问题
选择题
-- Jimmy is still unhappy today.
-- It’s all your fault. You ______ to her yesterday for your mindless mistake.
A．should apologize
B．should have apologized
C．shouldn’t have apologized
D．must apologize
答案
答案：B
考查情态动词，should have done 本应该做某事而实际上没有做，句意：吉姆今天仍然不高兴，都是你的错，你本应该昨天应为你的不是故意的错误向她道歉的。故选B。