1) My sister is old enough to drive a car
2)The ladder wasn't long enough to reach the ceiling
3)The fire is not hot enought to boil a kettle
4)He is strong enough to carry that suitcase
5)Lan is not strong enought to swim across the river
6)She is beautiful and intelligent enough to become Miss World
7)Mr.Roberts is not rich enough to buy a house
8)The worker is clever enough to make nice things from wood
9) Our team is good enough to win the matches very often
10) The radio is not small enough to put it in your pocket
--Cấu trúc: S+ to be+ adj (tính từ)+enough+ to+ V infinitive ( động từ nguyên mẫu)--