Short adj: S +  to be/V + the +  adj / adv+ est + Noun/ Pronoun

Long adj: S + to be / V+ the most + adj / adv+ Noun/ Pronoun

$\textit{1, the biggest}$

$\textit{2, the thennest}$

$\textit{3, the longest}$

$\textit{4, the most clever}$

$\textit{5, the shortest}$

$\textit{6, the best}$

$\textit{7, the tallest}$

$\textit{8, the coldest}$

$\textit{9, the happiest}$

$\textit{10, the nicest}$

1. the biggest
2. the  thinnest
3. the longest
4. the cleverest ( the most clever ) [câu này có 2 cách , hôm trước cô mình nói vậy ==]
5.the  shortest
6. the best
7. the tallest
8. the coldest 
9. the happiest
10. the nicest