The main verbs are classified as regular verbs and irregular verbs. They can be identified by how their past tense and past participle are formed.

Regular verbs

The past tense and past participle of regular verbs end in –d or –ed.

  • Present tense - touch, kill, pass, rub, stop
  • Past tense - touched, killed, passed, rubbed, stopped
  • Past participle - touched, killed, passed, rubbed, stopped
 

Irregular verbs

The past tense and past participle of irregular verbs do not follow the above pattern of grammar. They do not end in –d or –ed.

Where only the past tense and past participle are the same

  • Present tense - carry, die, fit, jump, show, try
  • Past tense - carried, died, fitted, jumped, showed, tried
  • Past participle - carried, died, fitted, jumped, showed, tried

Where all three forms are the same

  • Present tense - cost, cut, hurt, put, read, shut
  • Past tense - cost, cut, hurt, put, read, shut
  • Past participle - cost, cut, hurt, put, read, shut

Where all three forms are different

  • Present tense - begin, choose, do, go, lie, see
  • Past tense - began, chose, did, went, lay, saw
  • Past participle - begun, chosen, done, gone, lain, seen

Where the past and participle forms can be regular and irregular

  • Present tense - burn, dream, learn, spell, spill
  • Past tense - burned/burnt, dreamed/dreamt, learned/learnt, spelled/spelt, spilled/spilt
  • Past participle - burned/burnt, dreamed/dreamt, learned/learnt, spelled/spelt, spilled/spilt

(List 5 shows lists of different forms of irregular verbs.)