将下列句子改为被动语态:who designed the CD-ROM _____ whom _____ the CD-ROM?少打一条横线_____ whom _____ the CD-ROM _____?
问题描述:
将下列句子改为被动语态:who designed the CD-ROM
_____ whom _____ the CD-ROM?
少打一条横线
_____ whom _____ the CD-ROM _____?
答
答案与一楼一样
空格一次是BY was designed
答
By whom was the CD-ROM desighed?