1: You don't old enough to have a front-door key
2: The buffalo isn't big enough to harm you
3: The rice is thick enough for us to walk on it
4: He is rich enough to buy the carr
5: These exercises are easy enough for us to do them
6: Those oranges are ripe enough for us to eat them
7: You brother was clever enough to do this exercise in a few minutes
8: We weren't early enough to see the first part of the play
9: I don't have much money enough to buy this dress
10: There is food enough in the fridge for us to eat it during the weekend