第1个回答 2012-12-26
is no book
are no books
isn't a book
aren't any books
几种呢
第2个回答 2012-12-26
1 There (is ) ( no) ( book) on the desk.
2 There ( are) ( no) (books ) on the desk.
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第3个回答 2012-12-26
There (is ) ( no) ( book) on the desk. or There ( are) ( no) (books ) on the desk.
第4个回答 2012-12-26
There are no books on the desk.
第5个回答 2012-12-26
There isn't any book on the desk. 或There aren't any books on the desk.