`1,` My bag is smaller than her bag.

`2,` The old laptop is slower than the new laptop.

`3,` Her phone is less expensive than his phone.

`4,` That book is less interesting than this book.

`5,` The pink dress is less pretty than the blue dress.

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So sánh hơn: 

(`+`) Cấu trúc so sánh hơn `-` ngắn (giữa 2 người/vật):

`->` S `+` V/tobe + adj/adv `+` -er `+` than `+` O...

(`+`) Cấu trúc so sánh hơn `-` dài (giữa 2 người/vật):

`->` S `+` tobe/V + more + adj/adv `+` than `+` O..

So sánh kém hơn:

(`+`) S `+` tobe/V `+` less `+` adj/adv `+` than `+` O 

`***` Sử dụng so sánh bằng phủ định:

`1`. My bag is not as large as hers.

`2`. The old laptop is not as fast as the new one.

`3`. Her phone is not as expensive as his phone.

`4`. That book is not as interesting as this one.

`5`. The pink dress is not as pretty as the blue one.  

`->` S1 + be + not as + adj + as + S2

`***` Sử dụng so sánh hơn:

`1`. My bag is smaller than hers.

`2`. The old laptop is slower than the new one.

`3`. Her phone is cheaper than his one.

`4`. That book is more boring than this one.

`5`. The pink dress is uglier than the blue one.

`->` S1 + be + adj-er/more adj + than + S2