问题补充:
--- Did you have a good time at Laura’s birthday party?
--- Yes, indeed. It’s several years I enjoyed myself so much.
A. when
B. before
C. since
D. that
答案:
A. when
B. before
(答案→)C. since
D. that
解析:句意:----在Laura的生日聚会上你过得愉快吗?是的,确实,自从我玩的愉快已经是七天的时间了。 It’s +一段时间since+一般过去式的从句意思是自从某事发生已经是一段时间了,根据意义故选C。