BAI NGHE PHAN TU VUNG VA MAU CAU LESSON 5 THEME 5LOP 5 http://thanhiep.pgdductrong.edu.vn/wp-content/uploads/sites/470/2020/04/CD2-TRACK-56.mp3 http://thanhiep.pgdductrong.edu.vn/wp-content/uploads/sites/470/2020/04/CD2-TRACK-54.mp3