Relacionar Columnas first conditionalVersión en línea First conditional por Andrey Parada Gómez 1 First conditional 2 Future simple 3 Structure of first conditional 4 Present simple 5 Example of first conditional If + present simple + future simple If it rains, I won't go to the park. expresses a spontaneous decision, an assumption with regard to the future or an action in the future that cannot be influenced. For repeated or regular actions in the present time period. It's used to talk about things which might happen in the future. Of course, we can't know what will happen in the future, but this describes possible things, which could easily come true.