Is this your ruler?〔改同意句〕
This ruler is green.同意句
Is this your ruler?改为同义句
is this your ruler
英语改否定句 Is this a ruler 如何改
Please give her this ruler同意句
-----is this your ruler? 选择题
连词成句:this.ruler.is.your.kitty
Your cloth is different from mine.改同意句
What about this ruler?改同义句
this ruler is hers.改一般疑问句
this is a ruler.改复数
is this your computer 改肯定句