What a pity! If I had known Tom earlier, I him to the party.
A. had invited
B. would invite
C. invited
D. would have invited
网友回答
A. had invited
B. would invite
C. invited
(答案→)D. would have invited
解析：考查虚拟语气。本题是考查与过去事实相反的虚拟语气，从句使用过去完成时，主句使用情态动词+have done;句意：真遗憾！如果我早点认识Tom,我就会邀请他来参加聚会。