what is on shelf?怎么回答架子上有：大象、3本书和一个排球

what is on shelf?怎么回答架子上有：大象、3本书和一个排球 what are on the shelf?what is on the shelf?为什么are不行?若有前后文,语法有错吗? what is that knife on the shelf in the kitchen made of? the book on the shelf is mine.＿ ＿is＿?on the shelf划线 What,on,shelf,many,book 用这些词造句 What's on the shelf的中文意思是什么 一道SAT数学题.if 4 bags of flour with an average weight of 15 pounds are put onto a shelf with 45-pound bags of flour,what is the average weight,in pounds,of all 8bags on the shelf?(A)5(B)10(C)15(D)20(E)25答案是10,但我怎么算都不是10.. There is some books on the shelf改错 there (are,is)no books on the shelf My father is glasses are on the shelf the book is on the shelf.改为复数形式 What about the l___on that shelf?怎么填? There is not a book on the shelf.和 There aren't any books on the shelf.是不是一样的? are,the,your,on,glasse,shelf,怎么组成一句话 what film is on?怎么翻译? on the shelf还是in the shelf? on shelf C为什么shelf要大写 the english book is on the shelfthe book on the shelf is an english book