A. Phonetics :
I.
/s/ : school, rooster, summer, spring, success, blossoms, sound, smile, person, rice
/s nặng/ : còn lại
II.
1. A
2. A
3. C
4. B
5. C
B. Vocabulary & Grammar :
I.
1. C
2. D
3. B
4. A
5. A
II.
1. D
2. C
3. A
4. A
5. B
6. D
7. A
8. C
9. C
10. B
11. A
12. A
13. C
14. A
15. B
16. A
17. C (chắc vậy .__.)
18. C
19. B
20. A
III.
1. You should take a short rest.
2. She should stay in bed.
