Verb To Be - Am Is Are - GrammarBank
https://www.grammarbank.com/verb-to-be.htmlIf a sentence doesn't have a main verb, we use the verb "to be" as an auxiliary verb. Subject Explanations: Verb To Be (with exercise 1) To Be Simple Past Verb To Be Tenses Chart Subject Exercises: Verb To Be (with exercise 1) Verb to Be Exercise 2 Am / Is / Are Exercise 3 Am / Is / Are Exercise 4 Am Is Are / Was Were Exercises Am Is Are Was ...