成人英语三级考试

【单选题】I was giving a talk to a large group of people, the same talk I ______ to half a dozen other groups.
A. was giving
B. am giving
C. had given
D. have given

网考网参考答案：C
网考网解析：
“我正在做报告”用的是过去时，而“我给另外6组人做报告”发生在这一事件前，故应用过去完成时。 查看试题解析出处>>