Đáp án tham khảo, có thể sai: 1a, 2d, 3c, 4d, 7b, 8a, 9b, 10c, 11a, 12a, 13a, 14c, 15a, 16d, 17b, 19a, 23b, 26c, 31a, 32c, 33ab, 34a, 35c, 36b, 37a, 38c, 39b, 40a, 41d, 42d, 43d, 44a, 45d, 46b, 47a, 48d, 49b, 50a, 51b, 52d, 53a, 54b, 55d, 56b, 57a, 58c, 59a, 60c, source : MLN131 - SU 2023 -...