Lesson 12 Goodbye and good lucksharonFDo you know four oceans in the world?PacificoceanIndianoceanArcticoceanAtlanticoceanThemapoftheworldearth1.Doyouliketobeasailor,Canyounamesomefamoussailors?2.WhatdoyouthinkisthebestwaytocrosstheAtlantic?3.WhydoyouthinkpeoplechoosetocrosstheAtlanticalone?郑和哥伦布(意大利航海家,新大陆发现者)1.WhoisCharlesAlison?2.Whatwillhedotomorrowmorning?3.WhyisTopsailafamouslittleboat?4.HowlongwillCharlesAlisonbeaway?Watchthevideoagainandthenanswersomecomprehensionquestions:Whoisyourneigh
