Were and was are both past tense verbs but are used differently in sentences. Was is used for the first person singular and third person singular pronouns like I and he/she/it, while were is used for the second person singular and plural like you as well as first and third person plurals such as we and they.

1. USE OF WERE and WAS in a sentence
As I said above, was and were are in the past tense, but they are used
differently.Was is used in the first person singular (I) and the third person
singular (he, she, it). Were is used in the second personsingular and plural
(you, your, yours) and first and third personplural (we, they).