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