`1`/ enough + adj : S + tobe + adj + enough + ( for sb / sth ) + to +
VD: He isn't old enough to watch this movie
`2`/ enough + n : S + v + enough + ....
VD: We have enough money.
`3`/ enough + adv : S + V + adv + enough + ... ( for sb / st ) + to + V
VD: He run fast enough to catch the bus.