wdu202

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

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

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

Đáp án tham khảo, có thể sai: 1b, 4c, 5c, 6b, 7c, 8c, 9a, 10a, 11a, 12d, 13d, 14a, 15d, 16b, 17a, 18b, 19b, 20b, 21acd, 22c, 23b, 24b, 25a, 41d, 42a, 46b, 49c, source : WDU202c_FE_SU23_457464