So short a time为什么用a

So short a time为什么用a so short a time和such a short time可通用吗?应该怎么用 in a short time为什么time可数 how can we finish ()much workin ()a short time?填so还是such?为什么 a short time =( ) So short a 有没有 such a short time so short a time这样表达如此短的一段时间内 It is (such) difficult work that we can't finish it in a short time.括号部分为什么要用such 而不用 so 最后一个空是选such 或 so 填空,后面是a short time,答案上是so请问一下这是为什么,为什么选so ,如果要用such,应该怎么变化? in a time/ for a time呼唤高手Few landscapes have changed so much_____.A.in so short a time B.for so short a time选A.提问：为什么不选B.for不是常和完成时连用吗?Few ...have changed等于remain unchanged,那么Landscapes have remai 4.It is impossible to finish the task ____.A.in such sort a time B.in so a short time C.in such a 4.It is impossible to finish the task ____.A.in such sort a time B.in so a short time C.in such a short time D.in a so short time 4.It is impossible to finish the task ____.A.in such sort a time B.in so a short time C.in such a 4.It is impossible to finish the task ____.A.in such sort a time B.in so a short time C.in such a short time D.in a so short time a short time ago中文 翻译：a short time ago 一个英语问题：lt is hard ＿ ＿(finish)this work in so short a time Do you find that possible to finish so much homework in such a short time 改错! So difficult _______ that I can not complete it in such a short time Don't a____ to do so much in such a short time