剑桥英语一级下册第十三单元Let’slearn!watchTVLook!Ourpolicemanishelpingthegrandmothercrossthestreetandthatlittlegirlisgivingthepolicemansomewater、--Who’sthatboy?--Oh,he’smybestfriend、Weoftenplaytogether、--What’snext?--It’stherabbitandtheturtle、--Howdoyouspellturtle?--T-u-r-t-l-e、——Bring,showandtell、Whocanehereandtelluswhatyouhavegot?Canyoudance?Yes,Ican、/dancebounceaball动词变为名词课堂总结