Vocabulary - adjective

Cerrado - Closed

Vocabulary - Nouns

Masculine Nouns

Un/El is used for A/The 

Places

banco - bank
bano - bathroom
hospital - hospital
museo - museum

Animals

gato - cat

pato - duck

perro - dog

pollo - chicken

Others

padre - father

problema - problem

Feminine Nouns 

Una/La is used for A/The 

calle - street

Others

madre - mother

pragunta - Question

Nouns with Masculine and Feminine forms

People

herman[o|a] - brother|sister

abuel[o|a] - grand father|mother

nino[o|a] - boy|girl

Conjugations in Spanish

• Yo soy = I am
• Tú eres = You are (singular, colloquial)
• Usted es = You are (singular, formal)
• Él es = He is
• Ella es = She is
• Ell@s son = They are
• Ustedes son = You are (plural)
• Nosotr@s somos = We are
• Vosotros sois = You are (plural, colloquial, only used in Spain)

where @ stands for o (for males or group of people) and a (for females)

Reference:

https://forum.duolingo.com/comment/8721486