七年级英语下册Unit6Electricity期末知识点汇总DOC范文整理.docx
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七年级英语下册Unit6Electricity期末知识点汇总DOC范文整理
七年级英语下册Unit6Electricity期末知识点汇总
oent可数名词,意为”瞬间;片刻”如:
I’dlietotaltoyouforaoent.
与oent相关的短语:
aoentago刚刚;刚才如:
Heashereaoentago.
attheoent现在;此刻如:
Heisathoeattheoent.
aitaoent等一会儿如:
aitaoent,please.
later副词,意为”后来;以后”
attheoent此时此刻;fortheoent暂时;inaoent过一会儿;atanyoent任何时刻
apacetof一袋
不可数名词没有复数形式,在表示数量时,常用“a+单位量词+of+不可数名词”结构。
如:
apieceofeat;apieceofpaper;
aglassofapplejuice;abagofil数词+单位量词+of+不可数名词\可数名词复数
如:
toglassesofater;threecupsoftea;
topacetsofseets;threebagsofpencils
inaay在某种程度上
ontheay在路上;intheay挡道;
inthisay这边走;bytheay顺便问下
connect连接…常用结构:
beconnectedtosth.连接到……
connectsth.to/ith…把…和…连接起来.
如:
TurnonyourputerandconnectittotheInternet.
TherailaylineconnectsuhantoShanghai.
poerstation发电站
ashingachine洗衣机
sitchoff=turnoff关掉
tidyup收拾整理=putaa
0.aircondition空调
1.einto进入……之内
providesb.ithsth.供应给某人某物
如:
Thesunprovidesusithlightandheat.
“为某人提供某物”还可以用providesth.forsb.
3.“asany+复数名词+as”意为”和……一样多的…”
如:
Ihaveasanyboosasyou.我和你有一样多的书.
“asuch+不可数名词+as”意为”和…一样多的…”
如:
ybrotherdrinsasuchilasIeveryday.
sharesth.ithsb.与某人合用/分享某物
“eep+sb./sth.+形容词”意为“让某人/某物保持某种状态”。
eepdoingsth.连续不断地做某事,一直做。
强调不断重复的动作。
如:
LiLeieepsbuyingboosaboutcars.李雷不断地买有关车的书。
eepsb./sth.doingsth.让某人不断地做某事
eepsb.frodoingsth.阻止某人做某事
如:
eusteepthefrogettingtonoourplans.我们必须防止他们知道我们的计划。
atleast至少
aesure务必,确信
eygraar
情态动词
一、情态动词的定义
情态动词是一类用于表示说话人的语气和情态的助动词。
常表示命令、请求、拒绝、义务、可能、需要等。
二、情态动词的特点
情态动词无人称和数的变化,
情态动词后面跟的动词需用原形,否定式构成是在情态动词后面加"not"。
个别情态动词有过去式,过去式用来表达更客气,委婉的语气,时态性不强,可用于过去,现在。
三、情态动词的用法
can/could;can’t/couldn’t
)表示能力,意为“能、会”,例如:
如:
IcanspeaalittleEnglish.--canyourideabie?
Ican’tsi.--yes,Ican./No,Ican’t.
)表示请求或允许,多用于口语中,意为“可以、能”等
如:
youcangohoeno.现在你可以回家了--canIborroyourbie?
youcan’tstopyourcarhere.--yes,youcan./No,youcan’t.
)用于否定句、疑问句中,表示猜测、怀疑或不肯定.
如:
Lucycan’tbeathoeno,sheenttotheparjustno.
herecanitbe?
Ican’tfindyfootball.
【注意:
】
)could是can的过去式,有两种用法,一种表示过去式;一种用来表达更加客气,委婉的语气,时态性不强,可用于过去,现在。
)beableto意为“有能力,能够做...”,相当于can/could,但它有人称,数和时态的变化。
ay;aynot
)表示“请求,许可”,此时与can同义,可以互换使用
如:
ayIborroyourbie?
canIborroyourbie?
yes,youay./No,youaynot.yes,youcan./No,youcan’t.
)ay/ight表示不太肯定的猜测,意为“有可能”
如:
Lucyayetoschoollatetoday.
Itightraintoday.
【注意】:
ight是ay的过去式,有两种用法,一种表示过去式,一种表示更加委婉,客气的语气或对可能性的怀疑。
ust;ustn’t
)ust,ustn’t
如:
youustgotobedbefore22:
00p.
youustn’tplayithfire.It’sdangerous!
--ustIritedonthesentences?
--No,youneedn’t.
注意:
在回答ust的疑问句中,否定回答用needn’t或don’thaveto表示“不必”,不用ustn’t
)ust还可以表示非常肯定的猜测,意为“一定”
如:
ThegirlinaredsirtustbeLucy.
)ust/haveto的区别:
①.ust表示必须,强调主观上的愿望;haveto表示“不得不”,强调客观需要
如:
youustgobebedbefore22:
00p.ybieisbroen,soIhavetogotoschoolonfoot.
②.haveto有人称、数、时态的变化;ust则没有。
如:
Ihavetocleantheclassrootoday.Shehastofinishherhoeorfirst.
Itaslate,hehadtogotoschoolithoutbreafast.
Practice
一、选择填空:
uaeseeatanappleeveryday______thedoctoraay.
A.eepsB.iseptc.toeepD.ept
I’gettingfatterandfatterno.hatshouldIdo,doctor?
--you’dbettereat______foodandtae______exercise.
A.less;lessB.ore;orec.ore;lessD.less;ore
---hatcanIdoforyou?
---I’dlieto_______.
A.pacetofteaB.pacetsofapplec.pacetsofteaD.pacetofapples
aterestoourflats__________pipesunderthestreets.
A.acrossB.alongc.throughD.over
Andyangloos_________today.Heislaughingalltheay.
A.happyB.happilyc.sadD.sadl
Theputerisconnected_______aachine.
A.atB.toc.onD.in
ourheadteacherisindtousandsheislieourother,_____.
A.ontheayB.bytheayc.inaayD.inthea
________youshoetheaytothenearestundergroundstation?
A.ayB.ustc.canDshould
Electricity__________ourlifeeasier,eustsaveit.
A.aeB.aesc.isaingD.ade
0.jasonputsoericeinthepotand__________thericecooer.
A.openedB.sitchedonc.closedD.turnedoff
1.Iashedalotofclothes.hocan_______?
A.tidyuptheB.tidytheupc.tidyitupD.tidyupit
Iasedhitice.Buthedidn’t______yquestions.
A.ansersB.ansertoc.replyD.replyto
3.Thereare_________syllablesintheord“cheical”.
A.toB.threec.fourD.eight
—john:
ayIhaveapacetofseets?
—Shopassistant:
________________
A.No,itisnotyoursB.o,hereyouarec.That’sagoodideaD.hynot?
EarthHourstartedinXXin________.
A.theUSAB.chinac.theUD.Australia
二、用同义词替代句中的划线部分。
.“Idon’tthinitisagoodaytoorouttheproble.”repliedrhite.
A.saidB.anseredc.asedD.thought
Don’tloosofoolish.Itisaveryeasyquestion.
A.sillyB.happyc.clever
----canIasyouaquestion?
----aitforaoent,I’ing.
A.alongtieB.ashorttiec.atonce
Theboyisliehisfather.
A.liesB.soundsliec.looslie
youneedn’tfinishtheortoday.
A.don’thavetoB.can’tc.ustn’t
三、用单词的适当形式填空:
yaoingisverytall.Heisat______toetrestall.
iththis_______blanet,thegrandpaon'tfeelcoldininter.
It’s_____________ofyoutobuysuchadress.Itloossougl
Thereotecontroldoesn’torno.Ithineneedtochangetheto_________init
ourrooisdirtyand_____________.Ithinyounohatyouneedtodono
Aoent_____,Daisycaebac.
Benny______“canyougeteabagofseets?
”
canTo_____English?
Electricityisveryhelpful,buteustreeberthe_____rules.
0.eustn’ttouchtheTVsetithouret______becauseitisdangerous.
四、语法,情态动词专练
----ayIborroyourboos?
----yes,you______.
A.ayB.canc.ustD.need
---canhespeaEnglish?
----________.
A.yes,hedoesB.yes,hedidc.yes,hecanD.yes,heust
----_______Isihere?
----I’sorry.children_____sialonehere.
A.ust;can’tB.ay;ustc.can;ustn’tD.can’t;can
iththehelpofthenetechnology,you_____e-ailyourfriendsbyobilephone.
A.canB.ustc.needD.should
----canIgofishingithyou,Dad?
-----No,you_____.you______stayathoeanddoyourhoeor.
A.on’t;ayB.can’t;ustc.shouldn’t;oughtD.needn’t;should
Thoas,pleasebequiet.Theothers_____hearveryell.
A.can’tB.ustn’tc.shouldn’tD.needn’t
It’sveryartoday.you____earthecoat.
A.ustB.don’thavetoc.havetoD.ustn’t
Looatthatanoverthere.hebeourteacherr.Luo?
--Hebehi.HehasgonetoBeijing.
A.ay;ustB.can;ayc.can;can’tD.ay;can’t
you_____talloudlyinthelibrary.
A.don’tB.ustn’tc.needn’tD.don’thaveto
0._____clibthattalltree?
A.DoyouneedB.Areyouneedc.NeedyouD.Needyouto
1.Soear-heartedanials___hibernate
A.needn’tB.doesnotneedtoc.needn’ttoD.don’tneed
____Igoandapologizetoyteacherforyistae?
A.ShouldB.Needc.canD.a
3.They_____doellintheexa.
A.canbeabletoB.beabletoc.areabletoD.aableto
ustIretruntheagazinetoyourightno,Sandy?
No,you______.you_____eepituntilnextednesday.
A.ustn’t;ayB.needn’t;ustc.needn’t;canD.can’t;a
Ichangethebulbno?
--No,youaynot.
yousitchofftheelectricity.
A.can;needB.ay;ustc.ust;ustD.can;ust
john____etoseeustonight,butheisn’tverysureyet.
A.ayB.canc.hastoD.ust
----IsToathoeno?
----Hebeathoeno.BecauseIhisroojustno
andheansered.
A.ust;calledB.can’t;phonec.ay;calledD.ust;phoned
ShallItellTosoethingaboutit?
--No,you.
A.ustn’tB.needn’tc.can’tD.on’t
yotherisill.SoItolooafterylittlebrother.
A.ustB.ayc.havetoD.should
0.you____goandseeadoctoratoncebecauseyou’vegotafever.
A.canB.ustc.dareD.ould