Unit10SectionA1a2d课件人教版八年级英语下册

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.重点探究—Howlonghaveyouhadthatbikeoverthere?—I’vehaditforthreeyears.howlong意为“多长时间”，用来对for和since引导的时间状语从句提问。for后跟一段时间构成时间状语，since后跟过去的一个时间点或过去的一个动作构成时间状语，都用于现在完成时。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“一段时间”的名词性短语,可用于多种时态,表示动作或状态持续时间段长短。e.g.Ihavelivedinthiscityforfiveyears.

我在这座城市居住了5年了。

Heusuallysleepsfortwelvehourseveryday.

他通常每天睡12个小时。for与sincesince其后接表示“时间点”的短语或从句（过去时），也可以接“一段时间+ago”，常用于完成时态；还用于句型：“Itis+时间段+since+一般过去时的句子”,表示过去某个时间发生并持续到说话时的动作或状态。e.g.ItistwoyearssinceIcametoChina.

自从我到中国以来已经两年了。

Shehasworkedhereforfiveyears.=Shehasworkedheresincefiveyearsago.

她在这儿工作5年了。WehavelearnedEnglish______GradeThreeinprimaryschool.WehavelearnedEnglish_______fiveyears.

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

______