D 2. D 3. B 4. D 5. A 6. A 7. D

1. - BAI 07 DAP AN BAI TAP PHAN UNG CHAY GLUXIT VA GLUXIT KIM LOAI KIEM
BAI 07 DAP AN BAI TAP PHAN UNG CHAY GLUXIT VA GLUXIT KIM LOAI KIEM
1. D 2. D 3. B 4. D 5. A 6. A 7. D