Формы глагола to be
Срочно

Ответ:

*Present Simple*

Am, Is, Are

Am not, Isn't, Aren't

*Past Simple*

Was, Were

Wasn't, Weren't

*Future Simple*

Will

Won't

Ответ:

Infinitive - to be

Present Simple: am, is, are

Past Simple: was, were

Future Simple: shall be, will be