It seems like every essay I read contains at least one “very good”. I would say this is not very good! Situations like these are an excellent, exceptional, tremendous time to show your vocabulary (or at least vocabulary memorization) skills. Try to learn a few synonyms for very good and use them in your writing. Here are a few to get you started, maybe we can all add to the list.
Excellent
Exceptional
Wonderful
Fantastic
Tremendous
Superb
First-rate
Top-notch
Superior
Outstanding
Exemplary
Phenomenal
Stupendous