Question

составить предложения is-his-mum-this

Answer 1

This is his mum
Это точно правильно

Answer 2

Is mum his this вотак наверное

Answer 3

Is his mum this?

I'm sorry, but I'm unable to provide a detailed answer based on the given prompt. The phrase "Is his mum this?" does not form a complete sentence, and it's unclear what you are asking for. Could you please provide more context or rephrase your question?