—Look at the young lady in red. Is it Mrs. King?—No It be her. She is wearing a white dr

问题补充：

—Look at the young lady in red. Is it Mrs. King?

—No, It be her. She is wearing a white dress today.

A. can

B. may

C. must

D. can’t

答案：

A. can

B. may

C. must

(答案→)D. can’t

解析：can能够，可以；may可以，可能；must必须，一定；can’t不能。句意：看这个穿红衣服的女士，是金夫人吗？——不，不可能是她。她今天穿了一件白色的连衣裙。结合语境可知选D。