问题描述：
Haven’t you been invited to the party? --- No, _______
Haven’t you been invited to the party? --- No, _______
A. No time to help with it. B. No time to take part in.
C. I don’t know then at all. D. I don’t think so.
Which one? Why?
Haven’t you been invited to the party? --- No, _______
A. No time to help with it. B. No time to take part in.
C. I don’t know then at all. D. I don’t think so.
Which one? Why?
问题解答：
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