2023学年完整公开课版Unit Keeping Clean

Unit4KeepingClean第一页，共十四页。写出下列词语的过去式：is/am——are——waswere第二页，共十四页。Makesentences.

todayyesterdayIt’s_______todaybutitwas______yesterday.

(Theyare______buttheywere_______yesterday.)

1.2.3.第三页，共十四页。Singthesong第四页，共十四页。Lookatthepictures,askandanswer.1.Whataretheriverslikenow?2.Whatweretheriverslikebefore?3.Whatcanwedo?nowbeforeTheyare_________now.Theywere______before.第五页，共十四页。conversationWhyistheretrasheverywhere?Comeon.Let’spickupthetrashandmaketheparkclean.Thisisabeautifulpark.第六页，共十四页。Let’spullourtrashbasketsoverthere.Look!Itwasdirty,butit’scleannow.第七页，共十四页。Yes,I’msingingtoo.Gogo!Itwasclean,butit’sdirtyagain.第八页，共十四页。Learnthenewwords:

niceovertheretherehereheavytrashbasketagain第九页，共十四页。Fillintheblanks.Gogo:Look!It’s_____.Tony:Comeon.Let’s_____.Gogo:OK.Look!It_____dirty.Now_____clean.Tony:It’snice._____putthegarbagethere.Gogo:_____heavy.Tony:_____!Thebirds_____singing.Gogo:Yes,theyweresingingyesterdaytoo.Tony:Gogo!It_____clean.Now_____dirtyhere.Gogo:Oh,no.dirtycleanwasit’sLet’sIt’sListenarewasit’s第十页，共十四页。Practice1Whatistheweatherlikenow?Whatwastheweatherlikeyesterday?第十一页，共十四页。Whatwereyourshoeslikeyesterday?Whatwasherhairlike?第十二页，共十四页。Writedowntheanswers.1.What’stheweatherlikenow?2.Whatwastheweatherlikeyesterday?3.Whatwereyourshoeslikeyesterday?4.Whatwasherhairlike?It’ssunnyandwarm.