- 问题详情:AsweathercoolsacrosstheUnitedStates,agrowingnumberofAmericansvisitfarms.Theyharvestfruits,enjoyhaywagonridesandwalkinthefields.Thesepeoplearecalled“agri-tourists.”Theyimprovetheeconomyofruralareasandhelpfarmersincreasetheirprofits.Schoolchi...
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