Question

Verbo to be: Presente, Passado e futuro, formas afirmativa, negativa e interrogativa.

Answer 1

verbo to be -afirmativa : am, is are
-negativa: am not, isn´t(is +not) aren´t (are+ not)
-interrogativa: Am + I ; Are+ YOU/we/ they;  Is+ he/she/it

passado: -was and were

futuro: - will be