Question

Which are auxiliary verbs?

Answer 1

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. I think I should study harder to master English.

Answer 2

helping verb is alao called auxillary verb