He put a book on the desk and_____(stand)there quietly.

He put a book on the desk and_____(stand)there quietly. is there a book on the desk? There( are )(a book)and (two pens)(on) the desk there is a book on the desk .please _____it_____.填空 There are a book and two pens on the desk . there were a book and two pens on the desk There a book and two pens on the desk. There is a book and two pens on the desk. There is a book on the desk.(改为否定句) there is a book on the desk改为复数句 There is a t_____ book on the desk.补充单词 there is a book on the desk 翻译问题