— Is the man our sales-manager? — No it not be him he never plays cards.A. mustB. canC.

问题补充：

— Is the man our sales-manager?

— No, it not be him he never plays cards.

A. must

B. can

C. will

D. may

答案：

A. must

B. can

C. will

D. may

解析：考查情态动词用法。这里表否定推测，故用can。