There are some books,a pen and a pencil on the table,-------

答案是：Aren't there?
There be 句型后面的疑问词要和前面的BE动词保持一致.这里前面用的是：are some books, 所以后面用aren't
如果句子改为：There is a pen, a pencil and some books,on the table,
后面就要用 isn't there?
有什么问题还可以问我~祝你进步