Ich lerne Deutsch.
English: I am learning German.
The German 'Präsens' is the present tense. It is used to talk about actions happening now, regularly, or in the near future. To use it, you need to change the verb ending depending on who is doing the action (I, you, he/she/it, etc.).
Use the German present tense (Präsens) to describe things happening now, things that happen regularly, facts, or something that will happen soon.
Ich lerne Deutsch.
English: I am learning German.
Du spielst Fußball.
English: You play football.
Er liest ein Buch.
English: He is reading a book.
Wir gehen ins Kino.
English: We are going to the cinema.
Sie trinken Wasser.
English: They are drinking water.