英语人教版八年级下册Unit 10 Grammar Focus.ppt

Unit10,SectionAPeriod3,2d,answerthefollowingquestions.,WhoisLinda?2.WhatdoesAmywanttodothere?3.WhatthingshasAmybrought?4.HowlonghasAmyorhermomhadthem?,SheisamemberoftheSunshineHomeforChildren.,Amywantstogiveawaysomethingstothechildren.,Amagazine,somesofttoys,boardgames,asweater,adressandabreadmaker.,Amyhashadthemsinceshewasachild.Hermomhaditforalongtime.,3a,Whatishisfamilygoingtosellattheyardsale?,Theyaregoingtoselloldtoysandfootballshirtsattheyardsale.,1.Whydidtheydecidetohaveayardsale?2.Whatdotheywanttodowiththemoneyfromthesale?,Theydecidedtohaveayardsalebecausetheyhavetoomanythingsinthehouseanddontseemtohaveenoughspace.,Theywanttogivethemoneytoachildrenshome.,3.Whydoesthesonwanttokeephistrainandrailwayset?,Hewantstokeephistrainandrailwaysetbecausehehashaditsincehisfourthbirthdayandheplayedwithitalmosteveryweekuntilhewasaboutseven.,Doyouhaveanyoldthings?Whatisit？Howlonghaveyouhadit?,GrammarFocus,Summarize,1.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(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.,for,since,since,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?()HowlonghasMarybeenaway?()2.Ihaveborrowedthebookformanyyears.()Ihavekeptthebookformanyyears.()3.Tonyhasboughtthecomputersince1990.()Tonyhashadthecomputersince1990.4.Mariahasdied.Mariahasdiedsincethreedaysago.Mariahasbeendeadsincethreedaysago.,(),(),(),(),3.在现在完成时的肯定句和howlong引导的疑问句中,瞬间动词不能和一段时间连用，需要变为延续性动词,buyhave/hashadborrowhave/haskeptarrivehave/hasbeenin/atleavehave/hasbeenawayopenhave/hasbeenopenjoinhave/hasbeeninhave/hasbeenamemberof,diehave/hasbeendeadmarryhave/hasbeenmarriedcome/gohave/hasbeenin/atbegin/starthave/hasbeenonfinish/stophave/hasbeenoverfallasleephave/hasbeenasleepfallillhave/hasbeenill,JimisinJapan.Hearrivedtherethreedaysago._2.Theyareveryhungry.Theirlastmealwastenhoursago._,4aRewritethesentencesusingfororsince.,JimhasbeeninJapanforthreedays.,Theyareveryhungrybecausetheyhaventhadtheirmealfortenhours.,3.Ihaveacamera.Iboughtitin2009._4.IknowAnna.Ifirstmetherthreeyearsago._5.Lindaisill.ShebecameillonMonday._,Ihavehadacamerasince2009.,IhaveknownAnnaforthreeyears.,LindahasbeenillsinceMonday.,1.I_(neverbe)tothewaterparkbefore.Iwantto_(go)nextmonthbeforetheweathergetstoocold.2.They_(neverown)anypets,butthey_(alwayswant)tohaveadog.3.We_(have)apianosincelastNovember.We_(buy)itfromtheLifamilywhentheymovedtotheUSlastyear.,4bFillintheblankswiththecorrectformsoftheverbsinbrackets.,haveneverbeen,go,haveneverowned,alwayswant,havehad,bought,4.CathyandAmy_(notbe)backtotheirhometownfortwoyears.They_(miss)theirhometownalotandhopetovisittheplacenextyear.5.Thismuseum_(be)hereforover20years.It_(be)oneoftheoldestbuildingsinthissmalltown