Тема: Subjunctive (or conditional) mood

Subjunctive I имеет три временные формы

Subjunctive I expresses a problematic action. Subjunctive I is used in American English and in newspaper style. Subjunctive I coincides with the Infinitive without the particle to.

По мнению Э.П. Шубина Subjunctive II- сложная форма, образующаяся при помощи вспомогательного глагола should (во всех лицах и числах) и основы инфинитива основного глагола. Subjunctive II имеет два времени

Subjunctive mood. Simple tenses (examples in first person) Present.

...into consideration the difference between an analytical form and a free syntactic combination. His system of moods includes six moods: the Indicative, the Imperative, Subjunctive I, Subjunctive II, the Conditional Mood and the Suppositional mood.

Smirnitsky finds 4 subjunctive moods in MoE: Subjunctive I, II, conditional and suppositional.