Answer:
The stem consists of the first-person plural (nous) form of the present tense without the o n s ending.
Explanation:
Bonjour
To form the "Imparfait tense" you keep the same stem as for present and you add these endings ►
-ais // -ais // -ait // -ions // -iez // -aient
Hope this helps ☺☺☺