You me because I didn't say that.
A. may misunderstand
B. must misunderstand
C. should have misunderstood
D. must have misunderstood
网友回答
A. may misunderstand
B. must misunderstand
C. should have misunderstood
(答案→)D. must have misunderstood
解析:考查情态动词的完成式:句意:你一定是误解了,因为我没有那样说。从because I didn't say that.
可知说的是过去的情况,所以用情态动词的完成式,should have done本应该做而没有做,不符合句意,must have done是对过去情况的肯定推测,选D。