What do Spanish verbs not end with?

Which of these two are used in the usted and the ustedes forms of -ER conjugations?

Which is the correct ending in the -ER for the “vosotros” form of the verb?

Beber means to drink.

How would you say “I drink”?

Comer means to eat.

How would you say “he eats”.

Hacer means to do/to make.

How would you say “They make”?

Ellos ___________ los libros.

Aprender means to learn

Nosotros ____________ cuando estamos en la clase.

Usted ____________ mucho inglés.

Conocer means to meet someone.

Conjugate: Uds./Conocer a las chicas

Poner means to put or to set.

Conjugate: Ella/poner los platos en la mesa

Tú ___________ a los perros en el parque.

Traer means to bring.

Conjugate: Nosotros/Traer

Vender means to sell.

Conjugate: Ellas/vender tostilocos