Good to see you again Its almost three years we met last timeA. untilB. beforeC. while D.

问题补充：

Good to see you again Its almost three years we met last time

A. until

B. before

C. while

D. since

答案：

A. until

B. before

C. while

(答案→)D. since

解析：句意：在次见到你很高兴。自从我们上次见面几乎有三年的时间了。A直到B在……以前C当……D自从……。现在完成时可以与for（+时间段）,since（+时间点或过去时的句子）连用.故选D