

Progressive Forms Present Progressive: He is playing football. (For progressive forms use the "-ing" form of the full verb for passive voice, use the past participle of the full verb.) You can tell that in the following sentences be is an auxiliary because it is followed by another verb (the full verb). Note that be is an irregular verb: Simple Present: I am, he/she/it is, we/you/they are Simple Past: I/he/she/it was, we/you/they were Past Participle: been As an auxiliary we use this verb for compound tenses and the passive voice.

The verb be can be used as an auxiliary and a full verb. Auxiliary Verbs are the verbs be, do, have, will when they are followed by another verb (the full verb) in order to form a question, a negative sentence, a compound tense or the passive.
