theydon‘tstartat8o‘clock（变肯定句）thefilmbeginsat5o’clock（就at5o’clock提问)

Question

they don‘t start at 8 o‘clock （变肯定句）
the film begins at 5 o’clock （就at 5 o’clock 提问)

Answer 1

They start at 8 o' clock.
When does the film begin?