—David are you listening to me?—Sorry Dad. I to make sense of what the reporter said.A.

问题补充：

—David, are you listening to me?

—Sorry, Dad. I to make sense of what the reporter said.

A. was trying

B. have tried

C. am trying

D. tried

答案：

(答案→)A. was trying

B. have tried

C. am trying

D. tried

解析：A 考察动词时态。—David，你在听我讲吗？—对不起，爸爸。我刚刚在尽力良好记者所讲的内容。分析语境可知尽力理解记者所讲内容，这一动作发生在刚刚爸爸讲话的时候，故使用过去进行时。