The book I put on your desk was not ______ I had bought two

The book I put on your desk was not ______ I had bought two I put the book on the desk.句中的on the desk做什么成分, May I put my pen on the desk?______. The book was rather expensive, but I bought it ______. You put your book on the desk改为祈使句 Put on the desk your book.的中文是什么? I have two books on the desk.(用there be 句型改写) （ ）（ ）two book The book that I put on the desk is now missing.这句对吗 i have a book on the desk put ,the,book,on,desk,I'll,his 如何连词一句话? “Don not put your school bag on the desk . I put the book on the table