it is five years since my dear aunt ( )here

it is five years since my dear aunt ( )here It is ten years since my aunt worked here.为什么整句话表示的是aunt已不在这 five years since my dear aunt _______(has left/left/isleft/ it is five years since my aunts _______HuiZhou It is five years since he smoked it is over ten years since my aunt left American同义句 It's five years since he ___ (come) here It is five years since my father___?后面是用has been dead还是died? It is five years since we began learning English It is 5 years since I have lived here.It is 5 years since I Its five years since Iworked here it is two years since I came here还是it has been two years sin