it has been 4 years since he died 能不能这么说

It has been 4 years since I smoked.怎么翻译? It was 85 years还是 it has been 85 years? It has been 4 years since I smoked.为什么翻译成 我戒烟4年了? it has been 4 years since he died 能不能这么说 It has been 4 years since the old man died能这样说吗 It has been 3 years since he came here. It has been there since a t_ years ago . it is 3 years since Tom has been abroad It has been five years since he has left for beijing这句话对不对啊 The tall tree ______ there for many years but it has been cut down.为什么是was 而不是has been It has been 5 years since this party----.如题 It has been 5 years since this party----.用came to power 为什么不能用 in power it is two years since I came here还是it has been two years since I came here 翻译 It's five years since he smoked It has been 2 years since we worked here Our school is a new one,it _____ for 5 years.A.has openedB.has openC.has been openD.has been opened It has been several years since he lived here.怎么翻译? 分析一下它的含义?It is has been four years since he lived here． It has been ten years since I ___(be) a teacher. It has been 5 years since I smoked...我已经戒烟物五年了?