Rely on personal impact. You should be able to analyze any number of elements
about the film and see how they interact with you as a viewer. For example, the lighTng might reinforce the mood, or music influence the mood, or the camera work might highlight the acTng or realism.
IdenTfy your meaning of the film.
IdenTty the film genre most applicable to the film (drama, crime, coming-of-age)
Dont write an opinion for or against the film (9 out of 10, thumbs down, etc.)