—I’m sorry to have kept you waiting.—Oh not at all. I here for only a few minutes.A. have

问题补充：

—I’m sorry to have kept you waiting.

—Oh, not at all. I here for only a few minutes.

A. have been

B. had been

C. was

D. will be

答案：

(答案→)A. have been

B. had been

C. was

D. will be

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