El verbo "to be" en inglĂ©s se usa para decir cĂ³mo es algo o dĂ³nde estĂ¡. En presente, se usa "am," "is," y "are." En pasado, se usa "was" y "were." Por ejemplo:
Presente: "I am happy," "She is at school," "They are friends."
Pasado: "I was tired," "He was at home," "We were students."