Đáp án tham khảo, có thể sai: 1a, 2b, 3a, 4c, 5a, 6c, 7c, 8b, 9c, 10a, 11a, 12b, 13b, 14a, 15b, 16c, 17c, 18b, 19c, 20a, 21c, 22c, 23c, 24c, 25d, 26a, 27d, 28b, 29c, 30a, 31a, 32a, 33c, 34c, 35c, 36c, 37c, 38a, 39a, 40c, 41c, 42c, 43c, 44c, 45c, 46c, 47a, 48c, 49d, 50c, source : MAS291 - SU 2023...