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Grammar point
A1Very commonQuestionsNeutralBeginner

Vietnamese hay Usage (Or/Or Else)

hay is commonly used to mean "or" or "or else" and is an essential Vietnamese structure for learners.

Quick explanation

Quick explanation

hay is commonly used to mean "or" or "or else" and is an essential Vietnamese structure for learners.

English meanings

  • or
  • or else

Grammar pattern

A hay B?

Examples

1

BáșĄn uống cĂ  phĂȘ hay trĂ ?

Do you drink coffee or tea?

2

BáșĄn đi hĂŽm nay hay ngĂ y mai?

Are you going today or tomorrow?

How to use it

hay is used in choice questions to mean "or else," and can also mean "or" in statements. The most common beginner usage is in two-choice questions: A hay B?

  • Choice questions commonly use A hay B?.
  • hay connects two parallel elements; both parts should be parallel.
  • For formal listing, hoáș·c is an alternative.

Compared with English

Compared with English

In English, "or" is used for choices; similarly, hay is used in Vietnamese choice questions. For formal statements, hoáș·c is also used.

Common mistakes

BáșĄn uống cĂ  phĂȘ vĂ  trĂ ?

BáșĄn uống cĂ  phĂȘ hay trĂ ?

Use hay, not vĂ , for two-choice questions.

BáșĄn đi hay hĂŽm nay ngĂ y mai?

BáșĄn đi hĂŽm nay hay ngĂ y mai?

hay connects two options; both must be parallel.

Commonly confused grammar

Practice

Multiple choice

Which sentence is a natural choice question?

Show answer
  • BáșĄn uống cĂ  phĂȘ hay trĂ ?
  • BáșĄn uống cĂ  phĂȘ vĂ  trĂ ?
  • BáșĄn hay uống cĂ  phĂȘ trĂ ?

Answer: BáșĄn uống cĂ  phĂȘ hay trĂ ?

Explanation: hay connects two options.

Fill in the blank

Fill in the blank: BáșĄn uống cĂ  phĂȘ ____ trĂ ?

Show answer

Answer: BáșĄn uống cĂ  phĂȘ hay trĂ ?

Explanation: Choice questions commonly use A hay B?.

English to Vietnamese

Translate "Do you drink coffee or tea?" into Vietnamese.

Show answer

Answer: BáșĄn uống cĂ  phĂȘ hay trĂ ?

Explanation: Use hay in the same structure as the example.

True or false

Is this sentence correct? BáșĄn uống cĂ  phĂȘ vĂ  trĂ ?

Show answer

Answer: False

Explanation: Use hay, not vĂ , for two-choice questions.

Correction

Correct this sentence: BáșĄn ăn phở vĂ  bĂșn?

Show answer

Answer: BáșĄn ăn phở hay bĂșn?

Explanation: Use hay for two-choice questions.

Related grammar

1:1 online lessons

Want to use the “or” structure naturally?

If you’re studying hay, a teacher can help you choose the right word order, tone, and register in conversation. Work with Trang (Central/Southern accents). Ask the teacher about a trial lesson.

Focus:hay — “or”