.Good to see you again.It”s almost three years___we met last time.A.until B.before C.while D.9.Good to see you again.It”s almost three years___we met last time.A.until B.before C.while D.since

.Good to see you again.It”s almost three years___we met last time.A.until B.before C.while D.9.Good to see you again.It”s almost three years___we met last time.A.until B.before C.while D.since
.Good to see you again.It”s almost three years___we met last time.A.until B.before C.while D.
9.Good to see you again.It”s almost three years___we met last time.
A.until B.before C.while D.since

.Good to see you again.It”s almost three years___we met last time.A.until B.before C.while D.9.Good to see you again.It”s almost three years___we met last time.A.until B.before C.while D.since
D.since 自从
真高兴又见到你.从我们上次见面算起已经有三年啦.
） 【英语牛人团】

D since 自从
再次见到你很高兴。从我们上次相见差不多已经三年了。
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D.since 用作副词，意思是“从那时以后(一直到现在)”， “其后(到现在之间)”;

D,since It’s almost three years__since_we met last time自上次见面以来接近三年了。
It's +加段时间+since从句（用过去时）。
例如：Tom 参军两年了。
It is two years since Tom joined the army.
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