Unit10SectionA1a2d課件人教版八年級英語下冊

Unit10I'vehadthisbikeforthreeyears.SectionA1a-2dBytheendofthisperiod,youwillbeableto1.learnwordsandexpressionsaboutlivingenvironment；2.talkaboutpossessionsandthingsaroundyou;3.usepresentperfecttensewithforandsince.Myhusbandboughtthewatchformetenyearsago.Ihavehadthewatchfor10years.

(buy---have)

Itbringsbacksweetmemoyies.Iboughtthebookthreeyearsago.Ihavehadthebookforthreeyears.Freetalkoldbooksabikesofttoys&toybearstoysclothes/scarfscupsglassesplatesbowlsalampDoyoukeepanyoldthings?Howlonghaveyouhadit/them?Ihavehadthemsincethreeyearsago.since2013.sinceIwas10yearsold.sellthem?throwthemaway?givethemaway?HowcanIdealwiththeseoldthings?Whatdoyouwanttodowithyouroldthings?Why?Iwanttogivethemaway,because…Iwanttosellthem,because......Iwanttokeepthem,because…Icanraisemoneyforcharity.Iwanttohelppeopleinneed.oldthingsbringbacksweetmemories.Doyoustillkeepsomeoldthingsathome？Howlonghaveyouhadthem?JeffAmyPre-ListeningHeishavingayardsale.Sheisaskingabouttheredbicycle.Heissellingsomeoldthingsthathedoesn'tneedthemanymore.Whataretheydoing?Lookatthethingsattheyardsale.Doyouhaveanyofthesethingsathome?Howlonghaveyouhadthem?I'vehadanalarmclockforfouryears.I'vehadanoldbikesincemyninthbirthday.I'vehadastorybooksinceIwassixyearsold.1aListenandcheck(√)thefactsyouhear.________Jeff'sfamilyishavingayardsale.________Amythinksit'shardtosellheroldthings.________Jeffhashadhisbikeformorethan10years.________Amywantstokeepheroldthingsbecausetheybringbacksweetmemories.

________Youcanalsogiveoldthingsawaytopeopleinneed.√√√1bQ1:Todealwitholdtoysorbookspeople’vealreadyread,whatadvicedoesJeffgive？Q2:Howmuchisthebook？Tosellthem.Togivethemawaytokidsorpeoplewhoneedthem.75cents.Practicetheconversation.Thenmakeconversationsaboutotherthingsinthepictureabove.A:Thisisareallyoldbook.B:Yes,I'vehaditforsevenyears.I'vereaditthreetimes.A:Whyareyousellingit?B:BecauseIdon'treaditanymore.A:Howmuchisit?B:Youcanhaveitfor75cents.1cListenandcheck(√)thethingsAmy'sfamilyaregivingawayandcirclethethingstheyarekeeping.bookmagazinetoybeartoyliontoytigerbreadmakersweaterdresshatscarf√√√√√√2aListenagainandfillintheblanks.1．Amyhashadherfavorite________forthreeyears.2．Amyhashadthetoy________sinceshewasa_______.3．Amy'smomhashadtheoldbreadmakerformorethan________years.4．Amycangiveawaythe________and________becausetheydonotfitheranymore.bookbearbabytendresssweater2b2cStudentAisAmy’smom.StudentBisAmy.Makeconversations.A:Amy,canwegiveawaythesesofttoys?B:Mom,Iwanttokeepthebear.A:Why?It’ssoold.B:BecauseI’vehaditsinceIwasababy.2dRole-playtheconversation.重點探究—Howlonghaveyouhadthatbikeoverthere?—I’vehaditforthreeyears.howlong意為“多長時間”，用來對for和since引導的時間狀語從句提問。for后跟一段時間構成時間狀語，since后跟過去的一個時間點或過去的一個動作構成時間狀語，都用于現在完成時。A:Doyouhavea(n)_______?B:Yes,Ido.A:Howlonghaveyouhadit?B:I’vehaditfor/since…

keep...booktoybearhatscarfdress

giveaway...breadmakersweaterShehashadit

for3years.Itisstillherfavoritebook.Shehashaditsinceshewasababy.Ithasspecialmeaningbecauseofhergrandma.Shewantstokeepthemforiceskating.Shehashaditformorethan10years.ShehasanewonefromAuntTaylor.Theydon'tfitAmyanymore.Listenagainandfindoutwhy.Youcantakethesethingstothechildren'shometomorrowthen.NameWhattokeepWhattogiveawayHowlongWhyInstructions:Writedownonethingthatyoustillwanttokeepandonethingthatyouwanttogiveaway.2.Talkaboutthereasonsforyoutokeepitandtogiveitaway.3.Talkabouthowlongyouhavehadit.Groupwork:Actforlovefor其后只能接表示“一段時間”的名詞性短語,可用于多種時態(tài),表示動作或狀態(tài)持續(xù)時間段長短。e.g.Ihavelivedinthiscityforfiveyears.

我在這座城市居住了5年了。

Heusuallysleepsfortwelvehourseveryday.

他通常每天睡12個小時。for與sincesince其后接表示“時間點”的短語或從句（過去時），也可以接“一段時間+ago”，常用于完成時態(tài)；還用于句型：“Itis+時間段+since+一般過去時的句子”,表示過去某個時間發(fā)生并持續(xù)到說話時的動作或狀態(tài)。e.g.ItistwoyearssinceIcametoChina.

自從我到中國以來已經兩年了。

Shehasworkedhereforfiveyears.=Shehasworkedheresincefiveyearsago.

她在這兒工作5年了。WehavelearnedEnglish______GradeThreeinprimaryschool.WehavelearnedEnglish_______fiveyears.

2.Hehasn’tfeltwell________lastnight.Hasheseenthedoctor?3.Ihavereadthisstorybook_______threedaysago.Ihaven’tfinishedreadingityet.選用since或for填空:sinceforsincesince1.He___________(wait)foranhour.2.I_______________(notfinish)theworkyet.3.

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