1. My boyfriend is as strong like a horse. 

⇒ My boyfriend is as strong as a horse. ( Cấu trúc S + be + as + adj + as )

2. This exercise isn’t hard as I thought.

⇒ This exercise isn’t as hard as I thought. (Cấu trúc S + be + as + adj + as )

3. Life in foreign countries is different life in home country. (thiếu from)

⇒ Life in foreign countries is different from life in home country. (S + to be + different from + O)

4. My parents share the same hobby as. ( thừa as ) 

⇒My parents share the same hobby.

5. His cat isn’t the same pretty as mine. ( Cấu trúc S + be + as + adj + as )

⇒His cat isn’t as pretty as mine.

6. This art museum is definitely different as the historical museum. (S + to be + different from + O)

⇒This art museum is definitely different from the historical museum.

7. Roses don’t have the same fragrance like lotuses. (The same + Noun + as)

⇒Roses don’t have the same fragrance as lotuses.

8. My essay is as length as yours.  ( Cấu trúc S + be + as + adj + as, length là dang từ, long là )

⇒My essay is as long as yours.

9. This island isn’t as beautiful than those I have visited.( S + be not + as + adj + as )

⇒This island isn’t as beautiful as those I have visited.

10. My mother is different appearance from me. ( S + to be + different from + O)

⇒My mother is different from me.

1. like `->` as (so sánh bằng: S + V + as + adj/adv + as + S2)

2. hard `->` as hard (so sánh bằng)

3. different `->` different from (different from: khác với)

4. as `->` bỏ (as không đóng vai trò gì và cũng không có nghĩa nên ta lược đi)

5. the same `->` as (so sánh bằng; the same (+N) as: giống với; pretty là adj nên ta không dùng the same as được)

6. as `->` from (different from: khác với)

7. like `->` as (the same (+N) as: giống với)

8. length `->` long (so sánh bằng)

9. than `->` as (so sánh bằng)

10. appearacne `->` bỏ (không có cấu trúc different + Noun + from và ở trước là tobe nên ta không dùng appearacne, vốn là danh từ được)