${7.}$ The more I live with her, the more I like her.

→ so sánh đồng tiến: The + so sánh hơn + S, the + so sánh hơn + S

${9.}$ The air in the city is dirtier than that in the countryside.

→ so sánh hơn với tính từ ngắn: S1 + Vbe + Adj + er + than + S2

          The air in the city isn't as clean as that in the countryside.

→ so sánh ngang bằng với tính từ: S1 + Vbe + not + as + Adj + as + S1

${10.}$ Your street is quieter than ours.

            Your street isn't as narrow as ours.

→ tương tự câu 9

$\text{7.}$ The more I live with her, the more I like her. 

→ So sánh kép : The more + (adj) + S +V , the more + (adj) + S + V

$\text{8.}$The air in the city is dirtier than that in the countryside.

→ The air in the city isn't as/so clean as that in the countryside.

$\text{9.}$ Your street is quieter than ours.

→ Your street isn't as/so narrow as ours.

$\Rightarrow$ S + be/Aux + (not) + short-adj thêm er + than + N/pronoun 

$\Rightarrow$ S + be/Aux + (not) + more + long-adj + than + N/pronoun 

$\Rightarrow$ S + be/Aux + not + as/so + adj/adv + as + N/pronoun 

$#Keisha$