英语改错题,请告诉我错误的地方.在问题补充里,请往下看.请按顺序给我答案,谢谢!
1.Myfriendhasspentfouryearstostudymathematicsatthatcollege,andheseemstohavelearnedalotduringthoseyears.
2.IfanyonehappenstocometoseemewhileIamoutthisevening,pleasehavehimtoleaveamessageforme.
3.TheGreenswereusedtohaveChinesefoodduringtheirthreemonths'stayinShanghai.