题目

“Alice, why didn't you come yesterday?” “I______, but I had an unexpected visitor.” 　　A. had       B. would    C. was going to      D. did 答案：C 解析: 为I was going to come.之省略，意为“我本来是打算来的”，这与其后but I had an unexpected visitor的语境刚好吻合。注意不能选would，因为它没有“打算”之意。

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