Replace the nouns with the Spanish pronoun:

María y yo walk to the park.

Replace the nouns with the Spanish pronoun:

Mi amiga walks to the park.

Replace the nouns with the Spanish pronoun:

Sandra y Carlos walk to the park.

Replace the nouns with the Spanish pronoun:

Mi mamá y yo walk to the park.

Replace the nouns with the Spanish pronoun:

La señora Mann walks to the park.

Replace the nouns with the Spanish pronoun:

La señora Mann y usted walk to the park.

Replace the nouns with the Spanish pronoun:

Señora Mann, do YOU walk to the park?

Replace the nouns with the Spanish pronoun:

Carlos, do YOU walk to the park?

Replace the nouns with the Spanish pronoun:

Sandra y María, do YOU walk to the park?

Replace the nouns with the Spanish pronoun:

Sandra y María walk to the park.