When did they invent the personal computer.用被动语态改写

When did they invent the plane?改为被动语态. when did they invent the personal compwhen did they invent the personal computer?这个用被动语态怎么说? When did they invent the personal computer.用被动语态改写 When did he invent the telephone?变被动语态 when did Karl Benz invent the car变成被动语句 英语 主动句和被动句转换when did they build the pyramids?do they speak Spanish in Brazil?what languages do they speak in India?Have they found any life on Mars?Where will they play the next World Cup?When did they invent television?Where do 英语改正句子1、Who did give Mina my email address?2 When did you get back from holiday?3 Who the book belongs to?4 Who did invent the computer?5 Who invited Mary to the party?6 Which train did they catch?7 What did happen at the meeting? When ______ the car ________?选项:a、did,invent b、was,invented c、does,invenWhen ______ the car ________?选项:a、did,invent b、was,invented c、does,invent d、in,invented 改错:When did they arrive Beijing?如题 改错:When did they arrive Beijing?改错:When did they arrive Beijing? When did they get to Guangzhou? When did they arrive ( ) the airport When did they get to Guangzhou? when did they grow vegetable 被动句 1.When did you invent the strange machine 2.Where do people plant the trees (都改为被动语态) 英语强人快进啊~When did they reach?如果不可以,when did they arrive呢? They were all wet when they arrived at school.:Were they?Did they? 初一英语（解释句子）.要用英语解释,不是翻译成汉语...1.when did people invent the car?2.do you know what the letter here means? when ____the telephone ______,do you know?-----Yes,In 1876A was,invented B is,inventedC did invent C had invented