—Nice to see you again after all these years. What ?
—Well, I’ve tried many things since we left school. I’m now working for a large oil pany.
A. have you done
B. were you doing
C. did you do
D. have you been doing
网友回答
A. have you done
B. were you doing
C. did you do
(答案→)D. have you been doing
解析：考查时态。句意：—这么多年以后再次看见你真是太好了。这些年你一直在做什么？—自从我毕业以后我尝试了很多事情。我现在一家大型的石油公司。根据句意说明是问对方这些年在做什么，故使用现在完成时表示。D正确。