瞬间动词加since瞬间动词后可否用since?

瞬间动词加since瞬间动词后可否用since? 想问您since后加名词时,谓语动词是持续动词还是瞬间动词 接since的现在完成时后加延续性动词还是瞬间动词还是都可以 since加时间点用延续性动词还是瞬间性动词 since+瞬间性动词的疑问 since引导的时间状语从句主句用延续性还是瞬间性动词 have后可以加瞬间动词吗? 有since的主句中,是用延续性动词,还是用瞬间性动词,还是两种都可以? 书上说since不与瞬间动词连用,那it's 2 years since he left his hometown为什么 since直接加动词用什么形式! since主句中带的动词时延续性还是瞬间性 瞬间动词Actually it is quite long since I heard anyone better.求翻