Breakdown of dekimasen.
できるdekiru
to be able to do
〜える； 〜られる〜eru; 〜rareru
potential form
For verbs in Group 1, change the final う-sound into an え-sound, and add -る as ending.
For verbs in Group 2, change the -る ending into -られる.
Elon.io is an online learning platform
We have hundreds of Japanese lessons and thousands of exercises.
