为什么填 Is there.又什么时候填 Isn't there.
答:There is nothing in the books, is there?(书上什么都没有,是吗?)前面的陈述部分含有否定词nothing,是表示否定意义的,所以说后面的反意疑问句的简略问句一个是有肯定形式的。例如:
There is something new in today's newspaper, isn't there?