1. Short - shorter - the shortest
2. Progressive - more progressive - the most progressive
3. Important - more important - the most important
4. Wide - wider - the widest
5. Early - earlier - the earliest
6. Big - bigger - the biggest
7. Near - nearer - the nearest
8. Fast - faster - the fastest
9. Low - lower - the lowest
10. Efficient - more efficient - the most efficient
11. Young - younger - the youngest
12. Especially - more especially - the most especially
1) Kim didn't buy a new computer last month
2) Harry didn't eat five toffee apples last time
3) My mum wasn't in the bathroom five minutes ago