`12.` He isn't rich enough to buy this shirt.

`-` Cấu trúc: S + am/is/are/was/were +  (not) + adj + enough + (for sb) + to do sth: ...(ko) đủ...để làm gì

`-` rich (giàu) >< poor (nghèo) 

`13.` We didn't arrive soon enough to see that film. 

`-` late (muộn) >< soon (sớm)

`-` Cấu trúc: S + V + adv + enough + (for sb) + to do sth: ...làm gì đủ...để làm gì

`14.` The boy isn't tall enough to reach that tree.

`-` tall (cao) >< short (thấp)

`-` Ko đủ cao để chạm tới cái cây đó = Quá thấp đễn nỗi ko thể chạm đến cái cây đó

`16.` He is too old to wear this shirt.

`-` old (già) >< young (trẻ)

`-` Cấu trúc: S + am/is/are/was/were + too + adj + (for sb) + to do sth: ...quá...đễn nỗi ko thể làm gì

`17.` The novel Dream City is interesting enough for us to read it again.

`-` we `->` us (tân ngữ)

`-` Cuốn tiểu thuyết "Dream City" đủ thú vị để chúng tôi đọc nó muốn lần nữa.

`18.` She isn't old enough to go to school.

`12`.He isn't rich enough to buy this shirt

`\rightarrow` Enough :

`=>` S + is / am / are / ... ( not ) + adj + enough ( for O ) + to do sth ( `12 , 14 , 18` )

`13`.We didn't arrive early enough to see that film

`\rightarrow` Enough ( Trạng từ ) :

`=>` S + V + adv + enough ( for O ) + to do sth

`14`.The boy isn't tall enough to reach that tree

`16`.He is too old to wear this shirt

`\rightarrow` Too :

`=>` S + is / am / are / ... + too adj ( for O ) + to do sth

`18`.She isn't old enough to go to school

`\text{# TF}`