—David, are you listening to me? —Sorry,
题型：选择题
问题：
—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
—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