The infinitive verb <em>to skate</em> is translated into Spanish as <em>patinar</em>. Thus, in Spanish, <em>patino </em>is the correct conjugation of the verb <em>patinar </em>in the Present Simple Indicative of the first person singular <em>yo</em>. In that respect the Present Simple Indicative is used in Spanish to describe actions that occur at the moment of speaking, as well as habitual actions in the present and, sometimes, actions that will happen in the future.
