5.None of them ______ my friends.A) is B) are C) was D) has been

问题描述:

5.None of them ______ my friends.
A) is B) are C) was D) has been

a
没有一个人,用单数

is
没一个是

D

A

none后用单数所以选A.还有最后个单词应该是friend吧