pep小学英语六年级下册unit4 B lets learn 课件

原形watchwashwalkdancecleanlistenlearnclimbwatchedwashedwalkeddancedcleanedlistenedlearnedclimbed过去式原形过去式playplayedvisitvisitedrowaboatedbuypresentsbought[bɔ:t]wentgoskiinggoskatingwentseeelephantssaw[sɔ:]wentice--skatingWhatdidSarahdoonherholiday?Shewentice—skating.WhatdidAmydoonherholiday?Shesawelephantsinthezoo.Didsheseedogs?No,shedidn’t.sawelephants看大象rowedaboatWheredidAmyrowaboat?Sherowedaboatinthelake.WhatdidAmydoonherholiday?Sherowedaboat.WhatdidAmydoonherholiday.SheboughtpresentsforhermotherWhendidshebuypresentsforhermother?Sheboughtpresentsforhermotherlastweekend.wentskiingWhatdidSarahdoonherholiday?Shewentskiing.动词原形动词过去式rowrowedbuyboughtwentgoseesaw