问题补充:
---It is a long time I saw you last.
---Yes.And it will be a long time we see each other again.
A. when; before
B. after; when
C. since; before
D. since; until
答案:
A. when; before
B. after; when
(答案→)C. since; before
D. since; until
解析:
试题分析:考查状语从句。固定句型“it is /has been +时间段+since从句”意思是“自从。。。以来有多久了”;而“it will be +时间段+before从句” 意思是“还要多长时间才能。。。”,所以C选项正确。句意:---自从上次见到你有很长时间了。---是的。并且到我们下次再见面还得要很长时间。