1/ He is too old to wear this coloured shirt.
=> He is not enough young to wear this coloured shirt.
2/ She is too weak to carry this box.
=> She is not enough strong to carry this box.
3/ This pen is too expensive for me to buy.
=> I don't have enough money to buy this expensive pen.
4/ Bill was too stupid to understand what I had said.
=> Bill was not enough intelligent to understand what I had said.
5/ This bag is too heavy for her to carry.
=> She is not enough strong to carry this bag.
6/ The test was too difficult for them to do.
=> They are not enough intelligent to do the test.
7/ I'm too poor to help you with money.
=> I don't have enough money to help you with it.
8/ This book is too dull to read.
=> This book is not enough good to read.
9/ The room is too dark for us to study.
=> The room is not enough light for us to study.
10/ The shelf is too high for her to reach.
=> She is not enough high to reach the shelf.