That is not my book.是什么意思

That is not my book.是什么意思 同一句转换 That is not my book That book _______ ________ ______m It is not my book.（缩写句子） Is that a key?（做肯定回答） not that my own life is easy是什么意思 the book is not worth my while. that is not my line That is not my( )teacher? That is my book.改否定句 That is my book改为一般疑问句 this is not my book._____（my)is red that book is not helpful at all同义句 that book is（）（）（） My money is not the only thing that is missing是什么意思?