Miss Pei is on time for everything. How it be she was late for the opening ceremony?A. m

问题补充：

Miss Pei is on time for everything. How it be she was late for the opening ceremony?

A. must; where

B. can; that

C. should; when

D. might; if

答案：

A. must; where

(答案→)B. can; that

C. should; when

D. might; if

解析：考查特殊疑问句的强调句型。起结构为：疑问词+ is/ was+ it + 强调的部分+ that,题中的强调句型含有情态动词，句意：裴女士一切事情都很准时，她怎么可能会开幕式迟到呢?所以选B。