`1` The schools in the country are smaller than the ones in the city 

`=>` small `><` big 

`=>` S1 + be + tính từ ngắn thêm đuôi er + than + S2

`2` We go to work by car every day 

`=>` drive to place = go to place by car

`=>` S + V(s/es) + O 

`3` Are there four people in Viet's family ? 

`=>` Do/does + S + have + N ?

`=>` Is/are + there + N + cụm từ chỉ nơi chốn ? 

`4` Tam rarely goes to the zoo 

`=>` once a year : 1 lần 1 năm 

`=>` rarely : hiếm khi 

`=>` S + V(s/es) + O 

`5` Everest Mountain is the tallest mountain in the world 

`=>` S + be + the + tính từ ngắn thêm đuôi est + (N) + ...

`=>` No + N + be + tính từ ngắn thêm đuôi er + than + S

`6` Would you like to go swimming now ? 

`=>` want to do sth : muốn làm việc gì

`=>` would like to do sth : muốn làm việc gì

`7` How much are these shoes ? 

Hoặc : How much do these shoes cost ? 

`=>` What is the price of + N ?

`=>` How much + be + N ?

`=>` How much + Aux + S + cost ?