- 問題詳情:TodayisSaturday.ThestudentsofGradeSevengotoschoolearly,buttheyhavenoclasses.Theirteachersaregoingtotakethemtothezoo.Theytakebusesthere.Theygetthereat8:30a.m.Thezooisverybeautiful.Therearemanytrees,somehillsandabiglake.It’sspringnow,andyoucan...
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