How to Form the Subjunctive of English Verbs: Using & Declining the Subjeunctive Mood of Verbs
Grammatical mood is the expression of modality, which refers to
possibility, necessity, and contingency. The subjunctive mood of verbs
in English expresses commands, doubts, guesses, hypotheses, purposes,
requests, suggestions, and wishes that are contrary to fact at the time
of the utterance.