Deed

Present simple
He used to talk about habitual actions, generic, which occur with some frequency, without reference to whether at present being made.


I study español. I study English, Istarted and continued for some time, although it may at present is not undertaking this activity.
He plays tennis. He plays tennis, the sport practiced with some regularity, but by no means at present ison the tennis court playing.
I work in a bank. I work at a bank, this is my profession, but may at the present time I am on vacation, resting at home.

It is also used to discuss future actions thathave already been planned, especially when referring to travel.

I leave tomorrow morning Madrid. I'm going to Madrid tomorrow morning

The shape of the "present simple" coincides with theinfinitive without the particle "to", except in the 3rd person singular which is added an "s".

Infinitive I / you / we / they He / she / it
To eat (food) eat eats
To run (run) run runs

If the verbends in "ss", "sh", "ch", "x", "o" forming the 3 rd person singular is added, "is".

Infinitive I / you / we / they He / she / it
To kiss (kiss) I kiss I kisses
To watch (observe) I watch I watchesIf the verb ends in "y" after a consonant, to form the 3rd person singular is replaced this "and" an "i" followed by the ending "is."

Infinitive I / you / we / they He / she / it
To carry(wear) I carry I Carries
To envy (envy) I envy I sent

Negative sentences are formed with the auxiliary "to do", usually in their contracted forms: "do not" (= do not) for the "I, you, we, they", and"does not" (= does not) for people, "he, she, it".

I do not play tennis. I do not play tennis
She Does not go to the cinema. She's not going to the movies
We do not know the answer. We do not knowthe answer

The interrogative form is also formed with the auxiliary "to do" at the beginning of the sentence ("do" with people, "I, you, we, they", "does" to "he, she, it").

Do you play...