Answer:
5 Nosotros no sabemos llegar al centro comercial.
6 Yo conozco al profesor de literatura.
7 Elena y María Victoria saben patinar en línea.
Explanation:
Por mi parte, no hay problemas.
You should only address others with “tu” when they are your age or younger. You use usted with people older than you like a grandparent or some random older person on the street you might run into.
C, A, A, B and A. Soy means "I am." And 'Atrevida' is the female 'es' form of the adjective 'daring.' 'Tico' originated in Costa Rica. And I studied Spanish for the past 2 years, and I just know the last two are correct. Hope this helps! :)