Regular verbs
1.The Simple Past and the Past Participle are formed by adding -ed to the infinitive.

to want
wanted (Simple Past)
wanted (Past Participle)

Irregular verbs

1.See the list of Common Irregular Verbs for their Simple Past and Past Participle forms

Ordinary verbs

1. These are all verbs, regular or irregular, that are not auxiliary or modal verbs.
2. They use the auxiliary verb 'do' to form the interrogative and negative.

Auxiliary verbs and Modal verbs.

be, do, have, will/shall, can/could, would, must, might, may, etc.

(note: 'do' and 'have' can also function as ordinary verbs)


VERB FORMS:

Verb Forms
Verb FormBE: IrregularWant : Regular
Verb, Base Formbewant
Verb, 3rd personiswants
Verb, Simple Pastwaswanted
Verb, Past Participlebeenwanted
Verb, Present Participlebeingwanting

REGULAR VERBS IN THE SIMPLE PRESENT

Examples :

VerbTo AskTo Want To Come
Iaskwantcome
YOUaskwantcome
HE, SHE, ITaskswantscomes
WEaskwantcome
YOUaskwantcome
THEYaskwantcome

Third person singular (he, she, it): Simple Present

Regular verbs add -(e)s
he asks, she wants, he wishes

Examples:

a.They ask for information.
b.She watches television.
c.I want a coffee.
d.He wants a mineral water.
e. He comes here every year.

AUXILIARY VERBS