—Did you have a wonderful weekend?
—We could have if it fine. But it all the time.
A. was; has rained
B. was; rained
C. had been; has rained
D. had been; rained
网友回答
A. was; has rained
B. was; rained
C. had been; has rained
(答案→)D. had been; rained
解析：考查虚拟语气：句意：--你周末完的愉快吗？--如果天好，我们本可以玩得开心的，但是一直下雨。因为主句是could have ..,if条件句用过去分词表示和过去情况的虚拟，but后面的句子是过去的事实，用过去时，选D。