外研版（一起）一下Module 5《Unit 1 They’re cows》ppt课件4.pptVIP

<新标准英语>第2册Module5Unit1They’recows.SSSDogs,dogs,汪汪汪；Cats,cats,喵喵喵；Birds,birds,喳喳喳；Ducks,ducks,嘎嘎嘎。anoseapig...