—I’m going to have lunch. Do you mind talking about your plan lunch?—All right. I’ll wait

问题补充：

—I’m going to have lunch. Do you mind talking about your plan lunch?

—All right. I’ll wait here in the office.

A. after

B. before

C. over

D. until

答案：

(答案→)A. after

B. before

C. over

D. until

解析：句意：--我将要去吃午饭。你介意午饭后谈论你的计划吗? --不介意。我将在在办公室这里等着。after 在......之后；before 在……之前；over 在……之上；until 到……为止。根据句意第一个人要去吃午饭，所以应在午饭后听第二个人谈论他的计划。故选A。