Personal pronouns can be singular and plural depending on the number. For example 'I' is singular, 'we' is plural.
Answer to the questionThe personal pronoun 'you' is both singular and plural. It is used to refer to one person or more than one person being spoken or written to. The pronoun 'you' always takes plural of be. The number (singular or plural) of 'you' depends on its context.
- Hi, Kelly. How are you? (refers to one person, Kelly)
- Are you ready to learn? (refer to more than one person)