This is a computer.(改为否定句） —— —— —— a computer.

This is a computer对 a computer提问 This is a computer对computer怎么提问 This is a computer.(改为一般疑问句) Is this a English computer?(改错） This is a new computer什么意思 This computer is This is a TV(用 a computer)改为选择疑问句 This is a computer game on the dask.改为复数 this is a computer 对划线部分提问 a computer 划线 This is a computer.(改为否定句） —— —— —— a computer. 英文is this the computer Whose computer is this.[同义] This is a computer.对划线部分提问(划线部分computer) How much is this computer?---the --- --- this computer? there is a computer on my desk 和this is a computer on my ndesk有什么区别? Is it a computer . 补全单词This is a key and t___ is a computer How much is this computer?[同义句]