who designed the cd -rom 【改为被动语态】
问题描述：
who designed the cd -rom 【改为被动语态】
答
By whom was the cd-rom designed ？
答
Who/Whom was the cd-rom designed by?
答
很高兴为你解答!
被动句：By whom was the cd-room designed
翻译：这个cd空间是谁设计的?
希望可以帮到您,