Grammar the Subjunctive Mood 虚拟语气Q:Whats the difference between the two sentences? IfIamfree,Iwillvisityou. IfIwereabird,Iwouldflyintothesky. （虚拟条件句） ( 真实条件句）If he had hurried ,he could have caught the train. If I were to go abroad ,I would go to America. If I won the lottery now, I would buy an expensive car. 现在事实相反 过去事实相反 将来事实相反时 间 If 条件句 主 句 过去 现在 将来 一、If 条件句：时 间 If 条件句 主 句 过去 haddone would should+havedone could might 现在 were/did would should+do could might 将来 did / were should do were to do
