Who designed the machine?改同意句是Who is the designer of the machine?还是Who was the designer of the machine?

Who designed the Jin Mao Tower?无 who designed the advertisement?同义句（ ）（）the advertisement() () Who designed the CD-ROM?改为同义句Who designed the CD-ROM改为______whom _______ the CD-ROM ______? who designed the cd -rom 【改为被动语态】 改错:By who was the new educational CD-ROM designed? Who designed the building?同义句~Who ____ the building ____ ____ 初二同义句转换Q:Who designed the machine?who ______ _______ ______ _______the machine? Who designed the first helicopter,Who_the most famous pictures in the worldA tookB madeC paintedD invedted Who are you going to have the library?A.to design B.design C.designed Who designed the CD-ROM.改为被动语态____whom____the CD-ROM____? 1.Who designed the CD_ROMs.(改为被动语态）——whom ______the cd-roms_____? The new machine on ____ show was designed by _____ Whites ,who were from Africa Who designed the machine?改同意句是Who is the designer of the machine?还是Who was the designer of the machine? 60.Do you know who designed the CD-ROM Around the World in Eight Hours?Yes.It ____________by Nancy Jackson.A.has designedB.designedC.was designed D.desighs Mac Who designed the CD-ROM .（改为被动语态）急用（改为被动语态）--- ( ) whom ( ) the CD-ROM （ ） The program is designed to help those who have been out of work for a long time A hard English question.Be quick!Who designed the CD-ROM.(改为被动语态) ___whom___the CD-ROM___