1. Many students live in the hostel.
Do many students live in the hostel?
Many students don`t live in the hostel.
2. They will study a new subject next year.
Will they study a new subject next year?
They won`t study a new subject next year.
3. I took this book from the library.
Did I take this book from the library?
I didn`t take this book from the library.
4. I am a student of the college.
Am I a student of the college?
I am not a student of the college.