1, C -> on
2. A -> excited
3. D -> days off
4. B -> spend
5. C -> a three-week
6. C -> fewer (đề viết sai từ "tamps" -> "stamps")
7. C -> doing
8. B -> buy
9. D -> happy
10. A -> played
11. C -> a few
12. B -> to go
13. C -> looks after
14. B -> dressmaker
15. B -> different
16. C -> tried it on
17. C -> to
18. C -> next door
19. C -> home
20. C -> very well