There needs to be subject-verb agreement in your interactions in English. When the subject doesn’t end in “s,” isn’t plural, or is a third-person singular, such as he, she, or the name of a person, the -s suffix should be added to the verb. This rule is evident in our prior examples and some new ones.
If the subject is plural, with first-person singular (I), second-person (you), or third-person plural (they) pronouns, the verb maintains its original form. For example: