Does your dog bite? Chó của ông có cắn không?

Does your dog bite?

A man walks into a pub and sits down next to a man with a dog at his feet. 'Does your dog bite?'

'No.'

A few minutes later the dog takes a huge chunk out of his leg.

'I thought you said your dog didn't bite!' the man says indignantly.

'That's not my dog.'