Fill in the blank with the correct comparative and superlative forms.
0. big bigger....... biggest
1. fast faster........ fastest….
2. thin thiner........ …………..
3. large larger........ …………..
4. confident ................. ………….
5. good ................. ……….
6. clever ................. ……….
7. interesting ................. ……….
8. early ................. ……….
9. happy ................. ……….
10. carefully ................. ……….