Skip to main content
Grammar point
B2Medium frequencyQuestionsSpokenUpper intermediate

Vietnamese 'ai bảo là' Usage (Who says that / Who told you)

'ai bảo là' is commonly used in spoken language to challenge or refute a statement, similar to 'Who says...' in English.

Quick explanation

Quick explanation

'ai bảo là' is commonly used in spoken language to challenge or refute a statement, similar to 'Who says...' in English.

English meanings

  • Who says that
  • Who told you

Grammar pattern

Ai bảo là + clause?

Examples

1

Ai bảo là câu này sai?

Who says this sentence is wrong?

2

Ai bảo là người mới học không dùng được cấu trúc này?

Who says beginners can't use this structure?

How to use it

The phrase 'ai bảo là' is used to express challenge, refutation, or blame towards a previously stated assumption or claim. It is not simply asking who said something but often carries a tone of contradiction or challenge. It is common in informal speech and can sound direct or confrontational.

  • Used in spoken language to refute or challenge.
  • Tone can be direct or confrontational.
  • Often challenges the other person's statement.

Compared with English

Compared with English

Comparable to English rhetorical questions like 'Who says I don't understand?' It is best avoided in formal contexts due to its direct tone.

Common mistakes

Ai bảo là vì câu này sai?

Ai bảo là câu này sai?

The refutation phrase should be followed by the content being challenged, not by a cause introduced with 'vì'.

Trong văn bản chính thức, ai bảo là...

Trong văn bản chính thức, không nên cho rằng...

Avoid using this colloquial rhetorical question in formal writing.

Commonly confused grammar

Practice

Multiple choice

Which sentence correctly uses 'ai bảo là'?

Show answer
  • Ai bảo là câu này sai?
  • Ai bảo là vì câu này sai?
  • Trong văn bản chính thức, ai bảo là...

Answer: Ai bảo là câu này sai?

Explanation: Used in spoken language to refute or challenge.

Fill in the blank

Fill in the blank: ____ câu này sai?

Show answer

Answer: Ai bảo là câu này sai?

Explanation: Used in spoken language to refute or challenge.

English to Vietnamese

Translate "Who says this sentence is wrong?" into Vietnamese.

Show answer

Answer: Ai bảo là câu này sai?

Explanation: Use ai bảo là in the same structure as the example.

True or false

True or False: 'Ai bảo là vì câu này sai?'

Show answer

Answer: False

Explanation: The refutation phrase should be followed by the content being challenged, not by a cause introduced with 'vì'.

Correction

Correct this sentence: 'Ai bảo là vì câu này sai?'

Show answer

Answer: Ai bảo là câu này sai?

Explanation: The refutation phrase should be followed by the content being challenged, not by a cause introduced with 'vì'.

Related grammar