Đề thi
Đáp án
| 1 | A | 11 | C | 21 | D | 31 | A | 41 | D |
| 2 | D | 12 | D | 22 | A | 32 | A | 42 | B |
| 3 | B | 13 | A | 23 | B | 33 | A | 43 | B |
| 4 | A | 14 | B | 24 | D | 34 | A | 44 | B |
| 5 | A | 15 | B | 25 | A | 35 | B | 45 | D |
| 6 | D | 16 | C | 26 | A | 36 | D | 46 | B |
| 7 | A | 17 | C | 27 | D | 37 | A | 47 | D |
| 8 | D | 18 | B | 28 | C | 38 | B | 48 | D |
| 9 | C | 19 | A | 29 | B | 39 | D | 49 | B |
| 10 | A | 20 | B | 30 | B | 40 | B | 50 | D |