Hello! Have you forgotten about the present simple and the present continuous? No worries! Here’s an explanation (¡en español!) to help you:
http://www.mansioningles.com/Gram39.htm
Here’s more information. This time, from the British Council. This information is in English:
Here’s another awesome mind map about the present simple. Remember, it’s the SUPERMAN tense!
Do you want to review the present simple?
Try any of the exercises listed under “Simple Present” to test your knowledge about this tense! http://www.englisch-hilfen.de/en/exercises_list/zeitformen.htm#simple_present
Good luck!