VerbAbout VerbsAction VerbsCausative VerbsContractionsDo and MakeFinite and Nonfinite VerbsGerundInfinitive FormInversionLinking VerbsModal VerbsMay and MightMoodsPhrasal VerbsSay and TellShallStative VerbsThird Person SingularUsed toRegular VerbsIrregular VerbsVerb FormsCompound Verbs
ConditionalConditionalZero ConditionalFirst ConditionalSecond ConditionalThird ConditionalMixed ConditionalInversion in Conditional Sentences
Passive VoicePassive VoicePresent Simple PassivePresent Continuous PassivePast Simple PassivePast Continuous PassivePerfect Tenses PassiveFuture Simple PassiveGoing to PassiveSay / Believe / SupposeGet + Participle
Adverbs of FrequencyAdverbs of FrequencyAdverbs of Frequency - Position in Sentence
QuestionsQuestion TagsRhetorical QuestionsEcho Questions
Reported SpeechReported SpeechModals in Reported SpeechReported Commands and RequestsReported QuestionsPresent Perfect in Reported SpeechFuture Perfect in Reported Speech
Irregular VerbsIrregular Verbs - GroupsIrregular Verbs - Forms
ParticiplesPresent ParticiplePast ParticiplePerfect Participle
Other TopicsWill vs. Going toIf / Even if / Whether / Unless If + Were or If + WasAs If / As Though + Past SubjunctiveHabits Expressed by Will and WouldHad BetterSubject
Read MoreAuxiliary VerbsAuxiliary Verbs: To BeAuxiliary Verbs: To HaveAuxiliary Verbs: To DoWhen To Use the Verb To Be
Grammar

Irregular Verbs - Groups

Not everyone knows that about 70% of English verbs is used as Irregular Verbs. Therefore, the learning of irregular forms is a must-do.

We can sort out five groups of Irregular Verbs to learn them easier by heart:

  • All 3 forms are similar
  • Infinitive and Simple Past are similar
  • Infinitive and past participle are similar
  • Simple Past and past participle are similar
  • All 3 forms are different

I. All 3 Forms Are Similar

Infinitive

Past Simple

Past Participle

cost

cost

cost

cut

cut

cut

hit

hit

hit

hurt

hurt

hurt

let

let

let

put

put

put

read

read

read

set

set

set

shut

shut

shut

II. Infinitive and Past Simple Are Similar

Infinitive

Past Simple

Past Participle

beat

beat

beaten

III. Infinitive and Past Participle Are Similar

Infinitive

Past Simple

Past Participle

come

came

come

run

ran

run

become

became

become

IV. Past Simple and Past Participle Are Similar

Infinitive

Past Simple

Past Participle

bring

brought

brought

catch

caught

caught

get

got

got

have

had

had

keep

kept

kept

leave

left

left

make

made

made

pay

paid

paid

say

said

said

teach

taught

taught

understand

understood

understood

win

won

won

V. All 3 Forms Are Different

Infinitive

Past Simple

Past Participle

be

was/were

been

choose

chose

chosen

do

did

done

eat

ate

eaten

forget

forgot

forgotten

go

went

gone

hide

hid

hidden

know

knew

known

ride

rode

ridden

see

saw

seen

take

took

taken

wake

woke

woken

write

wrote

written

Using of prefixes doesn't change the Irregular Forms:
  • bid – forbid
  • get – forget
  • stand – understand 
VerbAbout VerbsAction VerbsCausative VerbsContractionsDo and MakeFinite and Nonfinite VerbsGerundInfinitive FormInversionLinking VerbsModal VerbsMay and MightMoodsPhrasal VerbsSay and TellShallStative VerbsThird Person SingularUsed toRegular VerbsIrregular VerbsVerb FormsCompound Verbs
ConditionalConditionalZero ConditionalFirst ConditionalSecond ConditionalThird ConditionalMixed ConditionalInversion in Conditional Sentences
Passive VoicePassive VoicePresent Simple PassivePresent Continuous PassivePast Simple PassivePast Continuous PassivePerfect Tenses PassiveFuture Simple PassiveGoing to PassiveSay / Believe / SupposeGet + Participle
Adverbs of FrequencyAdverbs of FrequencyAdverbs of Frequency - Position in Sentence
QuestionsQuestion TagsRhetorical QuestionsEcho Questions
Reported SpeechReported SpeechModals in Reported SpeechReported Commands and RequestsReported QuestionsPresent Perfect in Reported SpeechFuture Perfect in Reported Speech
Irregular VerbsIrregular Verbs - GroupsIrregular Verbs - Forms
ParticiplesPresent ParticiplePast ParticiplePerfect Participle
Other TopicsWill vs. Going toIf / Even if / Whether / Unless If + Were or If + WasAs If / As Though + Past SubjunctiveHabits Expressed by Will and WouldHad BetterSubject
Read MoreAuxiliary VerbsAuxiliary Verbs: To BeAuxiliary Verbs: To HaveAuxiliary Verbs: To DoWhen To Use the Verb To Be