This document discusses mixed conditionals, which describe hypothetical situations using a combination of past and present tenses. Specifically, it explains that mixed second/third conditionals describe a hypothetical present situation and the result in the past tense, while mixed third/second conditionals describe a hypothetical past situation and the result in the present tense. Examples are provided for each type of mixed conditional. The document concludes with an exercise asking the reader to complete sentences using mixed conditionals.