That is her ruler.(否定句） That___ ____her ruler.

That is her ruler.(否定句） That___ ____her ruler. That is her ruler.(改为否定句,疑问句和回答) Is that her ruler?(改成否定回答) That is a ruler 变为否定句 That is her ruler改为同义句 Is this his sharpener?改成肯定句 还有That is her ruler改成否定句! Is this ruler?(改为否定句） is that her ruler?改为同义句Is什么ruler什么 Is this her ruler Is that Eri This is her ruler.(改为否定句和一般疑问句) ___ ___ ___ her ruler.____ _ That s a ruler 改为否定句 That is a ruler .改为否定回答