关于regret的作文知识

Inmymind,thereisonethingthatreallymakemeregretit.Thatday,abeautiful,sunny,clearblueskies.Theweatherissogood,Iwasverysad.Because-itwasthelastdayofthesixthgrade,notonlyIapersonverysad,Iamtheteacherandcl...