`1.` as attractive as

`2.` as beautiful as

`3.` isn't as dangerous as

`-` Chủ ngữ "that dog" chỉ một con vật `->` Đi với tobe "is" (chia thì HTD do có "looks" = V-s/es)

`4.` isn't as expensive as

`-` "Living in Valencia" - Chỉ một hành động `->` Đi với tobe "is"

`5.` different from

`6.` as difficult as

`7.` are the same as

`8.` isn't as luxurious as

`9.` different from

`10.` as important as 

`-` Cấu trúc so sánh ngang bằng:

`-` Với tính từ/trạng từ: S1 + tobe/V + as + adj/adv + as + S2

`-` Với "the same...as": S1 + tobe + the same + (N) + as + S2

`-` Cấu trúc so sánh không bằng:

`-` Với tính từ: S1 + tobe + not + as + adj + as + S2

`-` Với trạng từ; S1 + TDT/modal verbs/... dạng phủ định + V-inf + as + adv + as + S2

`-` Với "different from": S1 + tobe + different from + S2