It ___ six years since I left school.空格填什么?

It ___ six years since I left school.空格填什么? It ___ 6 years since we left middle school. Three years ___(pass)since I left school. it has been three years since i left school（be away for）用括号内 It _（be) two years since he left school. It fifteen years since I to school It was ten years since I left my hometown.改错 请问It is six years since I last met you 与 It has been six yea 几道初中英语选 题1,It ___ ten years since he left the army .(be )2,I It ___ten years since i taught in the school since 急it was ten years since i had left my hometown.leave是终 It was years since I ___________ (enjoy) myself so much.填什么,