there ____ a pencil,two pens and there books on the desk,but none of them ____mine

题目

there ____ a pencil,two pens and there books on the desk,but none of them ____mine
A is;is B be;are C are;are D are;is

答案

选A,
首先,there开头,就近一致,后面紧跟的是a pencil,所以用is
第二空none of them ,根据主谓一致,前面出现none时用单数.
不懂继续追问,望采纳,谢谢诶.(*^__^*) 嘻嘻