—I hear your journey was not very pleasant.
—But for the sudden rain we a wonderful time.
A. will have
B. should have
C. should have had
D. had
网友回答
A. will have
B. should have
(答案→)C. should have had
D. had
解析：考察虚拟语气。本题考察的是含蓄条件句，but for…要不是，如果没有…；表示的含蓄的条件句。句意：—我听说你的旅行并不是很愉快。—要不是突然的下雨，我们本应该玩得很愉快。本句中的but for the sudden rain=If it hadn’t for the sudden rain。根据句意说明是与过去事实相反的虚拟语气，故使用“情态动词+have done”的形式。故C正确。