- Với tính từ
+ She is old enough to go to school alone.
+ He is tall enough to reach the books on the shelf.
- Với danh từ
+ You have enough knowledge to beat this quiz.
`1.` I am tall enough to play volleyball.
`2.` I have enough money to buy a car.
- Cấu trúc:
+Với tính từ
*S + am/is/are + adj + enough + (for somebody) + to V-inf
+Với danh từ
*S + V + enough + N + (for somebody) + to V-inf