句型转换：who invented the first television(改为被动语态)请英语好的帮帮忙啊格式应为：__ __was the first television__?

句型转换：who invented the first television(改为被动语态)请英语好的帮帮忙啊格式应为：__ __was the first television__? who invented shoes with adjustable heels 同义句转换 who invented the bicycle who first invented TV Do you know — In the 6th century.A.who is the abacus invented B.Do you know — In the 6th century.A.who is the abacus invented B.when the abacus is invented C.when was the abacus invented D.when the abacus was invented Who would you like to play with?句型转换急用. 九年级英语Unit 9 When was it invented 造3组对话!用When was .invented?Who was the invented by?What was the used for?三个句型编对话,要有问有答的, Who invented the first telephone? who invented paper in china? 句型转换 句型转换. 句型转换 句型转换, 句型转换, 句型转换, 句型转换. 句型转换, 句型转换