改错 This is my shirt,it's mine

this is my father yellow shirt 改错 This shirt is not my but his 改错 改错 This is my shirt,it's mine how much this is red shirt改错 Whoes is it?It is Mary.改错 Are this shirt Tim is?the names are my friend is. This blue T-shirt is seven dollars.(改错） This blue T-shirt is seven dollars.改错 改错:This shirt is made of a cotton. It is not my shirt 和 This is not my shirt ,有什么区别 This is not my shirt.M___ is blue 改错题：This is a my book. This is my school's day.改错. This is my black trousers改错 This is the my bag(改错） this is the my telephone改错 This is my shirt.改为复数句怎么改 This is my shirt.（变为一般疑问句） This is my T-shirt 写出同义句