虚拟语气(The Subjunctive Mood)表示说话人所说的话不是事实,而是一种假设,愿望,怀疑或推测.虚拟语气主要用于if条件状语从句,也可用于名词性从句等. 1. If I were you,I would not leave her alone.2. If it were to rain tomorrow, they would go out for a picnic 3. If Jack had worked hard, he would have past the exam.
与现在事实相反
与将来事实相反
与过去事实相反