(人教版)高考英语一轮复习课件选修八8.2 Unit 2　Cloning (含答案)

Unit2

Cloning-2-高频词汇难点句型1.differ

vi.不同;相异[经典例句]Inthisrespect,French

differsfromEnglish.在这方面,法语不同于英语。different

adj.不同的differ

from=be

different

from与……有区别,与……不同difference

n.差异;不同make

a

difference有影响;起(重要)作用单句填空①There’snotmuch

(different)inpricebetweenthetwocomputers.

②Itisyourattitudethatmakesthegreatest

(different).

③TheoriginalCinderellaissodifferent

theDisneyversion.

differencedifferencefrom-3-高频词汇难点句型2.undertake

vt.(undertook,undertaken)

着手;从事;承担;保证,答应[教材原句]Itisadifficulttasktoundertake.(Page11)这是一项很难完成的任务。undertake

to

do

sth.保证/答应做某事undertake

that...保证……undertake

for为……担保用所给词的适当形式填空

①Heundertook

(be)hereatteno’clock.

②Nowmostprojects

(undertake)bytheyoungengineeronhisown.

tobeareundertaken-4-高频词汇难点句型3.pay

off得到好结果;取得成功;偿清[教材原句]Butatlastthedeterminationandpatienceofthescientistspaid

offin1996withabreakthrough—thecloningofDollythesheep.(Page11)但是决心和耐心使科学家们最终于1996年收获了突破性的结果——克隆羊“多莉”。pay

for为……而付钱;为……付出代价pay

to

do

sth.花钱做某事pay

back

偿还;报答pay

a

visit

to参观……pay

attention

to注意-5-高频词汇难点句型单句填空①Ifstudentshavetopay

theireducation,theynotonlyworkharder,butalsodemandmorefromtheirteachers.

②Thisworkisstartingtopay

.Theannualdeathrateforadultcondorshasdroppedfrom38%to5.4%.

③Whenyouhavedinnerwithfriends,youwilloftennoticesomeonepayingmoreattention

hismobilephone.

foroffto-6-高频词汇难点句型4.objection

n.不赞成;反对;异议[教材原句]Ontheotherhand,Dolly’sappearanceraisedastormofobjectionsandhadagreatimpactonthemediaandpublicimagination.(Page12)另一方面,多莉的出现引起了一阵强烈的反对声,对媒体和公众的想象力也产生了极大的影响。have

an

objection

to反对object

vi.反对;不赞成

n.物体;目标object

to

(doing)

sth.反对(做)某事-7-高频词汇难点句型用所给词的适当形式填空

①UnlessourmanagerobjectstoTom’s

(join)theclub,weshallaccepthimasamember.

②Despitethose

(object)bytheWhiteHouse,theSenatevotedtodaytocutoffaid.

③Moststudentsobjectto

(charge)forparkingonthecampus.

joiningobjectionsbeingcharged-8-高频词汇难点句型5.obtain

vt.获得;赢得[高考佳句]Abuild-it-yourselfsolarstill(蒸馏器)isoneofthebestwaystoobtaindrinkingwaterinareaswheretheliquidisnotreadilyavailable.(2017·全国Ⅰ卷)在液体不容易得到的地方,一个自制的太阳能蒸馏器是获得饮用水的最佳方式之一。obtain

by通过……获得obtain

from/through从……中获取obtain

in在……地方流行,适用于完成句子①Ihaven’tbeenableto

(买到那本书)anywhere.

②Detailscanbe

(从……获得)theMinistryofEducation.

obtainthatbookobtainedfrom-9-高频词汇难点句型6.forbid

vt.(forbade/forbad;forbidden)

禁止;不准[教材原句]Somebegantoreformtheirlegalsystemsandforbaderesearchintohumancloning...(Page12)有些政府开始改革他们的法律制度,禁止进行克隆人的研究……forbid

sb.to

do

sth.禁止某人做某事forbid

doing

sth.禁止做某事forbid

that...禁止……[从句中常用“(should+)动词原形”]用所给词的适当形式填空

①Highschoolgirlsinthecountry

(forbid)towearlonghairatthattime,whichyoumaythinkquitestrange.

②Theregulationsforbid

(smoke)inthetheatre.

③Theguardforbadeus

(look)outofthewindowwhenthetrainwasmoving.

wereforbiddensmokingtolook-10-高频词汇难点句型7.owe

vt.欠(账、钱、人情等);归功于……[教材原句]Youowetheladyanapology.(Page13)你欠这位女士一个道歉。owe

sb.sth.=owe

sth.to.sb.欠某人……owe...to...把……归功于……owing

to因为;由于单句填空①Weowetoomuch

ourPLAmen,withoutwhomwecouldn’thavesurvivedfromthedisaster.

②

(owe)toherbalanceddietandregularexercise,sheisveryslimandathleticinshape.

toOwing-11-高频词汇难点句型1.The

fact

that

she

seemed

to

develop

normally

was

very

encouraging.(Page

11)多莉在正常地成长这一事实很令人鼓舞。

that在句中引导一个同位语从句,用以解释前面的名词fact的具体内容。(1)在名词news,information,fact,word,idea,advice,chance,possibility,belief等后常用同位语从句。(2)同位语从句也可以由连接代词who,what,whose,which和连接副词how,when,where,why或从属连词

whether来引导。单句填空①Iheardthenews

ourteamhadwon.

②Hemustanswerthequestion

heagreestoitornot.

③Thequestion

willtakehisplaceisstillnotclear.

thatwhetherwho-12-高频词汇难点句型2.The

advantage

is

that

if

there

is

a

new

illness

some

of

these

animals

may

die,but

others

will

survive

and

pass

on

the

ability

to

resist

that

disease

to

the

next

generation.(Page

15)其优势在于如果出现了某种新的疾病,这类动物中的一些可能会死去,另外一些却能存活下来,并把抵抗那种疾病的能力传给下一代。

The

advantage/strength

of...is

that...……的优势是……The

disadvantage

of...is

that...……的不足是……The

drawback

of...is

that...……的缺点是……The

problem

of...is

that...……的问题是……-13-高频词汇难点句型单句填空①Theadvantageofusingyouruniversityaccommodationis

youcangetsupportifyouhaveaproblem.

单句改错

②Thedrawbackofthepopularityofcarsarethatitbringsaboutsomuchairpollution.thatare→is

-14-ⅠⅡⅢⅠ.单句填空1.It’seasytotellthe

(differ)betweenbutterandmargarine.

2.JackieChanenjoysgreat

(popular)bothinHongKongandinland.

3.Pleaseputforwardyourreasonsforyour

(object)totheplan.

4.Oncewe’vepaid

thedebts,we’llowemoneytonoone.

5.Wewished

(obtain)first-handinformation.

6.Iwillforbidyou

(leave)unlessyouapologizeforwhatyouhavedone.

7.Heoweshisgoodhealth

hisregularlife.

differencepopularityobjectionofftoobtaintoleaveto-15-ⅠⅡⅢ8.Ihaveasweettoothandcan’tresist

(eat)chocolateandicecream.

9.OnAugust26,1999,NewYorkCity

(strike)byaterriblerainstorm.

10.ThegrassneedscuttingbutIcan’tbebothered

(do)ittoday.

eatingwasstrucktodo-16-ⅠⅡⅢⅡ.单句改错1.Isheinthefavourofcloningoragainstit?2.Iobjecttogoclimbingonsucharainyday.3.Whatwasstruckuswasthegreatnumberofbicyclesonthestreets.4.ThereisnopossibilitywhetherTomcanwinfirstprizeinthecompetition.5.Afterseveralyears,thecarisinapoorcondition.去掉the

go→going

去掉第一个was

whether→that去掉a

-17-ⅠⅡⅢ6.Owetothebadweather,thesportsmeethadtobeputoff.7.You’vedonesomuchworkthatyouboundtopasstheexam.8.Thegirlwasbroughtbacktoherlifebythedoctorsandnurses.9.Hewasadmittedtoakeyuniversity.Histhreeyearsofhardworkwasfinallypaidoff.Owe→Owing

在bound前加are

去掉her去掉第二个was-18-ⅠⅡⅢⅢ.话题微写作翻译下面5个句子,然后通过合理想象整合成一篇短文。1.一条新的铁路肯定会在我们城市建设的。(bound)2.这项工程引起了一阵强烈的反对声,对市民产生了巨大的影响。(object)3.尽管市长同意这个计划,但没作直接回答。(infavourof)Anewrailwayisboundtobebuiltinourcity.Theprojectraisedastormofobjectionsandhadagreatimpactonthecitizens.Thoughthemayorwasinfavour