It's often used in situations where:
* Something is desired or wished for: "I wish I were taller."
* Something is hypothetical or uncertain: "If I were you, I wouldn't go."
* Something is contrary to fact: "I wish I had known then what I know now."
Key Features of the Subjunctive:
* Uses a specific verb form: This varies depending on the tense and whether it's a present or past subjunctive.
* Often uses conjunctions: These include "if", "that", "though", "even if", "unless", and "lest".
* Expresses a non-factual condition: The subjunctive mood suggests something that is not currently true or might not be true.
Examples:
* Present Subjunctive: "It is important that you be on time." (Expressing a desire or request)
* Past Subjunctive: "I wish I had gone to the party." (Expressing a hypothetical or contrary-to-fact situation)
Note: The subjunctive mood is less common in modern English than in the past, but it still plays an important role in expressing nuanced meaning and conveying specific intentions.