Be as an auxiliary verb

Posted by Manjusha. Filed in English Grammar

With the Present Participles

Be is used with the present participles of verbs to make the present and past progressive tenses.

With the Past Participles of Transitive verbs

Be can combine with the past participles of transitive verbs to form the passive voice.

With the past participles of Intransitive verbs

Be can combine with the past participles of certain intransitive verbs to form the perfect tense.

Sections in this article

Primary Auxiliaries
Be as an ordinary verb
Be as an auxiliary verb
Be: structures
Do
Have
Have: structures