Unit3期末复习课件牛津上海版（试用本）八年级英语下册

Electricity期末复习Unit3U3复习短语精选

inaway=partly在某种程度上flowthrough...流过becarefulwith对…小心change...into...=turn…into…把…变成differentformsofenergy各种种类的能量thinkof/about想起，考虑beconnectedto被连接到beburiedunderthestreet被埋在街道下inonewayoranother在一个或另一个方面switchon=turnon打开

；switchoff=turnoff关掉

encouragesbtodosth鼓励某人做某事____________________________电流通过电线传输1.“Electricityflowsthroughawire.”(1)electricity相关词转辨析___________(与电有关的):_____________________家用电器_____________(带电的,用电工作的):_____________电热水壶

_____________电风扇

______________触电____________(电子的):__________________电子词典

__________________电子计算器electricalelectrickettleelectricalapplianceelectricelectricfanelectricshockelectronicelectronicdictionaryelectroniccalculator_______________________________________________1.“Electricityflowsthroughawire.”(2)through(prep.)通过；穿过(3)辨析：through/across/over

through从_______穿过；

across从_______经过；

over从_______越过e.g.,Aplaneflew___________thehouse.Hewalked_____________theforest.Hewalked_____________theroadcarefully.内部throughover表面上方across2._______________________________________________“Althoughelectricityismuchmoredangerousthanwater.”

much修饰比较级(a)much/alot+形容词比较级，表示“……得多”

e.g.,He’sfeeling____________today.(他今天感觉好多了)(b)abit/alittle+形容词比较级，表示“稍微”

e.g.,Canyou

cometoschool_______________tomorrow?(明天你能早点到校吗)muchbetteralittleearlier尽管电比水危险多了2._______________________________________________“Althoughelectricityismuchmoredangerousthanwater.”(c)even+形容词比较级，表示“甚至，更”e.g.,Thisbookis________________thanthat.这本书比那本书甚至更有用(d)倍数、分数、百分数等表示数量的词常放在比较级前表示具体差别。

e.g.,MybrotheristhreeyearsolderthanI.evenmoreuseful3.___________________________________

你能告诉我它(电)是什么样子的吗？“Canyoutellmewhatitlookslike?”句型：Whatdoeshelooklike?=Whatishelike?他长什么样？Lily’smotherwasabeautywhenshewasyoung.(对划线部分提问)

_____doesLily’smotherlook______whenshewasyoung?

_____isLily’smother______whenshewasyoung?2）翻译句子：

-你的姐姐长什么样？

_____________________________/________________________

-她很高很漂亮。

______________________________Whatlike

Whatlike

Whatdoesyoursisterlooklike?Whatisyoursisterlike?Sheistallandbeautiful.4.(a)表示能力，”能，会”

(=beableto)(b)表示___________，”有时会，可能会”

e.g.,ItcanbehotinShanghaiinsummer.(c)表示请求和允许，”可以”

(d)表示_____,常用于否定或疑问句，“能，可能”(cannotbe=can’tbe)e.g.,Thegirl________________.

这个女生不可能是Lily可能性推测情态动词cancan’tbeLily4.(a)表示许可，“可以”，比can或could更正式

________________________________你现在可以离开了。(b)MayI...?句型表示请求许可肯定回答：Yes,youmay./Yes,youcan./Yes,please.否定回答:No,youmaynot./No,youcan’t.___________________________________我可以借你的自行车吗？____________________________________好的，可以。/不，不可以。(c)表示推测，谈论可能性，“可能，或许”

-Ican’tfindmyruler.-It_________________________________.它可能在你的铅笔盒里。Youmayleavenow.MayIborrowyourbike?情态动词mayYes,youmay./No,youmaynot.maybeinyourpencilcase(a)表示必要性,“必须，应该”;否定mustn’t表示“不可以，不允许”

________________________________________我们在图书馆必须要保持安静。_________________________________________你不可以在马路上玩。(b)MustI...?句型回答

MustIfinishmyhomeworktoday?____________________________.是的/_________________________不，不必(c)mustbe肯定猜测，用于肯定句___________________________这一定是Lucy的狗。4.Wemustbequietinthelibrary.Youmustn’tplayontheroad.情态动词mustYes,youmust.

No,youneedn’t.ItmustbeLucy’sdog.1.Wouldyoupleasespeakabitlouder?I___hearyou.A,mustn’tB,can’tC,needn’tD,oughtn’tto2.We___letoutdirtysmoketopollutetheair.It’sharmfultoourhealth.A,mustn’tB,needn’tC,mayD,can3.Something___tohelpthepeopleinEgyptianferrydisaster(灾难).A,candoB,mustbedoneC,mustdoD,shoulddo4.You___watchtelevisionifyouhavefinishedyourhomework.A,mayB,shouldC,mustD,need5.We___looktotherightfirstthentheleftbeforewecrossthestreet.A,mustB,canC,mayD,need6.A:MustIgetupearlytomorrow,Dad？B:No,you____.TomorrowisSunday.A,can’tB,mustn’tC,needn’tD,couldn’t7.A:____Ihavesomechocolatesnow?B:No,you____.It’stimeforbed.Youcanhavesometomorrow.A,May,mustn’tB,Must,needn’tC,Must,mustn’tD,May,needn’t8.Eventhetopstudentsinourclasscan’tworkoutthisproblem,soit____beverydifficult.A,mayB,mustC,canD,need9.Cars,busesandbikes____stopwhenthetrafficlightschangetored.A,canB,mayC,mustD,need10.Susan’sparentshaveboughtal