Lai mot mua 20-11 nua sap ve.La mot hoc sinh sap phai roi xa mai truong,sap phai xa thay co,em mong thay co danh rieng noi day de chung em nhin lai dong song xua,nhin lai thay -nhung nguoi lai do tham lang,nhin lai chinh ban than minh.Va xin gui toi thay co nhung loi biet on tran trong nhat.Chuc thay co luon manh khoe de tiep tuc diu dat the he tre qua song.