Answer:
5. ¿Te gustan las clases?
6. No te gusta el café.
7. No me gustan las clases.
8. No me gusta el café.
Explanation:
5. Do you like the classes?
6. You don't like coffee.
7. I don't like the classes.
8. I don't like coffee.
Pay attention to the parenthesis. They indicate the noun of the sentence.