Помогите пожалуйста make the following sentences interrogative and negative  1. I want to see this film.  2.There girls come to our university very often. 3.His father works in an office.

1. Do I want to see this film? I don't want to see this film.
2. Do these girls come to our university very often? These girls don't come to our university very often.
3. Does his father work in an office? His father doesn't work in an office.