作业帮That is （ ）(你的）pen
That is （ ）(你的）pen
that is a pen (变为复数）
What color is your(你的）pen?
This pen is 15 yuan.That pen is 65 yuan.( 改成同义句）
改错:（Is ）（that ）a（ your） pen?
That is his pen.(改为否定句）
The pen is cheaper than that one.（同义改写）
that is a pen (改为复数形式）
That is your pen (加her pen变为选择疑问句）
在梳妆台上的那支钢笔是你的吗?翻译 （）that your pen ()()()?
急死人了,1.That is my red pen.（改为一般的疑问句）（ ） that （ ）red pen?2.Mi
That is her pen.的同义句?