I can't
I can't afford to buy a house.
I can't control myself.
Cuando estoy muy cansado no me puedo dormir.
When I'm very tired, I can't fall asleep.
I can't decide.
No me puedo acordar de su dirección por más que trate.
I can't remember his address no matter how hard I try.
I can't remember.
Todavía no me puedo expresar en japonés.
I still can't express myself in Japanese.
No me puedo concentrar, todo sale mal.
I can't concentrate; everything is going wrong.
— Elena (2011)