minh rat thich tim hieu doi song va cong tac cua moi nguoi tren the gioi va ca thien nhien o tren trai dat nay.Minh quyet chi hoc tap that cham de co gang thuc hien dieu do.Ai cung keu minh la than dong ve khoa hoc va that the minh cung cong nhan minh la than dong thiet minh moi co 5 tuoi ma da tim hieu cac sach khoa hoc o lop4,5,6,7,8,9 roi do nhen cac ban.