Change from Singular to Plural

Fill in the blanks.
1. A tiger - Two
2. A lion - Two
3. A mango - Two
4. A fish - Two
5. A hen - Two
6. A banana - Two
7. A glass - Two
8. A bus - Two
9. A box - Two
10. A dress - Two
11. A bench - Two
12. A horse - Two
13. A dog - Two
14. A book - Two
15. A fox - Two
16. A foot - Two
17. A tooth - Two
18. A dish - Two
19. A car - Two
20. A buffalo - Two