Unit4ThenandnowALet’stry&talklet'sspellis---are---go---can---see---watch---read---look---waswerewentcouldsawwatchedreadlookedgymlastyeartime…yearsagolastmonth火眼金睛:Readquickly(快速、正确地读出单词)…monthsagograssinternetdininghallReviewstarsCanyouseethestarsduringtheday?Yes,Ican.No,Ican’t./Icanseestarsatnight.Doyouknowthenameofthisstar?It’sveryeasy.IcanlookitupontheInternet.lookup查阅Internet互联网lookitupontheInternetlookitupinthedictionarylookitupinthebookfriendstarIlikethemoon.OnedayI’mgoingtovisitthemoon.moonCanadiansChineseAmericansWhohavebeentothemoonin1969?1969nineteensixty-nineTheAmericanstookaboutfivedaystogettherein1969.Tellusaboutyouroldschool,please.A:Therewasnolibraryinmyoldschool.B:TherewasabigTVinmyoldclassroom.C:TherewerenocomputersorInternetinmyoldschool.D:Therewasonlyonesmallbuildingnearthehill.找出一个错误的选项!Therewasonlyonesmallbuildingnearthehill.Therewasnolibraryinmyoldschool.TherewerenocomputersorInternetinmyoldschool.nowfiveyearsagoTheschoolwas____fiveyearsago.Theschoolis____now.oldnewThedeskswere____fiveyearsago.Thedesksare____now.oldnewThe_____wasoldfiveyearsago.The_____isnewnow.单数The_____wereoldfiveyearsago.The_____arenewnow.复数lightschairswallsblackboardteachers’deskToday,thereisaguestvisitingtheschool.Listenandtickorcross.1.Theschoolchangedalittle.2.Grandpacouldusecomputerswhenhewasatschool.自读课文,并回答下列问题:•Wastherealibraryingrandpa’soldschool?•Whatwasgrandpa’sschoollike?•WhendidtheAmericansgotothemoon?Grandpa:Wow,alibrary!Therewasnolibraryinmyoldschool.Sarah:Tellusaboutyourschool,please.Grandpa:Therewasonlyonesmallbuildingonahill.WuYifan:Couldyouseestarsatnight?Grandpa:Yes,Ilikedthestars.Sarah:Metoo.OnedayI’mgoingtovisitthemoon.122WuYifan:TheAmericanstookaboutfivedaystogettherein1969.Sarah:Howdoyouknowthat?WuYifan:Easy,IlookeditupontheInternet.Grandpa:Ah!TherewerenocomputersorInternetinmytime.23