1. You are too young to have a front-door key.
2. It is cold enough that we can't bathe.
3. Would you be kind enough to answer this letter by return?
4. I am old enough to wear that kind of hat.
5. The ladder wasn't long enough to reach the window.
6. He hadn't enough money to live on it.
7. He was furious enough to be unable to speak.
8. The fire isn't hot enough to boil a kettle.
9. Tom was foolish enough to tell lies to the police.
10. You are thin enough to slip between the bars.
11. He is ill enough to be unable to eat anything.
12. Our new car is wide enough to get through those gates.
13. The floor wasn't strong enough for us to dance on it.
14. I was terrified enough to be unable to move.
15. The bull isn't big enough to harm you.
16. The coffee isn't strong enough to keep us awake.
17. The river is deep enough that we can't wade it.
18. He is lazy enough to refuse to get up early.