牛津译林版7bunit7grammar公开课一等奖市优质课赛课获奖课件

一、用所给单词旳合适形式填空。1.Wemustbe_______(care)withfirebecauseitcanbevery_________(danger).2.Didyoudoanything__________(protect)yourself?3.Ishegetting_________(well)now?4.Donotput__________(something)hotintotherubbishbin.carefuldangeroustoprotectDosomeexercises.betteranything5.Many_______(visit)visitedherand____(give)hersomeflowersthatday.6.Whenhewasreading,heheardherneighbour_______(call)forhelp.7.Becarefulwith________(match).8.Some_________(fireman)cameandputoutthefireatlast.visitorsgavecallingmatchesfiremen1.Theboyis12yearsold.Heis____________boy.2.Thegirlwaselevenyearsoldlastyear.Shewas_________________girllast year.a12-year-oldaneleven-year-oldSheis79yearsold.Sheisa79-year-oldwoman.二、根据例句写出同义句。3.Thebabyisonly6monthsold.Heis______________baby.4.Thebridgeis100metreslong.Itis_________________bridge.a100-metre-longa6-month-oldUnit7AbilitiesGrammarStep1.Freetalk

T:Can/Couldyouswim/useacomputer/rideabike-----(lastyear)?Ss:------.cancould用于一般目前时用于一般过去时can/could表达能力(意为“能,会”)Step2presentationItcanrideabike.Itcouldn’trideabikelastyear.She______rowaboat.She________rowaboatlastyear.cancouldn’t

rideabikeNow...can...

...couldnot/couldn’t...2yearsago

.playbadmintonNow...can......couldnot/couldn’t...lastyear.

swimNow...can......couldnot/couldn’t...in2023.

flyakite/kitesNow...can......couldnot/couldn’t...lastweek.

Taketurnstoaskandanswerquestionsusing“can”or“could”.Trytomakedialoguesinpairs.1.______youspeakEnglish?2._______youplaythepianolastyear?3._______youcook?4._______youuseacomputerwhenyouwere3?5._______yourideabicyclewhenyouwereveryyoung?6._______youunderstandEnglishTVprogrammesin2023?CanCouldCanCouldCouldCouldCouldhe...?Canhe...?rowaboatFillintheblanks:1.____JimspeakEnglish?No,he____.2._____youplaythepianoattheageof4? Yes,I_______.3.______youusecomputerlastyear? Yes,I_____.4.______sheplaybasketball5yearsago? No,she________.Becauseshe________runfast.5._____yourideahorse?IwanttodothatbutI______.Cancan’tCouldcouldCouldcouldCouldcouldn’tcouldn’tCancan’tDiscuss

1.---CanIborrowyourbike,Millie?

---Yes,youcan.Hereyouare.2.---CouldIsmokehere?

---Sorry,I’mafraidyoucan’t.3.---MayIuseyourmobilephone?

---Ofcourseyoumay.用can/could委婉旳祈求Using"can/could"toaskforpermissionCan,could和may都能够表达委婉旳祈求；许可，意为“能够”；Could比can更有礼貌，更委婉地提出祈求，想法,（此时旳could不表达过去，回答时肯定用can,否定用can’t）。May是正式场合，用于对长辈，老师或陌生人。

小试牛刀1.Dick,_____Iuseyoure-dictionary?-----Yes,please._____yougiveittoMikeafteryouuseit?will;WouldB.may;MightC.can;CouldD.shall;ShouldCouldIhavesomebottlesoforange?Yes,you_____.doB.couldC.wouldD.can3.MayIgoswimmingalonethisafternoon,Dad?No,you_____.Itisdangerous.maynotB.mustn’tC.needn’tD.don’tcDB____IvisitJackonSunday?

Yes,you_____.A.Must;canB.May;mayC.Need;needD.May;need.5.---______youturndown（调小）

yourradio,please?

---Yes,Ican.

A.MayB.NeedC.MustD.Can6.---____Iborrowyourhistorybook?

---Sure.Hereyouare.A.MayB.MustC.NeedD.WillBDA1.

can/could是情态动词后接v.原形(全部be动词用be)没有人称变化do/does/did/shall/will不与助动词同步使用beableto也用来谈论能力，可用于多种时态

e.g.Heisableto/canrunfastnow.Hewasn’tableto/couldn’trunfastlastyear.Wewillbeabletohaveasportsmeetingnextmonth.3.can/may也可用于推测肯定推测常用can否定推测用can’t

Step3Production

1.MrsLiis80yearsold,soshe___walkfast.

A.couldB.couldn’t

C.can’tD.can

2.---__LucyandLilysingthissonglastyear?

---Yes,they__.

A.Can,canB.Could,could

C.Could,couldn’tD.Cancan’t

3.Mycousinisgoodatsports.He_____ veryhigh.

A.canjumpsB.can’tjump

C.cansjumpD.canjumpCBD4.MrsSmith_____beathomenow.SheflewtoHainanthismorning.A.mustn’tB.can’tC.May