Question

(2010·北京高考)—Good morning. I've got an appointment with Miss Smith in the Personnel Department.
—Ah, good morning. You ________ be Mrs. Peters.

A．might	B．must
C．would	D．can

Answer 1

B

选B　考查情态动词。第一句说明和史密斯女士有约定，所以秘书判断一定是……。must在此表示推测，意为“一定”，符合语境。