List of irregular verbs - English This can be used to remind students that when verbs are irregular in a foreign language it doesn't mean the language is "STUPID". It helps them keep in mind that English is just as wacky.
All modal verbs are auxiliary verbs, which means they can only be used with a main verb. Modal verbs cannot be a main verb. They are used to express ideas such as possibility, prediction, speculation, deduction and necessity.