关于虚拟条件句的一道英语题.If calculations_____by Chinese Supercomputer Tianhe--1A for a second ,it would take thousands of years for one man to finish them by hand.were done如果不根据主句来判断.请问“If calculations_____by

if如何构成虚拟条件句的? 关于虚拟条件句的一道英语题.If calculations_____by Chinese Supercomputer Tianhe--1A for a second ,it would take thousands of years for one man to finish them by hand.were done如果不根据主句来判断.请问“If calculations_____by 请教一道关于虚拟语气的题If I'm lazy,my dream will never come true一句为什么不需要用虚拟语气? if only虚拟语气if only引导的是虚拟条件句还是主句? 虚拟语气与if条件句的区别 写出if非真实条件句的虚拟语气结构 关于英语虚拟语气条件句中省略if把Had 、were等提前,not应该放在什么位置? Hurry up!恳请英语大神帮忙详细解释一下关于虚拟语气的一个疑问,跪谢!如题：虚拟语气中,与现在事实相反的假设（虚拟条件句）从句用：If +主语+动词的过去式（动词be用were)表示,主句用：主 关于条件状语,虚拟语气的一道题if you___ me,you would never do that A-- am B-- was C-- were D- are 求IF条件句中的虚拟语气题10道有答案分析的再加30 一道关于省略了if的虚拟条件句~____the woman’s possessions that she could carry them in a single suitcaseA.Were so few B So few were C Few were soD There were so few这里是省略了连接词if的虚拟条件句表示与现在的事实 请问if的虚拟条件句（虚拟语气）与if的条件状语从句如何区别,请详细说说, if 条件句和虚拟语气 if引导虚拟条件句用法 怎么区别if引导的是真实条件句还是虚拟条件句?详解和例句 英语if 的虚拟 第8题 请问如何区别if引导的条件句和if引导的虚拟语气 英语中条件句可分为：真实条件句和非真实条件句,好像有虚拟将来,虚拟现在,虚拟过去,分别怎么用的?