Questions with have and have got

1. Yes/No Questions and short answers

1.1. have as a main verb

Auxiliary Subject Verb Complement Yes/No Subject Auxiliary (+ n't)
Do you have a cat? Yes, I do.
Do you have a new car? No, we don't.
Does your brother have a bike? Yes, he does.

1.2. have as auxiliary (have got)

Auxiliary Subject Verb Complement Yes/No Subject Auxiliary (+ n't)
Have you got a cat? Yes, I have.
Have you got a new car? No, we haven't.
Has your brother got a bike? Yes, he has.

2. Questions with question words (Wh-questions)

2.1. have as a main verb

Questions word Auxiliary Subject Complement Answer
How many brothers do you have? I have three brothers.

2.2. have as auxiliary (have got)

Questions word Auxiliary Subject Complement Answer
How many brothers have you got? I've got three brothers.

NOTE:

  • In American English we only use have. In this case have is a main verb. So we need the auxiliary do for questions and short answers.
  • In British English we usually use have got. In this case have is an auxiliary.