Transitive verb: A verb that needs an object to complete the sense

Transitive verbs take a direct object e.g.

They build a house

We defeated the enemy

I gave my son a pen

Hamid wrote you a letter

He reads a book

They play football

Intransitive Verb:  A verb that does not need an object to complete the sense. Intransitive verbs do not require any object:

Stand on the bench

We go to school daily

Water freezes in winter

The bell rings

He sleeps

They laugh

Some verbs are used transitively as well as

Intransitively e.g:

The cook has boiled this egg          transitive

The water boils                                     intransitive

We fly kites in the air                           transitive

Birds fly                                                    intransitive

Auxiliary Verbs help to form different tenses

I have done it

They will teach you a lesson

She is swimming

Do they know you?

Have they finished their work?

I shall read it

They might go

The auxiliary verbs are given below

This auxiliary takes Present is, am, are, was, were or Past Participle after being, has have, had them:

“playing” or “played” does, do, did, may, might. These always take shall, should the first form of will, would the verb after them, can, could