教學(xué)目標(biāo)：學(xué)習(xí)本單元重要的詞匯以及知識點pastandpresentpastn.“過去”,adj.過去的，昔日的adv.(路)過，（經(jīng)）過inthepast在過去（句中用一般過去時），inthepast+一段時間（句中用現(xiàn)在完成時）Wecan’tchangethepast,butwecantrytoforget.Peplelivedahardlifeinthepast.Inthepastthreeyears,wehaveplantedmanyyears.Presentn.現(xiàn)在，目前，禮物（=gift）atpresent目前，現(xiàn)在Peopleliveahappylifeatpresent.Ireceivedmanybirthdaypresents.2.agoandbeforeago:“以前”以現(xiàn)在為起點，放在表示一段時間的詞語后，只用于一般過去時before：“以前”置于句尾或表示一段時間的詞語后，指從過去某一時刻算起的一段時間以前，用于現(xiàn)在完成時HejoinedthePartyamomentago.TheyhavemovedtoShanghaithreeyearsbefore.3.justandjustnowjust:剛剛，剛才，常用于完成時態(tài)，放在助動詞之后，行為動詞之前justnow:剛才，常用于一般過去時，放于句尾4.You’vechanged,Eddie.change.v.改變，變化，交換,替換change….into…..把……變成……change……for….用……交換……Nothingwillchangemymind.MayIchangethispairofshoesforabiggerpair?n.變化（可數(shù)名詞，一般用復(fù)數(shù)），零錢（不可數(shù)名詞）Theyaretalkingabouthechangestothebigcity.Hereisyourchange.5.Youusedtosharefoodwithme.Sharesth.Withsb.與某人分享某物usedtodosth.“過去常?！保ū硎具^去存在但現(xiàn)在已經(jīng)不存在的狀況或習(xí)慣。）沒有人稱和數(shù)的變化，可以看做情態(tài)動詞。否定式:didn’tusetodo/usedn’ttodo疑問式：Used+主語+todo….?/Did+主語+usetodo..?be/getusedtodoingsth/sth“習(xí)慣于，適應(yīng)于”可用于各種時態(tài)。to為介詞，其后+名詞、代詞、動名詞。Iusedtogotoschoolonfoot.NowIgotoschoolbybike.Shegetsusedtorunninginthemorning.6.I’velivedheresinceIwasborn.Since在現(xiàn)在完成時中的用法：現(xiàn)在完成時+since+過去的一個時間點如：年、月、日期、鐘點等；Ihavebeenheresince1989.現(xiàn)在完成時+since+一段時間+ago;Wehaveknownhimsincethreeyearsago.現(xiàn)在完成時+since+從句（從句用一般過去時）。Greatchangeshavetakenplacesinceyouleft.4)Itis+一段時間+since從句（從句用一般過去時）ItistwoyearssinceIleftschool.例：Misslin____alotofworkforthepoorareasince2001.A.doesB.didC.hasdoneD.willdo.6.……inthenorthernpartoftown………Northernadj.北方的，北部的n.north北，北方，北部Inthenorthernpartof……(=inthenorthof……)在……的北部類似詞：eastn.東，東方，東部easternadj.東方的，東部的Westn.西，西方，西部westernadj.西方，西部Southn,南，南方，南部southernadj.南方的，南部的Inthenorthofonthenorthoftothenorthof例：-Shanghaiisamoderncity.Itis____theeastofChina.A.onB.inC.atDto7.whenIgotmarried…..Marriedadj.已婚的，結(jié)婚的bemarried(tosb)表示狀態(tài)，getmarried(tosb)表示動作“與……結(jié)婚”Theoldcouplehavealreadybeenmarriedforfiftyyears.Shegotmarriedtoamanfromherhometown.Marryvt./vi“娶，嫁，（與……）結(jié)婚”Marrysb=be/getmarriedtosb.與某人結(jié)婚Marrysb.tosb.將某人嫁給某人，為某人娶親8.Nowthegovernmenthasturnedpartofthetownintoanewpark.Turn….into…把……變成……turnv.使變成，成為Eg:Turn.v.轉(zhuǎn)，旋轉(zhuǎn)，變得Sheturnedthekeyinthelock.Theearthturnsroundthesun.n.轉(zhuǎn)彎，轉(zhuǎn)向，輪流Takethesecondturnontheleft.It’syourturntoreadnow.相關(guān)短語：Turnon打開turnoff關(guān)閉turnup開大，調(diào)高turndown調(diào)低，減小，拒絕Turnleft/right向左、右轉(zhuǎn)turncold/warm變冷/暖Inturn輪流it’sone’sturntodosth輪到某人做某事9.pollutionn.污染，污染物，(不可數(shù)名詞)Thewaterpollutionhascausedmanyproblems.Pollutev.污染后接名詞、代詞作賓語Welovethesea,yetwepollute.Pollution相關(guān)短語：Airpollution空氣污染whitepollution白色污染noisepollution噪音污染W(wǎng)aterpollution水污染wastepollution廢物污染翻譯：空氣污染已經(jīng)引發(fā)了許多問題。___________________________________10.wasten.廢料，廢品為不可數(shù)名詞Putallthewasteinthisbag.v.浪費Don’twasteyourtime,please.Adj.無用的，浪費的Therearetwowastepaperbasketsintheroom.11.insomeways在某種程度上，在某些方面，Wayn.道路，方法，方式Idon’tknowthewaytothezoo.相關(guān)短語：Alltheway一路上，沿著thisway這邊走indifferentways用不同的方法Inthesameway用相同的方式onthe/one’swayto在/某人去……的路上Noway沒門(口Bytheway順便問一下loseone’sway迷路翻譯：在某些方面，她看起來像她的媽媽。_________________________________________________12.lonelyandalonealone可以作形容詞，“單獨的只能作表語，不能作定語Hewasaloneinthehouse.

也可以做副詞。Hecamealone.是‘獨自’的意思，不含感情色彩

lonely既可以作定語，也可以作表語。

作表語是‘寂寞’、‘孤立’的意思，一般指人孤獨寂寞；作定語指地方荒無人煙，有濃厚的感情色彩

Shelivesalone,butshedoesn'tfeellonely.

Shefeltlonelywhenshewasleftalone.13.fromtimetotime偶爾，不時（=sometimes/attimes）Time相關(guān)短語：Haveagood/wonderfultime玩的開心、愉快It’stime(forsb.)todosth.該是某人做某事的時間了Intime及時ontime準(zhǔn)時have(no)timetodosth.有/無時間做某事翻譯：我們已經(jīng)許多年沒見面了，但我們不時的通郵件。______________________________________________14.interviewn.采訪，會見，面談，面試Haveaninterviewwithsb.采訪某人Ihadaninterviewwithafamoushostlastninght.v.訪問，會見，面談，面試interviewsb.(=Haveaninterviewwithsb.采訪某人Whenwillyougotointerviewthefamousactor?15.She’sjustreturnedfromtheUSA.Return.v.返回（=comeback/goback）常與from/to連用v.歸還（=giveback）Returnto+地點返回某個地方Mymotherreturnedfromthemarkettenminutesago,返回Ireturnedhomeverylate.返回YoumustreturnthebooknextMonday..歸還16.abroadadv.在國外Hehaslivedabroadformanyyears.相關(guān)短語：Goabroad去國外liveabroad住在國外athomeandabroad在國內(nèi)外returnfromabroad從國外回來17.Wemainlycommunicatebyemail.Communicatevi/vt交流，交際溝通munication交流，交際communicatewithsb與某人交流翻譯：父母常會發(fā)現(xiàn)很難跟他們的孩子溝通__________________________________________________________練習(xí)：–whendidyouhaveyourschooltrip?-_______.A.InfiveyearsB.ForfiveyearsC.TwiceadayD.Fivedaysago2.HehasneverbeentoLondon________.A.agoB.beforeC.lastyearD.thisyear3.–Ihave____finishedmyhomework.Whataboutyou?-Ifinishedit______.A.just,justB.justnow,justnowC.just,justnowD.justnow,just4.I’mhappytoseegreat______havetakenplaceinmyhometown.A.experiencesB.advantagesC.dreamsD.changes5.Let’snotworryaboutourproblems.Weshouldchangeourproblems_____thechances.A.intoB.toC.forD.as6.Heusedto____inasmallvillage,butnowhehasbeenusedto_____inabigcity.A.live,livingB.live,liveC.living,livingD.living,live7.-Haveyougotanybooksonenglishgrtammar?-yes,hereyouare,butyoumust___itbyFriday.A.returnB.returnbackC.backD.give8．Thoughheis____athome,hedoesn’tfeel____forhehasmanythingstodo.A.alone,loneyB.lonely,aloneC.alone,aloneDlonely,lonely9.Heispoornow._______,whenhewasyounghewasrichinthistown.A.ButB.ThoughC.AlthoughD.However10.lastSunday,whenIgottothestation,I_____Ihadleftmyticketathome.A.understoodB.realizedC.believedD.seemed11.He_____fortenyears.A.hasbeenmarriedB.marriedC.gotmarriedD.hasmarried12.--_____haveyoubeenmarried?—fortwentyyears.A.HowfarB.HowoftenC.HowlongD.Howsoon現(xiàn)在完成時現(xiàn)在完成時表示開始于過去并持續(xù)到現(xiàn)在的動作或狀態(tài)，往往和表示從過去某一時刻延續(xù)到現(xiàn)在的表示一段時間的狀語連用，如：for+一段時間；since+時間點；since+一段時間+ago;since+從句（從句用一般過去時）。I’veknownthisplaceformanyyears.Hisfatherhasworkedinthefactorysince1991.Maryhasfinished