Some irregular verbs just won't be categorized. They don't fit into neat little boxes. These are those verbs.

This group of irregular verbs have vowel sounds that change in a predictable way, when they go from the present to the past tense.

Some irregular verbs have these strange -en endings that only show up in their past perfect/past participle forms. Let's take a look!

These are the most regular of the irregular verbs; while they don't behave exactly like regular verbs, like present tense 'walk' become past tense 'walked', they do maintain the '-ed' sound. It's just spelled differently.

Words like 'walk' and 'look' are regular verbs - they behave in a predictable way. But there's a whole class of words in English, called irregular verbs, that are harder to predict. David, KA's Grammar Fellow, explains.

Video provides students with an explanation of irregular verbs.