英语人教版八年级下册Unit 10 Grammar Focus.ppt

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1、Unit10SectionAPeriod32danswerthefollowingquestions.WhoisLinda?2.WhatdoesAmywanttodothere?3.WhatthingshasAmybrought?4.HowlonghasAmyorhermomhadthem?SheisamemberoftheSunshineHomeforChildren.Amywantstogiveawaysomethingstothechildren.Amagazine,somesofttoys,boardg

2、ames,asweater,adressandabreadmaker.Amyhashadthemsinceshewasachild.Hermomhaditforalongtime.3aWhatishisfamilygoingtosellattheyardsale?Theyaregoingtoselloldtoysandfootballshirtsattheyardsale.1.Whydidtheydecidetohaveayardsale?2.Whatdotheywanttodowiththemoneyfrom

3、thesale?Theydecidedtohaveayardsalebecausetheyhavetoomanythingsinthehouseanddon’tseemtohaveenoughspace.Theywanttogivethemoneytoachildren’shome.3.Whydoesthesonwanttokeephistrainandrailwayset?Hewantstokeephistrainandrailwaysetbecausehehashaditsincehisfourthbirt

4、hdayandheplayedwithitalmosteveryweekuntilhewasaboutseven.Doyouhaveanyoldthings?Whatisit？Howlonghaveyouhadit?Howlonghaveyouhadthatbikeoverthere?I'vehaditforthreeyears.Howlonghashissonownedthetrainandrailwayset?He’sowneditsincehisfourthbirthday.Haveyoueverplay

5、edfootball?Yes,IdidwhenIwaslittle,butIhaven'tplayedforawhilenow.GrammarFocusSummarize1.现在完成时的特殊疑问句的结构是什么？用什么疑问词来询问拥有某物品的时间？2.在现在完成时中since和for后面接什么？3.与howlong,for或者since搭配使用在现在完成时中的动词有什么共同特点？疑问词+have/has+主语+过去分词+其他成分Howlonghave/hassb.donesth?(1).for+表示一段时间的短语

6、(2).since+表示过去时间点的词语(3).since+表示过去时间的时间状语从句（表示“自从……以来”）eg.Ihavebeenateacher______ayear.Hehasbeenatthisschool_______1992.Wehavelearned1,000Englishwords_______wecametothisschool.forsincesince现在完成时句中常见的时间状语表示从过去一直持续到现在,不能是具体的过去时间（如ago,yesterday,justnow…)（4）二者可以

7、转换for+一段时间=since+一段时间+agoHehasbeenhereforfiveweeks.=Hehasbeenheresincefiveweeksago.他到这儿已经有五个星期了。（5）现在完成时常用句型：Itis(hasbeen)+时间段+since+时间状语或从句ItisfourdayssincelastFriday.从上周五到现在已经四天了。IthasbeentwoyearssinceJimcametoBeijing.吉姆来北京已经两年了。1.HowlonghasMaryleft?()Howl

8、onghasMarybeenaway?()2.Ihaveborrowedthebookformanyyears.()Ihavekeptthebookformanyyears.()3.Tonyhasboughtthecomputersince1990.()Tonyhashadthecomputersince1990.4.Mariahasdied.Mariahasdiedsincethre