I ____ to your birthday party last Sunday.Unfortunately,you were out on business
—I ____ to your birthday party last Sunday.
—Unfortunately,you were out on business.
A.had come\x05\x05B.came\x05\x05C.would come\x05D.would have come
you were out on bus?怎么成were?还有这段对话有点怪,Unfortunately,you were out on bus不幸的是,你出去经商了.这句话应该是I说的把?
would have done为什么是对过去的虚拟？