Auxiliary Verbs - 'Be', Do', 'Have'
Auxiliary Verbs - 'Be', Do', 'Have'
An auxiliary verb helps the main (full) verb and is also called a "helping verb." With auxiliary verbs, you can write sentences in different tenses, moods, or voices. Auxiliary verbs are: be, do, have, will, shall, would, should, can, could, may, might, must, ought, etc.
Example:
The verb forms of be, do, and have can be used either as a main (full) verb or an auxiliary verb.
Example:
1. "Be" as an auxiliary verb
a. Used in progressive sentences:
b. Used in passive sentences:
2."Do" as an auxiliary verb
a. Used in negative sentences:
b. Used in questions:
3."Have" as an auxiliary verb
a. Used in perfect sentences: