* Cấu trúc câu so sanh hơn với tính từ ngắn :

$S_1$ + to be + adj_er + than + $S_1$

* Cấu trúc câu so sanh hơn với tính từ dài :

$S_1$ + to be + more + adj + than + $S_2$

$1$ . Nha Trang is smaller than Ha Noi City 

$2$ .  LIfe in da Nang is more expensive than life in HCM City 

$3$ . Da Lat is more exciting than London 

$4$ . Huong River is smaller than Me Kong River 

$5$ . I am taller than Mai 

$6$ . My sister is younger than me 

$7$ . This bag is cheaper than that bag 

$8$ . The country is quiter than the City 

$9$ . Mai 's house is larger than Tuan 's house