Question

I know his history Make it interrogative

Answer 1

Heya !!!

Here is your answer.

Given :

I know his history.

Well this is a sentence of Simple Present Tense.

So, Answer :

Do I know his History?

Hope It Helps

Answer 2

Hey Mate! Here's ur answer.

The question which we form will be asked by the first person to the second person.
So, when we form the question (Interrogative) ---

Q. Do you know his History? (asked by first person)
Ans. Yes, I know his History. (Given) ( answered by the second person)

I Hope It Helps........☺️
# YASH