French · Chapter 15 · Lesson 7 · Grammar primer
Depuis, pendant, il y a, pour
depuis + the present for an action still going on, pendant for a bounded duration, il y a for 'ago', pour for a planned future stretch - and the depuis present-tense trap.
The lesson is a long-form read rather than a flashcard session. Open the primer below, work through it once, then come back and continue with the next lesson.
Read the primer