Unit1,Unit1Pastandpresent,Welcometotheunit,Inthepast,itwasapoorvillage.,=Itusedtobeapoorvillage.,Presentation,Atpresent,itbecomesarichcity.,ListentotheconversationbetweenEddieandHoboandanswerthefollowingquestions:,1.WherewasHobosfoodanhourago?2.WhohasjusteatenHobosfood?3.WhatdoesHobothinkofEddie?,Itwasinthebowl.Eddie.HethinksEddiehaschanged.,Questions,Readandact!,Explanation,1.Haveyouseenmyfood?,解析：此句用的是現(xiàn)在完成時的一般疑問句。現(xiàn)在完成時由“have/has+動詞過去分詞形式”構(gòu)成?，F(xiàn)在完成時態(tài)主要在以下兩種情形下使用：(1)表示過去開始并持續(xù)到現(xiàn)在的動作或狀態(tài)；(2)表示過去已完成對現(xiàn)在有一定影響的動作。,否定形式為：主語+havent/hasnt+過去分詞疑問形式：Have/Has+主語+過去分詞？肯、否定回答：Yes,代詞+have/has.No,代詞+havent/hasnt.,e.g.Ivejusteatenit.我剛吃了它。Youvechanged.你變了。Shehaslivedherefortenyears.她在這住10年了。Haveyoufinishedyourhomework?你完成家庭作業(yè)了嗎？No,Ihavent.不，沒有完成。,havent=havenothasnt=hasnotIve=IhaveYouve=Youhave,2.本課中出現(xiàn)的過去分詞有：seesawseeneatateeatenchangechangedchanged,3.Youusedtosharefoodwithme!,解析：usedtodosth.過去（經(jīng)常）做某事（現(xiàn)在已經(jīng)不做了）。e.g.Heusedtodoexerciseintheparkeverymorning,butnowhestopsbecauseoftheawfulair.他過去每天早晨在公園鍛煉，但現(xiàn)在因為空氣質(zhì)量差而停止了。,A:Howdoyouusuallygotoschool?B:A:Howdidyourparentsgotoschoolwhentheywerestudents?B:,Pairwork,Transportatdifferenttimes,Itisacomfortablebusforcarryingpeopleoveralongway.,coach,Ittravelsalongafixedrouteandhasmanystopstoletpeoplegetonandoff.,bus,Itisacarwithadriver,andyouhavetopaythedrivertotakeyousomewhere.,taxi,Itisfastanditisundertheground.Thousandsofpeoplegotoworkbyiteveryday.,underground,Itrunsabovethegroundontracksoveralongway.,train,Itisthefastestwayoftravelingtoaplacefaraway,butitwillcostyoualotofmoney.,plane,Millieandherdadaretalkingabouttransportatdifferenttimes.Listenandcompletetheform.,bike,bus,toomany,longtime,easyfast,Workinpairsandtaketurnstotalkaboutit.,Hobosfood_inthe_anhourago.Butitisnttherenow.Why?Eddiehasjust_itbecausehewas_.HobothinksEddiehas_andheisnot_nowbecausehe_sharefoodwithHobo.,was,bowl,eaten,hungry,changed,kind,used,to,一、根據(jù)課文內(nèi)容填空：,Exercises,1.你看過這部新電影嗎？沒看過。_you_thisnewfilm?No,_.2.她過去是一名歷史老師。She_ahistoryteacher.3.他們過去常常步行上學(xué)。They_toschool_.4.我們家鄉(xiāng)變化很大。Myhometown_alot.,二、翻譯句子：,Haveseen,Ihavent,usedto