英语高手们麻烦您们把下列句子改为被动语态5.I will finish the task before you come back
问题描述：
英语高手们麻烦您们把下列句子改为被动语态5.I will finish the task before you come back
6.I have asked him this question thousands of times
7.Have you mopped the floor?
8.He hasn't finished the homework yet
9.They have simplified the processes since last week
10.Has he received my letters?
答
The task will be finished before you come back.He has been asked this question thousands of times.The homework has not been finished yet.The processes have been simplified by them since last week.Have...