虚拟语气：虚拟证据表达说的话不是事实，或者不也许发生的状况，而是一种愿望、提议或者与事实相反的假设等，一般常用于正式的书面语中。一、虚拟语气在 if 条件从句中的使用方法：1、a. If I were you, I would apply for the job.b. If I lived near my office, I would walk to the office.与目前事实相反，If 条件从句谓语：过去式（be 用 were）主句谓语：should / would / could / might+动词原形2、a. If you had been more careful, You could have passed the exam.b. If you had turned off the gas, the house wouldn’t have caught fire.与过去事实相反，If 条件从句谓语：had+动词过去分词主句谓语：should / would / could / might + have done3、a. If it should rain tomorrow, we would not go camping.b. if it were to rain tomorrow, we would not go camping.c. If it rained tomorrow, we would not go camping.与未来事实相反：If 条件从句谓语：过去式 / should + v 原形 / were + to do 主句谓语：should / would / could / might + do二、混合虚拟条件句：不一样步间的虚拟，各遵守各的规则，如：a. If you had followed the doctor’s advice, you would be quite all right now.从句论述与过去事实相反（had + done），主句论述与目前事实相反（would + v）b. If I were you, I would have taken his advice.从句论述与目前事实相反（过去式），主句论述与过去事实相反（would have done）三、虚拟语气在宾语从句中的合用：a. They demanded that the black people (should) be treated as well as white people.b. He suggested that we (should) start off at once.（提议）His smile suggested that he was satisfied with our work.（暗示，表明）c. I insisted that you (should) give me my money back.（坚决（持），规定）Mike insisted that he had never stolen anything.（坚持说/坚持认为）此类动词有：一坚持（insist），二命令（order, command），三提议（advise, suggest, recommend, propose），四规定（require, request, demand, desire）d. I wish I were a bird.I do...
