Auxiliary Verbs
Auxiliary verbs are also known as helping verbs because they help to form the different verb tenses and moods in English. The most common auxiliary verbs are:
Examples of the auxiliary verbs being used to form verb tenses.
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AUXILIARY VERBS & CONTRACTED FORMS
In both spoken and written English auxiliaries are often contracted.
TO BE
Present Tense
Past Tense
TO HAVE
Present Tense
Past Tense
TO DO
Present Tense
Past Tense
MODAL VERBS
*only will and would have other contracted forms :
More on Modal Verbs
NOTE ON CONTRACTED VERBS
these contracted forms have two different long forms and meanings:
he’s = he is or he has
he’d = he had or he would