This document provides conjugations of the verb "to be" in Spanish (ser o estar) in the present simple and past simple tenses. For each tense, it lists the affirmative, negative, and interrogative forms for each subject pronoun (I, you, he, she, it, we, you, they). It also includes short answers for the interrogative forms. The purpose is to teach the different ways to express "to be" in the present and past tenses in Spanish.

1. Teacher Yolanda G.G. Verb to be
1
Verb to be (ser o estar)
PRESENT SIMPLE
VERB TO BE
AFFIRMATIVE NEGATIVE INTERROGATIVE SHORT ANSWERS
I am/ I’m (yo soy o yo estoy) I am not/ I’m not Am I? Yes, I’m
No, I’m not
You are/ You’re (Tú eres o tú estás) You are not/ You aren’t Are you? Yes, you’re
No, you aren’t
He is/ He’s (Él es o él está) He is not/ He isn’t Is he? Yes, he’s
No, he isn’t
She is/ She’s (Ella es o ella está) She is not/ She isn’t Is she? Yes, she’s
No, she isn’t
It is/ It’s (Esto es o esto está) It is not/ It isn’t Is it? Yes, it’s
No, it isn’t
We are/ We’re (Nosotros/as somos
o estamos)
We are not/ We aren’t Are we? Yes, we’re
No, we aren’t
You are/ You’re (Vosotros/as sois o
estáis)
You are not/ You aren’t Are you? Yes, you’re
No, you aren’t
They are/ They’re (Ellos/as son o
están)
They are not/ They aren’t Are they? Yes, they’re
No, they aren’t

2. Teacher Yolanda G.G. Verb to be
2
PAST SIMPLE
VERB TO BE
AFFIRMATIVE NEGATIVE INTERROGATIVE SHORT ANSWERS
I was (yo era o yo estaba) I was not/ I wasn’t Was I? Yes, I was
No, I wasn’t
You were (Tú eras o tú estabas) You were not/ You weren’t Were you? Yes, you were
No, you weren’t
He was (Él era o él estaba) He was not/ He wasn’t Was he? Yes, he was
No, he wasn’t
She was (Ella era o ella estaba) She was not/ She wasn’t Was she? Yes, she was
No, she wasn’t
It was (Esto era o esto estaba) It was not/ It wasn’t Was it? Yes, it was
No, it wasn’t
We were (Nosotros/as éramos o
estábamos)
We were not/ We weren’t Were we? Yes, we were
No, we weren’t
You were (Vosotros/as erais o
estabais)
You were not/ You weren’t Were you? Yes, you were
No, you weren’t
They were (Ellos/as eran o estaban) They were not/ They
weren’t
Were they? Yes, they were
No, they weren’t