虚拟的用法it would be helpful if government improve/improved the traffic jam.请问improve在这里必须用过去式吗?还是原型也可以?

it would be nice. would是虚拟语气还是作为情态动词的用法?it would be nice. 是结合上下文的虚拟语气,还是情态动词?和it will be nice. 有什么区别? Would rather的虚拟用法 It would be better. 用法是情态动词的么?跟虚拟用法没关系吧.呵呵It would be better to do... 这里would be 是表示什么,委婉些么?谢谢, 虚拟的用法it would be helpful if government improve/improved the traffic jam.请问improve在这里必须用过去式吗?还是原型也可以? 这里would be 是虚拟语气吗?谢谢wonder whether it would be convenient to meet you tomorrow afternoon.不知道明天下午见您是否方便.请问,这里 would be 是 虚拟的用法么.怎么理解啊. 简单说说.不要复制,粘贴.呵 be 用法If it were to rain womorrow,the game would be put off.我知道虚拟语气would+动词原形,我的问题是:为什么不是would put off,put不是动词吗?请针对我的问题回答,不要粘帖一大堆废话和告诉什么是虚拟语 would rather虚拟语气用法? would rather虚拟语气用法? would be 是虚拟语气么 菜鸟发问How nice it would be if you were not XXX1.请问下,would be 这里是 是虚拟语气么?这里的would be 是表示 过去的虚拟么?我记得 这是不是就是 would +动词原形的那种虚拟 2.顺便 关于虚拟语气but for含蓄条件句的用法But for the opening policy,the situation in China _________what it is today.A would never be B will never have been C would never have been D will never be 请问：是否为错综条件句的虚拟语 would rather 后接虚拟语气的用法 简单的虚拟语气It would be bad if the pen were lost.It would be bad if the pen was lost.哪句对? Home is home,be it ever so homely后面的语法现象是什么,看不懂,像是虚拟语气,但不知用法 关于虚拟语气中was和were的用法两个句子：1.It seemed as if the world was at an end.2.If he were here,everything would be all right.可以确定两个句子都准确无误,第一句取自教科书.所以,虚拟语气中was 和were的用 would prefer would rather 的用法和区别在虚拟语气中 虚拟语气中be动词的用法?If he fell downstairs and wasn't moving ,what would you do?其中的wasn't 为什么不是were? 虚拟语气的用法 虚拟语气的用法