Ex`12` :

`1.`My doll isn't as pretty as her doll.

`2.`Travelling by train isn't as exciting as travelling by plane.

`3.`My salary isn't as high as my husband's.

`4.`I am as disappointed as Ann about mu team's score.

`5.`Today it isn't as warm as yesterday.

`6.`I don't feel as tired as yesterday.

`7.`Tom's essay is as good as mine.

`8.`The Smiths haven't lived here as long as we've.

`=>`Cấu trúc :

`-` So sánh bằng :

+) S1 + be + as Adj as + S2

+) S + V + as + adj/adv + as + N/Pronoun/Clause

`-` So sánh không bằng :

+) S1 + be + not as Adj as + S2

+) S + do/does/did not+ as + adj/adv + as + N/Pronoun/Clause