Unreal conditionalsSecond and third, mixed, and the past that did not happen.Related learning areasEnglish GrammarRelated conceptsAdjectives as nouns, and adjective orderArticlesAuxiliary verbs in echoes, agreement, and emphasisClauses of contrast and purposeFuture perfect and future continuousGerunds and infinitivesComes afterZero and first conditionals, and future time clausesQuestionsAll questions in this subjectStart learningStart free practice