Definition

1. Interrogative pronoun:

   • Which: Used to ask about a specific item or choice from a known set or group.
   • What: Used in questions to inquire about an unspecified item, time, or detail.

2. Indefinite pronoun:

   • Any: Used in negative sentences or questions to mean "not a single one" or "whichever one."
   • Every/Each: Used with "cũng" to mean "every" or "each" in a group, indicating no exception.

3. Adverb:

   • Not (at all): Used before a verb, often with "có," to form a rhetorical negative, meaning "not" or "not at all" for emphasis.

4. Particle:

   • Used for listing: Repeated before each item in a list for emphasis, similar to "and" or "what with."
   • Used for exhortation: At the end of a suggestion or command to add a sense of encouragement or urgency, like "let's" or "come on."

Usage Examples

• Interrogative pronoun (Which/What):

  • Anh thích chiếc áo nào? (Which shirt do you like?)
  • Chúng ta gặp nhau vào ngày nào? (What day should we meet?)

• Indefinite pronoun (Any/Every):

  • Tôi không có ý kiến nào. (I don't have any opinion.)
  • Quyển sách nào cũng hay. (Every book is good.)

• Adverb (Not at all):

  • Tôi nào có biết chuyện đó! (I did not know that at all!)

• Particle (Listing/Exhortation):

  • Trong phòng có nào bàn, nào ghế, nào sách vở. (In the room, there are tables, chairs, and books.)
  • Chúng ta đi thôi nào! (Let's go!)

Advanced Usage

• "nào đó": A certain/some (unspecified).

  • Vào một ngày nào đó. (On a certain day.)

• "nào... nấy": Each... its own / respective.

  • Người nào việc nấy. (Each person attends to their own task.)

Variants and Related Words

• Bất kỳ... nào (phrase): Any... whatsoever.

  • Bất kỳ lựa chọn nào cũng được. (Any choice is fine.)

• Nào ai (phrase): Who ever (rhetorical).

  • Nào ai biết được? (Who could ever know?)

Synonyms

• Which: (what), (where - in some contexts).
• Any: (whichever), (not any - in negatives).
• Every: , .
• Not: , .

Related Idioms

• Nào ngờ: Little did one know; unexpectedly.

  • Nào ngờ cô ấy đã đi rồi. (Little did I know she had already left.)

• Nào có... đâu: A strong negative pattern meaning "not at all."

  • Việc đó nào có khó đâu. (That is not difficult at all.)

1. which
   • anh đã lựa cái nào
     Which have you chosen. what, whatever
   • tôi không có một quyển sách nào cả
     I have no book whatever
2. Any
   • tôi không có một đồng xu nào cả
     I have not anymoney