问题
选择题
---It has been ages ________ I last saw you.
--- Yes. And it will be long ______ we meet again.
A．when; before
B．since; before
C．after; before
D．before; since
答案
答案：B
连词辨析。When当……时； before在……之前since自从……以来；after在……之后。句意：自从我上次看见你已经有几年了。——是的，并且我们再见面之前还会有很久。故选B。