Is it she or you going to run for the mayor of our city?A. who isB. that isC. who areD. w

问题补充：

Is it she or you going to run for the mayor of our city?

A. who is

B. that is

C. who are

D. whom are

答案：

A. who is

B. that is

(答案→)C. who are

D. whom are

解析：句意:是她还是你要竞选我们市的市长？强调句结构It is + 强调的内容+that/who+剩余的部分。连词or连接并列主语谓语用就近原则，谓语要根据you来判断用are，连接强调句的剩余部分用who或that.故选C。