Having been through nearly 3 years of time on campus,I have obtained considerable experience语法有什么问题么...我从小语法就差,大家看这两句话都是现在完成时.

There seemed little hope that the explorer __,in the tropical forest,would find his way through it .A:to be deserted B:having desertedC:to have been deserted D:having been deserted求详解 高手帮忙看一下,这道题貌似选A,能从语法角度详细分析一下吗A chapter ____twice, the books were closed and the girls examined. [A]having been read through [B]had been read through [C]having read through [D]wer I have been wet through 用having been done 造句 having been done的用法 having been done是什么时态? Fires swept through the area,where most houses,----mostly of wood,were burnt to the ground.A,being B,were C, had been D,having been,答案是A,请解释各选项,谢谢 They've been through enough什么意思 doing having done being done having been done 造句! having done和having been done怎么用 如题 having been done和having done的区别rt halfway through the experience ,there was a power failure and teacher told us to stop A when we were only B being only C when only D having been The front door of the house______ ,so we had to enter through the back door.A .being painted B having just been painted C.to be painted D.was being painted Having been through nearly 3 years of time on campus,I have obtained considerable experience语法有什么问题么...我从小语法就差,大家看这两句话都是现在完成时. having been refused 2.being refusea having been done能做定语吗? having been done 为什么不能做定语? having been done 为什么不能做定语?