问题描述： This is a computer.改为一般疑问句,并做否定回答 1个回答 分类：英语 2014-11-19 问题解答： 我来补答 Is this a computer?No,it isn't.Did you take many pictures in the holiday?No,I don't.Does Bill go to work by subway?Yes,he does.Do you often climb mountains on the weekend No,I don't. 展开全文阅读
