Do - Present Tense

Singular

I do
You do
He does
She does
It does

Plural

We do
You do
They do


The verb "do" can be used to make a statement:

I do the laundry every weekend.

...but it is usually used to make the present or the past tense negative:

I don't have any money.
He didn't go to the store yesterday.
It's also used when making questions:
Do you know what time it is?