问题补充:
--- Did you have a good time at the party?
--- Yes, indeed. It’s years I enjoyed myself so much.
A. since
B. when
C. before
D. that
答案:
(答案→)A. since
B. when
C. before
D. that
解析:since 由于,自从……以来;when当……时;before在……之前;that因为,以至于。句意:在聚会上你玩得高兴吗?——是的,真的很高兴。有几年我没有玩得这么高兴了。句式It is+时间段+since+过去时态从句,表示有多久不做某事了。结合语境可知选A。