj.忠诚的;忠实的

Weshouldhave

inourfriends;atthesametime,weshouldbe

toourfriends.

opposeoppositeopposedopposedoppose

annualannuallyannually

privilegedprivilegeprivilege

faithfaithfulfaithfaithful

整理课件重点词汇重点句型重点语法功能走近高考拓展阅读5.

n.担心;担忧→

adj.担心的;担忧的

abouthermother’sillness,shecan’tsleepwell.

atallcosts

straightaway

atrandom

gotthrough

cameacross6.Thenamewaschosen

.

7.Hearingthenews,heleft

.

8.Youmuststopthepressfromfindingoutthetruth

.

9.He

thebookhehadbeenlookingforinabookshop.

10.Hehas

halfofthework.

concernconcernedConcerned

atrandomstraightawayatallcostscameacross

gotthrough整理课件重点词汇重点句型重点语法功能走近高考拓展阅读1.IfAmericanathleteMarionJones

drugs,

she

madeintotheOlympicsatall?

如果美国运动员玛里昂·琼斯没有服用兴奋剂的话,她能成功参加奥运会吗?2.Inthefuture,athleteswho

mightbeabletodothe100metresdashinjust8secondsorthemarathoninlessthantwohours.

将来,改变了基因的运动员有可能创下8秒跑完百米的纪录或不到两个小时跑完马拉松的纪录。hadn’ttakenwouldhave

havetheirgeneschanged

整理课件重点词汇重点句型重点语法功能走近高考拓展阅读3.

parallelsbetweenBirdFluandakillerepidemicinthepast,JimSmithlooksthroughthehistoryofepidemicsforcluesaboutwhatthefuturemighthold.

当近来媒体报道将禽流感与过去的流行性传染病相提并论时,为寻找未来将会发生什么的线索,吉姆·史密斯查询了一下流行病的历史。4.

theFirstWorldWarandleftfamiliesmourningworldwide.

它爆发于第一次世界大战接近尾声时,使全球的家庭陷入了一片哀声之中。WithrecentpressreportsdrawingItstruckneartheendof整理课件重点词汇重点句型重点语法功能走近高考拓展阅读5.I’vebrokenbonesbefore.However,thisisthefirsttime

.

我以前摔断过骨头,但是这是我第一次弄断腿。I’vebrokenmyleg整理课件重点词汇重点句型重点语法功能走近高考拓展阅读错综条件句1.Ifyou

(study)harderbefore,you

(be)auniversitystudentnow.

2.Ifyou

(notwatch)TVthatlatelastnight,you

(notbe)sosleepynow.

3.Ifhe

(spend)moretimepractisingspeakingEnglishbefore,he

(be)abletospeakitmuchbetternow.

4.Sorry,Iamtoobusynow.IfI

(have)time,Iwouldcertainlygoforanoutingwithyou.

hadstudiedwouldbehadnotwatchedwouldnotbe

hadspentwouldbe

had

整理课件重点词汇重点句型重点语法功能走近高考拓展阅读情态动词5.I

speakEnglishwhilehecan’t.

6.Ithinkhe

cometomorrow.

7.Johnpromisedhisdoctorhe

notsmoke,andhehasneversmokedeversince.

8.—Ihaven’tgotthereferencebookyet,butI’llhaveatestonthesubjectnextmonth.—Don’tworry.You

haveitbyFriday.

9.—Idon’tcarewhatpeoplethink.—Well,you

.

10.

youplaythepianowheneverybodyelseissleeping?

11.—MayIsmokehere?—Ifyou

,chooseaseatinthesmokingsection.

can

may/will

would

shall

should

Mustmust整理课件重点词汇重点句型重点语法功能走近高考拓展阅读Giving

or

asking

for

advice(给出或寻求建议)It’simportanttoplan...(计划……是重要的。)Ithinkyoushould...(我认为你应该……)Whattipshaveyougotfor...?(对于……你有什么建议?)IfIwereyou,...(如果我是你,……)Youmustn’t...(你决不可以……)整理课件重点词汇重点句型重点语法功能走近高考拓展阅读完形填空解题技法之人物情感、态度透析法由于作者在写作的过程中,难免会夹杂自己的情感,因此在做题的过程中,考生要仔细体会作者对所描写的人物或者发生的事件的态度,这样将有助于确定正确的答案;同时,考生在平时也要多注意某些形容词及与之相对应的副词的用法。整理课件重点词汇重点句型重点语法功能走近高考拓展阅读【高考典例1】...Barking37(loudly)intotheair,thedog38(searched)throughthewoodsuntilhefoundthe39(house).Butthegirlwasnotthere,soheheadedbacktothewoods.Muchtohis

40

,hesawhismistress’blueshirtinthedistance...

40.A.satisfaction

B.disappointmentC.embarrassment D.delight解析：40.D此题要求考生辨析情感类名词。狗一直在寻找它的小主人,最终看到了小主人的蓝衬衫,自然是高兴了。故delight是最佳答案。整理课件重点词汇重点句型重点语法功能走近高考拓展阅读【高考典例2】...45(However),myparentsshowednointerestinmygarden.Myfathereven46(shouted)atmebecausehefounditwas47(troublesome)tomovearoundmygardentothedriveway.Tomymother’s

48

,Iputinhervasemyrealroseswhich,inhereyes,weresimplyweeds49(ratherthan)flowers.

48.A.sadness B.displeasureC.delight D.relief解析：48.B故事一开始交代了作者出于逆反心理,建起了花园,父母很不高兴,从这一段的字里行间也能看得出,父亲认为花园妨碍了他走路;母亲认为插放在花瓶中的玫瑰是杂草而不是鲜花,由此可知,父亲和母亲对作者的做法感到很生气,故此处选B项。整理课件重点词汇重点句型重点语法功能走近高考拓展阅读【文章导语】

Have

you

have

heard

of

Cholera?It

was

once

a

killer.Many

people

died

every

time

there

was

an

outbreak.Thanks

to

John

Snow,it

was

defeated

and

a

lot

of

people

were

savedJohn

Snow

Defeats“King

Cholera”JohnSnowwasafamousdoctorinLondon—soexpert,indeed,thatheattended1QueenVictoriaasherpersonalphysician2.Buthebecameinspiredwhenhethoughtabouthelpingordinarypeopleexposed3tocholera.Thiswasthedeadlydiseaseofitsday.Neitheritscausenoritscurewasunderstood.Somanythousandsofterrifiedpeoplediedeverytimetherewasanoutbreak.JohnSnowwantedtofacethechallengeandsolvethisproblem.Heknewthatcholerawouldneverbecontrolleduntilitscausewasfound.整理课件重点词汇重点句型重点语法功能走近高考拓展阅读Hebecameinterestedintwotheoriesthatpossiblyexplainedhowcholerakilledpeople.Thefirstsuggestedthatcholeramultipliedintheair.Acloudofdangerousgasfloatedarounduntilitfounditsvictims4.Thesecondsuggestedthatpeopleabsorbed5thisdiseaseintotheirbodieswiththeirmeals.Fromthestomachthediseasequicklyattackedthebodyandsoontheaffectedpersondied.JohnSnowsuspected6thatthesecondtheorywascorrectbutheneededevidence.SowhenanotheroutbreakhitLondonin1854,hewasreadytobeginhisenquiry.Asthediseasespreadquicklythroughpoorneighbourhoods,hebegantogatherinformation.Intwoparticularstreets,thecholeraoutbreakwassoseverethatmorethan500peoplediedintendays.Hewasdeterminedtofindoutwhy.整理课件重点词汇重点句型重点语法功能走近高考拓展阅读Firsthemarkedonamaptheexactplaceswhereallthedeadpeoplehadlived.Thisgavehimavaluableclueaboutthecauseofthedisease.ManyofthedeathswerenearthewaterpumpinBroadStreet(especiallynumbers16,37,38and40).Healsonoticedthatsomehouses(suchas20and21BroadStreetand8and9CambridgeStreet)hadhadnodeaths.Hehadnotforeseenthis,sohemadefurtherinvestigations.Hediscoveredthatthesepeopleworkedinthepubat7CambridgeStreet.Theyhadbeengivenfreebeerandsohadnotdrunkthewaterfromthepump.Itseemedthatthewaterwastoblame.整理课件重点词汇重点句型重点语法功能走近高考拓展阅读Next,JohnSnowlookedintothesourceofthewaterforthesetwostreets.HefoundthatitcamefromtheriverpollutedbythedirtywaterfromLondon.HeimmediatelytoldtheastonishedpeopleinBroadStreettoremovethehandlefromthepumpsothatitcouldnotbeused.Soonafterwardsthediseasesloweddown.Hehadshownthatcholerawasspreadbygermsandnotinacloudofgas.InanotherpartofLondon,hefoundsupportingevidencefromtwootherdeathsthatwerelinkedtotheBroadStreetoutbreak.Awoman,whohadmovedawayfromBroadStreet,likedthewaterfromthepumpsomuchthatshehaditdeliveredtoherhouseeveryday.Bothsheandherdaughterdiedofcholeraafterdrinkingthewater.WiththisextraevidenceJohnSnowwasabletoannouncewithcertaintythatpollutedwatercarriedthevirus.整理课件重点词汇重点句型重点语法功能走近高考拓展阅读Topreventthisfromhappeningagain,JohnSnowsuggestedthatthesourceofallthewatersuppliesbeexamined.Thewatercompanieswereinstructed7nottoexposepeopletopollutedwateranymore.Finally“KingCholera”wasdefeated.整理课件重点词汇重点句型重点语法功能走近高考拓展阅读译文约翰·斯诺击败“霍乱王”约翰·斯诺是伦敦一位著名的医生——他的确医术精湛,因而成为照料维多利亚女皇的私人医生。但当他一想到要帮助那些得了霍乱的普通百姓时,他就感到很振奋。霍乱在当时是最致命的疾病,人们既不知道它的病源,也不了解它的治疗方法。每次暴发霍乱时,就有大批惊恐的老百姓病死。约翰·斯诺想面对这个挑战,解决这个问题。他知道,在找到病源之前,霍乱疫情是无法控制的。斯诺对霍乱致人死地的两种推测都很感兴趣。一种看法是霍乱病毒在空气中腐殖着,像一股危险的气流到处飘浮,直到找到病毒的受害者为止。第二种看法是在吃饭的时候人们把这种病毒引入体内的。病从胃里发作而迅速殃及全身,患者就会很快地死去。整理课件重点词汇重点句型重点语法功能走近高考拓展阅读斯诺推测第二种说法是正确的,但是他需要证据。因此,在1854年伦敦再次暴发霍乱的时候,约翰·斯诺着手准备对此调研。当霍乱在贫民区迅速蔓延的时候,约翰·斯诺就开始收集资料。他发现特别在两条街道上霍乱流行的很严重,在10天之内就死去了500多人。他决心要查明其原因。首先,他在一张地图上标明了所有死者住过的地方。这提供了一条说明霍乱起因的很有价值的线索。许多死者是住在宽街的水泵附近(特别是这条街上16、37、38、40号)。他发现有些住宅(如宽街上20号和21号以及剑桥街上的8号和9号)却无人死亡。他以前没预料到这种情况,所以他决定深入调查。他发现,这些人都在剑桥街7号的酒馆里打工,而酒馆为他们免费提供啤酒喝,因此他们没有喝从宽街水泵抽上来的水。看来水是罪魁祸首。整理课件重点词汇重点句型重点语法功能走近高考拓展阅读接下来,约翰·斯诺调查了这两条街的水源情况。他发现,水是从河里来的,而河水被伦敦排出的脏水污染了。他马上叫宽街上惊慌失措的老百姓拆掉水泵上的把手。这样,水泵就用不成了。不久,疫情就开始得到了缓解。他证明了,霍乱是由病菌而不是由气团传播的。在伦敦的另一个地区,他从两个与宽街暴发的霍乱有关联的死亡病例中发现了有力的证据。有一位妇女是从宽街搬进来的,她特别喜欢那里的水,每天都要派人从水泵打水运到家里来。她和她的女儿喝了这种水,都得了霍乱而死去。有了这个特别的证据,约翰·斯诺就能够肯定地宣布,这种被污染了的水携带着病菌。为了防止这种情况的再度发生,约翰·斯诺建议所有水源都要经过检测。自来水公司也接到指令,不能再让人们接触被污染的水了。最终,“霍乱王”被打败了。整理课件重点词汇重点句型重点语法功能走近高考拓展阅读词海拾贝1.attend/ə̍tend/vt.照顾;护理;出席;参加2.physician/fI̍zIʃn/n.医生;内科医师3.expose/Ik̍spəʊz/vt.暴露;揭露4.victim/̍vIktIm/n.受害者5.absorb/əb̍sɔːb/vt.吸收6.suspect/sə̍spekt/vt.怀疑7.instruct/In̍strʌkt/vt.命令;指示;教导整理课件重点词汇重点句型重点语法功能走近高考拓展阅读理解诱思1.Acco