—I meant you to the host at the party but I forgot. —That’s all right. Some other time

问题补充：

—I meant you to the host at the party, but I forgot.

—That’s all right. Some other time, maybe.

A. to introducing

B. to introduce

C. introducing

D. having introduced

答案：

A. to introducing

(答案→)B. to introduce

C. introducing

D. having introduced

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