This is a computer.改为一般疑问句,并做否定回答

is this your computer 改肯定句 Is this your computer?改肯定陈述句. This is the computer room.改成否定句 怎么改 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 改一般疑问句,否定回答It is an English dictionary.I am 13.This is a pencil bok.That is a computer game.My name is David.She is Jenny.This is my book.It is a pen in English. 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 big farm.改疑问句 This is a garden改复数 this is a ruler.改复数 This is a Engilsh book.改病句 改病句 This is my a cup 英语题目i found this computer games is easily enough to play 改病句