there are (two) pencils on the desk.__ __ __ __ __ on the de

there are (two) pencils on the desk.__ __ __ __ __ on the de there is a pencil on the desk （改否定句）__ __ __ __ on the desk There are quite a few books on the shelf There are __ __ on Whose books are __(that) on the desk? I think my keys are on the desk.改为否定句 I __ __ my There __ a book and two pens on the desk.答案是is.为什么 there ___?__ a book and two rulers on the desk.要填什么? The plane __ __ on time. .There __ some bread on the table.__ for you. There __ two slices of turkey on the table and there __ some There be句型There __ a book,two pens and some rulers on the de There __(be) two bottles of water on the table.