- if the basic form of a verb ends in a voiceless sound, the ed ending will sound as /t/; e.g talked. wlaked, watched...
- if the basic form of the verb ends in a voiced sound, the ed ending will sound as /d/; e.g. claimed, cleaned, called, remember, played.
- if the basic form of the verb ends in t or d, then add the extra syllable /Id? as in: eneded, demanded, wnated, limited.
Hope this may be of some help.
Tomorrow's lesson: Senetence Structure!