Most verbs just add - s to the basic form (e.g. In the present simple tense, the basic form of a regular verb only changes in the 3 rd person singular, as follows: Many English verbs are regular, which means that they form their different tenses according to an established pattern. This section deals with inflecting verbs to show tenses and participles, and is divided into two main sections: singular or plural), and person (i.e. first person, second person, or third person). In the context of verbs, we use the term inflection to talk about the process of changing a verb form to show tense, mood, number (i.e. On the other hand, verbs such as drink, hit and have are irregular since some of their parts are not made according to the typical pattern: drank and drunk (not 'drinked') hit (as past tense and past participle, not 'hitted') and has and had (not 'haves' and 'haved'). In English, for example, verbs such as play, enter, and like are regular since they form their inflected parts by adding the typical endings -s, -ing and -ed to give forms such as plays, entering, and liked. Verbs whose conjugation follow a different pattern are called irregular verbs. A regular verb is any verb whose conjugation follows the typical pattern, or one of the typical patterns, of the language to which it belongs.