Interrogative Sentence

Interrogative to Assertive

To change an interrogative sentence into an assertive one, you generally make the statement affirmative or negative and remove the question mark. For "wh-" questions, you can often turn the question into a statement of fact. 

Method: Remove the helping verb and auxiliary word, rearrange the subject and verb, and end with a full stop.

Interrogative: Did you find the book interesting?

Assertive: You found the book interesting. 

Interrogative Sentence	Assertive Sentence
Is she reading?	She is reading.
Was she stupid to do that?	She was stupid to do that.
Does he not read in this college?	He reads in this college.
Was it a good idea?	It was a good idea.
Is he not a bright student?	He is a bright student.
Who wants to die?	No one wants to die.
Is there anything particularly impressive about this picture?	There is nothing particularly impressive about this picture.
Who can count the stars in the sky?	No one can count the stars in the sky.
Does the earth not move round the sun?	The earth moves round the sun.
Who does not know Mahatma Gandhi?	Everyone knows Mahatma Gandhi.

Interrogative to Exclamatory

Method: Remove the helping verb and auxiliary word, rearrange the subject and verb, and end with an exclamation mark.

Interrogative: Do you think she is a great singer?

Exclamatory: She is a great singer! 

Interrogative	Exclamatory
What is your name?	What a beautiful name!
Where are you from?	I can't believe where you are from!
When did you finish your school?	You finished school already!
Is she a great singer?	She is the best singer I have ever heard!
Did you find the book interesting?	This book is a page-turner!