No one in the department but Tom and I that the director is going to resign（辞职）. A. knowsB

问题补充：

No one in the department but Tom and I that the director is going to resign（辞职）.

A. knows

B. know

C. have known

D. am to know

答案：

(答案→)A. knows

B. know

C. have known

D. am to know

解析：考查主谓一致。介词but 连接两个主语时，谓语动词取决于前者，所以此题的谓语动词应用单数。句意：在这个部门除了汤姆和我没有一个人知道经理打算辞职。所以选A。