Passé composé vs Imparfait

Question 1

sumarised response diff between

Answer 1

In a nutshell, the imparfait is used for incomplete actions while the passé composé is reserved for completed ones, but of course it’s more complicated than that.

Question 2

Incomplete vs Complete

Answer 2

imperfection does not indicate when or what time the action ended
-Passé composé announces what happened, actions that were completed.
-J’étais à l’école. =I was at school.
Je faisais mes devoirs.= I was doing my homework.
-Je suis arrivé tôt. I arrived early.
J’ai fini mes devoirs. I finished my homework.

Question 3

uncounted vs counted

Answer 3

Imparfait details what used to happen on a regular basis, or happened an indefinite number of times.

J’étudiais le lundi. I used to study on Mondays.
Je perdais constamment mon livre. I was always losing my book.
Passé composé expresses what happened a specific number of times.

J’ai étudié lundi. I studied on (a specific) Monday.
J’ai perdu mon livre deux fois. I lost my book twice.