DidyouvisittheShanghaiWorldExpolastsummer?Whatimpressed...
问题详情：DidyouvisittheShanghaiWorldExpolastsummer?Whatimpressed(给……留下印象) you?21stCenturyKidsinvitesfourkidstotalkabouttheirexperiences.TheyarebackfromtheExpo.Whatdidtheybringus?Let’sseewhatth...