it's such an interesting book.i have bought it for two years

it's such an interesting book.i have bought it for two years It's an interesting book I have been learning English for two years.=It's two years _ It's quite an interesting book for me.同义句改成I'm... When have you bought the book?Two weeks ago.I have bought it It's such an interesting book.这个句子有错吗?为什么要加an I have already bought the book for about two years.这句话错在哪里? my father bought me an interesting book,but I lost it. It's an interesting book.改为感叹句 I__this book twice since I bought it two years ago. A read B I have ( )the book for two years. It's so interesting a book 为什么我觉得应该用such an