高中文化课辅导哪家值得信赖，位于哈尔滨市道外区，占地面积5000平方米，校区采用全封闭食宿一体化的管理模式，学校建有主教学楼和寝室楼，有大中小教室共50余间，寝室可容纳400人住宿，科学合理的饮食搭配为我们的学习生活提供营养保障；寝室楼配有全天24小时热水，自动洗衣机、刷鞋机、独立洗浴。
They could have won. 他们本来是会赢的。(条件可能是if they had been patient 如果他们有耐心的话) Such mistakes could have been avoided. 这种错误能避免。（条件可能是if you had been more careful 如果你更加小心一点的话） Why didn't you tell me about it I should have helped you. 为什么你不告诉我？我会帮助你的。（条件可能是if you had told me about it 如果你当时告诉我的话）
It is necessary that the program (should) be loaded into the computer. 有必要把程序输入电脑。 It is strange that he should have learned so much in such a short time. 很奇怪他竟然在如此短的时间内学了那么多的东西。 It is desired that we (should) get everything ready by tonight. 希望一切在今晚前准备就绪。 虚拟语气常用在表示要求、建议、命令或愿望的动词后的宾语从句中。
定语从句中的虚拟语气 在It is (high) time (that) ...结构中，定语从句的谓语动词用过去式，表示“到某人该做某事的时间了”。 It is time that the children went to bed. 到孩子们睡觉的时间了。 It is high time that we began the meeting. 正是我们开会的时间了。、其他句型中的虚拟语气 If only...... If only位于句首引起的感叹句用虚拟语气，动词用一般过去时表示目前的愿望，用过去完成时表示过去的愿望，用would或could表示将来。
A. have read B. had readC. should have read D. are reading2.You are late. If you _____ a few minutes earlier, you _____ him.A. come; would meet B. had come; would have metC. come; will meet D. had come; would meet
A. have laid there for two hours B. have been lied there for two hoursC. have lied there for two hours D. have lain there for two hours7.I wish that I _____ with you last night.A. went B. could goC. have gone D. could have gone