`1.` Exercise 5 is as difficult as exercise 6.

`2.` They do not swim as/so far as we.

`3.` This radio is as expensive as that one.

`4.` Does Bob not read as/so fast as Elma?

`5.` My father is as old as my mother.

`6.` This book is as interesting as that book.

`7.` Rob does not speak English as/so well as Liz.

`8.` She does not learn English as/so hard as her sister.

`9.` This desk is as clean as that desk.

`10.` Child does not write English as/so well as his friends.

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`-` So sánh bằng với tính từ/ trạng từ:

$(+)$ S1 + to be/ V + as + adv/ adj + as + S2.

$(-)$ S1 + aux V/ to be + not + (V) + as/so + adv/adj + as + S2.

`-` Thì hiện tại đơn:

$(-)$ S + do/ does + not + Vinf.

$(?)$ Do/ Does + S + Vinf?

1. Exercise 5 is as difficult as Exercise 6.
2. The don't swim as far as us.
3. This radio is as expensive as that one. 
4. Doesn't Bob read as fast as Elma?
5. My father is as old as my mother.
6. This book is as interesting as that book.
7. Rob doesn't speak English as well as Liz. 
8. She doesn't learn English as hard as her sister. 
9. This desk is as clean as that desk.
10. Child does not write English as well as his friends. 
Cấu trúc so sánh bằng là "...as...as.." nhé bạn
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