This is a pen. The pen is a red 怎么改正确
This is a pen. The pen is a red 怎么改正确
this is red a pen的提问
The pen is red改成一般疑问句怎么改
Look This is a pen and it's red .The ruler is yellow.The key
is,a,this,pen,red,连词成句
this is a red pen同义句转换
this is a red pen怎样改为一般疑问句
this is a red pen.and that is a green pen.(改为同义句) this is a
this is a my pen
Is this a your pen?
This is a nice pen.
what color is this pen的回答可不可以是It's a red pen