---Good to see you again. It’s almost three years _______ we met last time.---Ye
题型：不详难度：来源：
---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 |
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答案
| D |
解析
| It’s +一段时间+since +一般过去时，符合题意，故选D |
举一反三
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