Rewrite these sentences as suggested He is not as old as I thought > He is

`1,` He is younger than I thought.

`-` So sánh ngang bằng (phủ định) `->` So sánh hơn (khẳng định) 

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

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

`+` old >< young 

`->` Anh ấy trẻ hơn tôi nghĩ.

`1`. He is younger than I thought.

`-` So sánh hơn: S1 + be + adj-er/more adj + than + S2

`-` old >< young: già >< trẻ