I (to drink) coffe in the morning

I drink coffee in the morning. Я пью кофе с утра.

This sentence is in Present Indefinite. Present Indefinite is formed with te help of the suffix s or es. We add this suffix to verb in the third person singular (he, she, it).

I drink.                We drink.

You drink.           You drink.

He drinks.           They drink.

She drinks.

The auxiliary of Present Indefinite is to do. We use this auxiliary when we form interrogative and negative.

Negative.

I dont drink.                         We dont drink.

You dont drink.                    You dont drink.

He doesnt drink.                  They dont drink.

She doesnt drink.

Interrogative.

Do I drink?                   Do we drink?

Do you drink?              Do you drink?

Does he drink?            Do they drink?

Does she drink?