
There are three types of primary auxiliary verbs.
They are:
| Form | Positive verbs | Negative verbs |
|---|---|---|
| Singular | am, is, was | ain't, isn't, wasn't |
| Plural | are, were | aren't, weren't |
'Be' verbs also include: be, been, being
'Been' is the past participle & 'being' the present participle of the verb 'be' & are all used to form various tenses, to know more click here.
| Form | Positive verbs | Negative verbs |
|---|---|---|
| Singular | has | hasn't |
| I & Plural | have | haven't |
| All | had, having | hadn't |
| Form | Positive verbs | Negative verbs |
|---|---|---|
| Singular | does | doesn't |
| I & Plural | do | don't |
| All | did | didn't |