七年級(jí)英語下冊(cè) Module 3 Natural elements Unit 6 Electricity（第3課時(shí)）課件 （新版）牛津深圳版.ppt

Unit6Electricity,第3課時(shí)Grammar,Module3Naturalelements,廣東學(xué)導(dǎo)練七年級(jí)下冊(cè)配上海教育版,選擇填空（）1.Mum,_IvisittheModernArtMuseumnextMonday?Imafraidyoucant.AllthemuseumsinthiscityareclosedonMonday.(2016廣東）A.wouldB.needC.shouldD.may（）2.IsthatboyTom?It_beTom.Hehasgonetohishometowntovisithisgrandparents.(2016銅仁）A.canB.cantC.mustD.mustnt,D,B,（）3.Whatwilltheweatherbeliketomorrow?It_berainy,cloudyorsunny.Whoknows?(2016鄂州）A.mustB.mightC.shouldD.cant（）4.MustIcleantheroomnow,Mum?No,_.(2016邵陽）A.youmustntB.youneedntC.youcant（）5.Excuseme,_Itakethemagazineoutofthereadingroom?Sorry,youcant.Justhere,please.(2016淮安）A.mustB.wouldC.mayD.need,B,B,C,情態(tài)動(dòng)詞can，may,must的用法1.can的用法（1）表示能力，一般譯為“能；會(huì)”，即有某種能力。如：Shecandrive,butIcant.她會(huì)開車，但我不會(huì)。（2）表示許可，常用在口語中，相當(dāng)于may。如：CanIuseyourmobilephone?我可以用你的手機(jī)嗎？（3）表示推測(cè)，意為“可能”，常用于否定句和疑問句中，此時(shí)cant譯為“不可能”。如：CanitbeMary?會(huì)是瑪麗嗎？No,itcantbeher.ShehasgonetoShanghaionbusiness.不可能是她。她去上海出差了。,（4）could是can的過去式，意為“能；會(huì)”，表示過去的能力。如：Hecouldplaythepianowhenhewas5.當(dāng)他5歲時(shí)，就會(huì)彈鋼琴了。（5）在表示請(qǐng)求許可時(shí)，can，could沒有時(shí)態(tài)區(qū)別，只是could在語氣上更加委婉客氣。如：CouldIuseyourdictionary?我可以用你的字典嗎？Yes,youcan.可以。2.may的用法（1）表示請(qǐng)求、許可。如：MayIborrowyourbike?我可以借你的自行車嗎？,（2）表示推測(cè)，談?wù)摽赡苄?，意為“可能；或許”，一般用于肯定句中。如：Itmayraintomorrow.明天可能會(huì)下雨。（3）may的過去式為might，表示推測(cè)時(shí)兩者無時(shí)態(tài)區(qū)別，不過might的可能性低于may。如：Hemightbesick.他可能是生病了。（4）表示希望、祈求、祝愿時(shí)，may常譯為“祝愿”，通常結(jié)構(gòu)為“may+主語+動(dòng)詞原形+其他”。如：Mayyouhaveagoodtime！祝你玩得開心！,3.must的用法（1）must意為“必須；一定”。如：MustIhandinmyhomeworktoday?我今天必須交作業(yè)嗎？（2）must的否定形式mustnt意為“一定不要；千萬別”或“禁止；不許”。如：Youmustntmakenoiseinthelibrary.你一定不要在圖書館吵鬧。（3）對(duì)must引導(dǎo)的疑問句，肯定回答用must，否定回答用neednt或donthaveto。如：,MustIreturnthebooktohimtoday?我今天必須把書還給他嗎？Yes,youmust./No,youneednt（donthaveto）.是的，必須要還。/不，你不必。（4）must可以表示很有把握的推測(cè)，意為“一定會(huì)；肯定會(huì)”，只用于肯定句中。如：HewontheprizeintheEnglishcompetition.HisEnglishmustbeverygood.他在英語競賽中獲獎(jiǎng)了。他的英語一定很好。,一、用can,cant,may,must,mustnt填空1.What_Idoforyou?Iwantsomebananas.2.Tom_rideabike,buthecandriveacar.3.Youareill,Tom.You_seeadoctor.4.Children_playbasketballinthestreet.5.Ifyouarenotcareful,acar_hityou.6._Icomein?Yes,youmay.Comein,please.7.Ablindman_seeanything.,can,cant,must,mustnt,may,May,cant,二、按要求完成下列句子1.MayIgotoplayfootballwithmyfriends,Dad?（作否定回答）No,_.2.Daisycanrepairthemachine.（改為否定句）Daisy_repairthemachine.3.Youmustdothingslikehim.（改為否定句）You_thingslikehim.,you,may,not,cant,cant/mustnt,do,三、語法填空Newenergyinthetwenty-firstcenturyEnergyfromthewindWindis1._kindofcleanenergy,andthere2._（be）lotsofit.But,3._theresnowind,thereisnowindenergy.EnergyfromthewaterWhenwatermoves4._ahighplacetoalower（較低的）place,itcanmakeelectricitywithout5._（pollute）.However,peoplehavetobuilddams（水壩）6._（use）thisenergy,andbuildingdamsisvery7._（expensively）.,a,is,if,through,pollution,touse,expensive,EnergyfromtheSunSolarpanels（太陽能電池板）ontheroofs（屋頂）ofhousescanturnenergyfromtheSuninto8._（electric）.Solarpoweriscleanandplentiful（豐富的）.9._whentheweatherisbad,it10._（notwork）.,electricity,But,doesntwork,一、選擇填空（）1._Ifinishtheworknow?No,you_.Youcanfinishittomorrow.A.May;mustntB.Must;needntC.Can;mustnt（）2.DoIhavetocomebacktomorrow?Yes,you_.A.canB.mayC.must（）3.IhavetopractisemyoralEnglisheverydaybecauseI_speakEnglishwell.A.maynotB.shouldntC.cant,B,C,C,（）4._Icomein,sir?Ofcourse,youcan.A.MustB.MayC.Will（）5.Idontknowwhathedoes.Doyouknow?Iguesshe_beadoctor.A.canB.mayC.must（）6.Theflowerslook_.Iwillbuysome.A.niceB.nicelyC.bad（）7.Askthepolicemanoverthere.He_knowthewaytotheScienceMuseum.A.hastoB.couldC.may,B,B,A,C,（）8.John,youneedntworktoday.You_doittomorrowifyouaretired.A.mustB.mayC.cant（）9.WhosthatwomanwithAnn?Imnotsure.It_behermother.A.mustB.canC.may（）10.ManypeoplelikeJayChoubecausehe_writebeautifulmusic.A.canB.mayC.must（）11.Mum,_Iplayfootballthisafternoon?Sure,butyou_finishyourhomeworkfirst.A.may;couldB.can;mustC.may;cant,B,C,A,B,（）12.IsMrBrowndrivinghere?Imnotsure.He_comebytrain.A.mayB.shallC.need（）13.Manypeopleplaywithmobilephonesalldayinsteadofreadingbooks.Thatstoobad.Everyone_beabooklover.Readingismoreenjoyable.A.mayB.shouldC.would（）14.Whereareyougoingthismonth?We_gotoXiamen.butwerenotsure.A.needntB.mightC.must,A,B,B,（）15.Pleasebequiet.Ourteacheriscoming.It_beourteacher.ShehasgonetoBeijing.A.mustB.mayC.cant二、選詞填空cancantmustmustntmay1.Mary_speakthreelanguages.2._/_Ismokeinthisroom?3._yousucceed!4.YoureTomsgoodfriend,soyou_knowwhathelikesbest.5.I_liftthebox.Itistooheavyforme.,C,can,Can,May,May,must,cant,6.Everythingiscleanandtidy.Someone_havecleanedmyroom.7.He_cometomorrow,butIamnotsure.8.You_playwithfire.Itisdangerous.9._itbetrue?No,it_betrue.10.You_gooutaloneatnight.三、語法填空Electricitymakesourlives1._(easy)thanbefore.Weusealotofelectricalappliances2._ourhouseseveryday.Here3._(be)threeofthem.Howcanweusethem4._(safe)?,must,may,mustnt,can,cant,mustnt,easier,in,are,safely,Whenweusethericecooker,weshouldkeeptheoutsideofthepotdry.Donotswitchthericecookeron5._/_thepotisempty.Whenweusethewashingmachine,weshouldnotputourhandinitwhenitis6._.Whenwearenotusingit,weshould7._(plug插上插頭)it.Whenweusethemicrowave,weshouldnotturnitonwhenitisempty8._itmightstartafire.Weshouldstandatleast9._(first)metreaway10._themicrowavewhenitison.Beforeweputanobjectinit,makesureitismicrowavesafe.,when,if,on,unplug,because,one,from,