"Ydw, dw i'n gallu seiclo."
Translation:Yes, I am able to cycle.
December 26, 2016
Probably because they are different constructions:
Yes, I can / am able to cycle - Ydw, dwi'n gallu seiclo Yes, I can / am able to ride a bicycle - Ydw, dwi'n gallu reidio beic.
December 29, 2016