譯林版英語六年級(jí)（上）Unit4ThenandnowGrammartime&FuntimeWarmingupLet’sretell.Sixyearsago,Mikecould...,couldnot...Now...Twentyyearsago,MrBrown...Nowhe...Let’sretell.Thirtyyearsago,Mike’sgrandpa...Nowhe...Let’sretell.Twentyyearsago,MrsBrown...Nowshe...Let’sretell.ThechangesofMike’sfamilyThen(…yearsago)NowMikeMrBrownGrandpaMrsBrowncould

read,drawcouldn’twritecandomanythingswrotelettersusedthetelephonewritesemailshasamobilephonelistenedtotheradioreadnewspaperswatches…reads…madefriendsat…broughtthingsfrom…h(huán)ase-friendsdoesshoppingPresentationTwentyyearsago,mymotherusedthe________athome.Shecouldn’tcallpeopleanywhere.Nowshehasa____________.Itiseasytotake.Myfatherlistenedtothe_____andread___________fornewsinthepast,butnowheusuallywatchesnewsontheInternet.Sometimeshereadsnewspapers.Healsoreads_______.Forme,tenyearsago,Icouldn’treadorwrite.Butnow,Icandomanythings.telephonemobilephoneradionewspaperse-booksTrytosay.Twentyyearsago,mymotherusedthe________athome.Shecouldn’tcallpeopleanywhere.Nowshehasa____________.Itiseasytotake.Myfatherlistenedtothe_____andread___________fornewsinthepast,butnowheusuallywatchesnewsontheInternet.Sometimeshereadsnewspapers.Healsoreads_______.Forme,tenyearsago,Icouldn’treadorwrite.Butnow,Icandomanythings.telephonemobilephoneradionewspaperse-booksTrytosay.Grammartimecouldn’t=couldnotcould/couldn’t后接動(dòng)詞原形Grammartime“…ago”表示“……以前”，常用于一般過去時(shí)，既可以放在句首，也可以放在句尾。39Doyourememberthesewords?amwasiswasarewere39Doyourememberthesewords?cancoulddodideatateflyflew39Doyourememberthesewords?getgotgowentseesawtaketookreadread一般過去時(shí)

一般現(xiàn)在時(shí)動(dòng)詞無三單變化動(dòng)詞有三單變化VS表示過去的事情或狀態(tài)表示目前經(jīng)常性、習(xí)慣性的事情或狀態(tài)isflewtakewearloseseegetwentdoeatamwerebuyQuickresponse迅速說出下列單詞的過去式或原形！whenwhowhatSix

years

agoSeven

days

agoYesterdayThirty

years

agoMy

fatherMy

motherLi

MingMikeMr

Brownwrite

lettersgo

shoppingread

newsbuy

thingsplay

basketball………Pairwork.S1:twodaysagoS2:myfatherS3:visittheShanghaiMuseumS4:Twodaysago,myfathervisitedtheShanghaiMuseum.QuickresponseiswasFuntimeSticktwophotos.____year(s)agoNowPointandsay.…year(s)agoIwas…Icould…Icouldn’t…NowIam…Ican…I……yearsago,Iwas…Icould…Icouldn’t…Ididn’t…I…Saysomethingaboutyourpast.Trytousethepasttensecorrectly!購物Shopping學(xué)習(xí)Learning娛樂Entertainment出行TransportationChooseatopic,finishthepassageandreadinyourgroup.ChangesofourlifeManyyearsago,mostpeople________ricebythemselves.Now,they_____it.Twentyyearsago,ourparents____toshopstobuythings.Now,they_____buythingsontheInternet.

Thirtyyearsago,people_____learnComputerStudies.Now,manychildren_____usethecomputerwell.Threeyearsago,we_______tothetapetolearnEnglish.Now,we_____themobilephone.Thirtyyearsago,peopleonly______inwinter.Now,theycan____itanytimeduringtheyear.Twentyyearsago,people______letterstotheirfriends.Now,theycan______avideochatontheInternet.Thirtyyearsago,people_____toworkbybike.Now,someofthem______cars.Tenyearsago,trains_____fast.Now,high-speedtrains____gofaster.plantedbuywentcandidn’tcanlisteneduseskateddowrotehavewentdrivewerecanPracticeMrBrown________(read/reads)newspaperfornewstwentyyearsago.Twoyearsago,he________(can/could)write.Tenyearsago,Tom________(was/is)threeyearsold.Nowhe________(was/is)thirteenyearsold.選詞填空。readcouldwasis4.—Whatdidyou________(eat/ate)thismorning?—I________(eat/ate)somejiaozi.5.Thirtyyearsago,mymother________(writes/wrote)letterstoherfriends.6.I________(watch/watched)anewfilmlastweek.eatatewrotewatched看圖，根據(jù)提示仿照示例寫句子。（twoyears，Xiaohai,can,rideabike）示例：Twoyearsago,Xiaohaicouldn’trideabike.Butnowhecanrideabikewell.（threeyears,Xiaohua,can,carrythebox）Threeyearsago