—Amazing! You wear slippers at work.—Don’t you know it’s a fashion?A. mustB. shouldC. canD

问题补充：

—Amazing! You wear slippers at work.

—Don’t you know it’s a fashion?

A. must

B. should

C. can

D. may

答案：

A. must

(答案→)B. should

C. can

D. may

解析：考查情态动词用法。must 必须，should 应该，竟然，can会，能，may可以，根据语境在上班的时候你竟然穿着拖鞋。所以选B。