Present Simple and Present Continuous

for make sentencies in present exist two forms:

Present simple:

We use the present simple to talk about things in general.We use it to say that something happens all the time or repeatedly, or that somthing is true in general.
It is compost by:
Subject + verb(in present simple) + rest of the sentence.
Ex:
-I usually go away at the weekend.

Also, we use do/does to make questions and negative sentencies.
Ex:
-Where do you came from?(questions)
-He doesen't cook very well.(negative)

Present continuous:

The present continuous consist in a preson is doing an action,the person is in the middle of the action, the person has started doing the acction, but the person dosen't finsh yet.

It is compost by:
-Subject + To Be + -ing
Ex:
Pleas don't make so much noise. I'm tying to work.
(The person is tying to work,becouse, the person start to work, but the person don't finish yet)

But, also, the action is not necessarily at the time of speaking.
Ex:
Pepe is talkingto a friend on the .he says:
-I'm reading a really good book a t the momentit's about a man who...
(Pepe is not reading the book when he is talking with his friend.He says that he has started it, but has not finish yet, this have means that he is in the middle of reading the book).

Credits:me and an exercice book