The document discusses how to use the expression "want to" in English to talk about what someone wants to do. It explains that "want to" has the same structure as in Spanish using "querer" followed by an infinitive verb. It provides examples of affirmative, negative, and interrogative sentences using "want to" in the present simple tense, including examples with pronouns and verb complements. It also discusses how to respond to "wh-" questions and yes/no questions using "want to".