问题
选择题
---Good to see you again. It’s almost three years _______ we met last time.
---Yes, how time flies.
A．until
B．before
C．while
D．since
答案
答案：D
It’s +一段时间+since +一般过去时，符合题意，故选D
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---Good to see you again. It’s almost three years _______ we met last time.
---Yes, how time flies.
A．until
B．before
C．while
D．since
答案：D
It’s +一段时间+since +一般过去时，符合题意，故选D