DearMark,I'mverygladyouaresointerestinginourschool.Rece...
问题详情：DearMark,I'mverygladyouaresointerestinginourschool.Recentourschoolislaunchinganactivitytocallforthrift(节俭)andgoagainstwaste.Everystudentwasrequiredtosavepaper,water,electricityorfood.Allwas...