Ifit__________forhisbadcold,Rickwouldhaveenjoyedmoreonhisbirthdayparty.
A.is not B.were not C.has not been D.had not been正确答案D
Ifit__________forhisbadcold,Rickwouldhaveenjoyedmoreonhisbirthdayparty.
A.is not B.were not C.has not been D.had not been正确答案D