1. didn't go
2. didn't give
3. didn't do
4. didn't drive
5. didn't open
6. didn't work
7. didn't see
8. didn't like
9. didn't order
10. didn't find
11. didn't be
12. didn't watch
13. didn't go
14. didn't be
15. didn't live
Cấu trúc dạng phủ định của thì quá khứ đơn
=> S+ didn't+ V (inf)+O...