35. Mount Everest is the highest mountain in the world.

No mountain in the world is as

36. There were many tall trees behind my school when I was a student.

There used to be....

37. Miss Lien danced more beautifully than Mrs Nga.

Mrs Nga didn't dance as....

38. Living in a big city is more convenient than living in a village,

It's more convenient....

`35.` No mountain in the world is as high as Mount Everest.

`-` So sánh nhất: Với tính từ ngắn: S1 + tobe + the + adj + -est + S2

`-` So sánh ngang bằng: Với tính từ: S1 + tobe + as + adj + as + S2

`-` Thì HTĐ: `(+)` S + is/am/are + N/Adj

`36.` There used to be many tall trees behind my school when I was a student.

`-` QKĐ + when + QKĐ: khi

`-` Thì QKĐ: `(+)` S + was/were + N/Adj

`-` Cấu trúc "Used to": S + used to + V(bare): ai đã từng làm gì 

`37.` Mrs. Nga didn't dance as beautifully as Miss Lien.

`-` So sánh hơn: Với trạng từ dài: S1 + V + more + adv + than + S2

`-` So sánh ngang bằng: Với trạng từ: `(+)` S1 + trợ động từ + not + V + as + adv + as + S2

`-` Thì QKĐ: `(-)` S + didn't + V(bare)

`38.` It's more convenient to live in a village than to live in a big city.

`-` So sánh hơn: Với tính từ dài: S1 + tobe + more + adj + than + S2

`-` V-ing + O + be + adj

`-` It's + adj + to V