On the contrary,I think it is Tom,     you,     to blame

A.more than; are

B.less than; who are

C.rather than; that is

D.rather than;is

答案及解析： C

解析：

rather than“而不是”连接并列主语时谓语动词单复式与前者保持一致，本题与Tom保持一致所以谓语用单数形式；

此题又用到了强调句型所以答案应为C。