Bài tập về so sánh bằng từ cơ bản đến nâng cao
Key takeaways
Các công thức so sánh bằng khẳng định
S + V + as + adj/adv + as + Noun/Noun phrase/Pronoun
S + V + as + many/much/little/few + as + Noun/Pronoun
S + V + as + many/much/little/few + Noun + as + Noun/Pronoun
S + V + the same + (N) + as + Noun/Pronoun
Các công thức so sánh dạng phủ định
S + V + not as/so + adj/adv + as + Noun/Noun phrase/Pronoun
S + not + V + as + many/much/little/few + as + Noun/Pronoun
S + not + V + as + many/much/little/few + Noun + as + Noun/Pronoun
So sánh bằng là một trong những chủ điểm cơ bản và thường xuyên xuất hiện trong các bài kiểm tra tiếng Anh. Tuy nhiên, nhiều người học, đặc biệt một số người học mới làm quen với chủ điểm này, vẫn còn gặp khó khăn trong việc giải quyết các dạng bài tập này do thiếu tài liệu ôn tập. Hiểu được điều đó, trong bài viết dưới đây, tác giả sẽ tổng hợp cho người học bài tập so sánh bằng từ cơ bản đến nâng cao đầy đủ và chính xác.
Tóm tắt lý thuyết cấu trúc so sánh bằng trong tiếng Anh

Các công thức so sánh bằng dạng khẳng định
Cấu trúc với tính từ và trạng từ:
S + V + as + adj/adv + as + Noun/ Noun phrase/ Pronoun |
Ví dụ:
He runs as fast as a cheetah. (Anh ta chạy nhanh như một con báo.)
The cake is as delicious as the one from the bakery. (Bánh ngon như bánh ở tiệm bánh vậy.)
Cấu trúc với động từ
S + V + as + many/much/little/few + as + Noun/ Pronoun |
Ví dụ:
He eats as much as his brother. (Anh ấy ăn nhiều như anh trai mình.)
She studies as much as he does. (Cô ấy học nhiều như anh ấy vậy.)
Cấu trúc với danh từ
S + V + as + many/much/little/few + Noun + as + Noun/ Pronoun |
Ví dụ:
She has as many friends as her sister. (Cô ấy có nhiều bạn bè như chị gái mình.)
During the summer vacation, she read as many books as her sister, who spent most of her days at the library. (Trong kỳ nghỉ hè, cô đọc nhiều sách ngang với chị gái cô, người dành phần lớn thời gian ở thư viện.)
Chú ý: Bên cạnh cấu trúc trên, ta có thể sử dụng cấu trúc sau cho dạng so sánh bằng với danh từ:
S + V + the same + (N) + as + Noun /Pronoun |
Ví dụ:
She wears the same dress as her friend. (Cô ấy mặc chiếc váy giống hệt bạn cô ấy.)
Despite living in different cities, they both enjoy the same hobbies as their childhood friends, such as playing soccer and reading mystery novels. (Mặc dù sống ở các thành phố khác nhau nhưng cả hai đều có cùng sở thích như những người bạn thời thơ ấu, chẳng hạn như chơi bóng đá và đọc tiểu thuyết bí ẩn.)
Các công thức so sánh bằng dạng phủ định
Cấu trúc với tính từ và trạng từ:
S + V + not as/so + adj/adv + as + Noun/ Noun phrase/ Pronoun |
Ví dụ:
He is not as tall as his father. (Anh ấy không cao bằng bố anh ấy.)
Cấu trúc với động từ
S + not + V + as + many/much/little/few + as + Noun/ Pronoun |
Ví dụ:
She does not work as hard as him. (Cô ấy không làm việc chăm chỉ như anh ấy.)
Cấu trúc với danh từ
S + not + V + as + many/much/little/few + Noun + as + Noun/ Pronoun |
Ví dụ:
He does not have as many books as his sister. (Anh ấy không có nhiều sách như chị gái mình.)
Xem chi tiết:

Bài tập so sánh bằng trong tiếng Anh
Bài tập cơ bản
Bài tập 1: Complete the sentences using as … as
In the party, they are not ___________ we are. (excited)
He doesn't study ________________ his classmates. (efficiently)
The painting is _________________ a masterpiece. (beautiful)
He sings ________________ a professional singer. (passionately)
He runs ______________ his younger brother. (fast)
The new model is not _____________ the old one. (powerful)
The cake tastes ______________ it looks. (delicious)
She plays the piano ____________ a concert pianist. (skillfully)
They don't cook ___________ their grandmother. (well)
She doesn't write __________ her teacher. (clearly)
Bài tập 2: Complete the sentences below, using the comparative structure "as … as".
The dog/ loyal/ a best friend.
They/ not/ speak/ fluently/ native speakers.
Her smile/ bright/ the morning sun.
The film/ thrilling/ a roller coaster ride.
The weather/ not/ sunny/ forecasted.
The movie/ not/ exciting/ the trailer.
The baby/ sleep/ peacefully/ an angel.
They are not as generous as they appear.
He swim/ fast/ an Olympic athlete.
They study/ diligently/ honor students.
Bài tập 3: Complete the senteces using as … as + the following
durable | majestic | brightly | heavy | efficiently |
neat | peacefully | fluently | sweet | spacious |
She writes code _________ a seasoned programmer.
His smile shines ___________ the stars.
The mountain is ____________ a painting.
The dessert tastes __________ honey.
The new phone is not ___________ the old one.
His handwriting is not ____________ his sister's.
The traffic is not ___________ during rush hour.
The river flows ___________ a tranquil lake.
They don't speak English ____________ their classmates.
Their house is not ____________ ours.
Bài tập nâng cao
Bài tập 1: Choose the correct answer.
The new software processes data ______________ the most advanced supercomputers in the world, ensuring minimal downtime and maximum productivity.
A. as efficiently as
B. as efficient as
C. so efficiently as
D. as efficiently soThe chef prepared ______________________ the renowned restaurant in Paris, delighting his guests with the familiar yet exquisite flavors.
A. better signature dish as
B. as signature dis as
C. the same signature dish as
D. same signature dish asThe documentary _______________ the book, lacking the detailed descriptions and emotional depth that made the original story so compelling.
A. was not captivating as
B. not was as captivating as
C. was as not captivating as
D. was not as captivating asShe has ___________________ at her new job as her previous supervisor, often staying late to ensure everything is completed on time.
A. as many responsibilities
B. as many responsibilities as
C. as responsibilities as
D. many responsibilities asThe new intern did not complete ____________ his predecessor, struggling to keep up with the fast-paced environment of the office.
A. as much task as
B. as many tasks as
C. as few tasks as
D. as any task as
Bài tập 2: Find one error in each of the following sentences.
He does (A) not have as many (B) free time as (C) his brother, who has a more flexible (D) work schedule and fewer obligations.
Their vacation was as not (A) relaxing as they had (B) hoped, with unexpected (C) weather changes and itinerary disruptions (D) affecting their plans.
The volunteers (A) collected as (B) many donation (C) for the charity (D) as they had during the previous year's campaign, thanks to the community's generosity
The small business (A) did not generate as (B) much revenue (C) as it (D) competitors, despite offering high-quality products and excellent customer service.
The athlete trains as rigorous (A) as an Olympic champion, dedicating (B) countless hours (C) to perfecting his technique (D) and building his strength.
Bài tập 3: Rewrite the sentence using equal comparative form.
This cake isn’t sweeter than the one we had last week.
→ This cake ____________________________________________.The movie is more interesting than the book.
→ The book ____________________________________________.He did not complete the project more quickly than expected.
→ He __________________________________________________.They arrived earlier than we did.
→ We___________________________________________________.He drives faster than his friend.
→ His friend _____________________________________________.He is more diligent in his studies than his classmates.
→ His classmates _______________________________________.The new phone is more expensive than the old one.
→ The old phone _______________________________________.They don’t work more efficiently than their colleagues.
→ Their ________________________________________________.
Đáp án
Bài tập cơ bản
Bài tập 1:
as excited as
as efficiently as
as beautiful as
as passionately as
as fast as
as powerful as
as delicious as
as skillfully as
as well as
as clearly as
Bài tập 2:
The dog is as loyal as a best friend.
They don't speak as fluently as native speakers.
Her smile is as bright as the morning sun.
The film is as thrilling as a roller coaster ride.
The weather is not as sunny as forecasted.
The movie is not as exciting as the trailer.
The baby sleeps as peacefully as an angel.
They are not as generous as they appear.
He swims as fast as an Olympic athlete.
They study as diligently as honor students.
Bài tập 3:
as efficiently as
as brightly as
as majestic as
as sweet as
as durable as
as neat as
as heavy as
as peacefully as
as fluent as
as spacious as
Bài tập nâng cao
Bài tập 1:
A. as efficiently as
C. the same signature dish as
D. was not as captivating as
A. as many responsibilities
B. as many tasks as
Bài tập 2:
B. many → much
A. not → change the position of “not’’ so that it’s behind ‘‘was’’.
C. donation → donations
D. it → its
A. rigorous → rigorously
Bài tập 3:
This cake is as sweet as the one we had last week.
The book is not as interesting as the movie.
He completed the project as quickly as expected.
We did not arrive as early as them.
His friend doesn’t drive as fast as him.
His classmates are not as diligent in their studies as him.
The old phone is not as expensive as the new one.
Their colleagues work as efficiently as them.
Tìm hiểu thêm:
Tổng kết
Trên đây là hệ thống bài tập so sánh bằng từ cơ bản đến nâng cao, kèm đáp án chi tiết giúp người học tự đánh giá và củng cố kiến thức. Việc luyện tập thường xuyên với các dạng bài tập đa dạng sẽ giúp người học nắm vững cấu trúc as … as và vận dụng chính xác trong giao tiếp cũng như viết tiếng Anh. Người học nên chú ý đến các lỗi phổ biến như vị trí của “not”, sự hòa hợp giữa danh từ đếm được và không đếm được để tránh sai sót trong quá trình sử dụng cấu trúc này.
Để củng cố kiến thức ngữ pháp một cách bài bản và áp dụng hiệu quả vào thực tế, người học có thể tham gia các khóa học tiếng Anh tại ZIM Academy. Với chương trình được thiết kế riêng phù hợp với trình độ và mục tiêu của từng học viên, kho tài nguyên học tập phong phú cùng phương pháp giảng dạy trọng tâm, ZIM giúp tối ưu hóa thời gian và chi phí học tập, đồng thời hỗ trợ người học phát triển năng lực tiếng Anh toàn diện.
Nguồn tham khảo
“ As … as.” Cambridge Dictionary, https://dictionary.cambridge.org/grammar/british-grammar/as-as. Accessed 20 November 2025.

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