I am writing a stroy( )my pen

I am writing a stroy( )my pen 划线部分提问I am writing with my pen.划线部分是my pen I am writing a letter to my pen pai now.(改为一般疑问句,并作否定回答.) I have a writing task.It is to make a short stroy.No more th writing,my,i,a,father,letter,to,am 排句 I am writing a letter you in my school I am writing a letter. i am looking for ma pen对my pen提问 I am writing a letter是什么意思 I am writing a letter.提问： I am not writing a letter.改错、 I am writing a postcard to my mother的错误在呢