Just I was leaving my home,the phone suddenly rang againleave不是短暂性动词吗?为什么这里用进行时?

The phone _______(ring)just as I was leaving. I’m not leaving. i was just leaving my office_________ the telephong began to ring.when还是while I was just leaving when someone ____(konck) on the door When / (Just) as I was leaving the house, the postman arrived.能不能用WhiIe I was leaving the house, the postman arrived. Unfortunately when I arrived she____,so we only had time for a few words.A just leftB has just left C was just leaving D had just left Just as I was leaving the house,it ______ to me that I had forgotten my keysA struckB hitC occurred I'm leaving you today. I'm Leaving You 歌词 I was just还是I just was just as I was leaving,the phone rang againjust as I was leaving在句中做状语用于修饰the phone ranng again?again做状语用于修饰rang吗? i was just lee I was just helping .I was just overwelming how long are you staying in qingdao?for just next weekend .I'm leaving next monday moring 怎么 求一道选择题的答案,并说明理由Unfortunately , when I arrived she__ , so we only had time for a few words. A was just leaving B just left C had just left D has just left 1.Unfortunately,when I got there,she ＿,so we had only little time for a few words.A.just left B.had just left C.has just left D.was just leaving I'm very excited now because I____for college tomorrow morning.A.leave B.have leave C.was leaving D.am leaving求答案及原因~