It is five years since we began learning English既然有since为什么要用it is?

It is five years since he smoked It is five years ___ Mr Wang ___ the car this is it.five years.you are not alone forever. It is five years since I came to this school.改为同义句I ---- ----- -----this school-----five years 同义句my grandfather has been dead for five years it is five years ███ my grandfather It is five thousand years old and it is badly damaged. Rose is over five years it is five years since we began learing English 为什么是it was it is five years since we began learing English 为什么不是it was 2.This year is dragon in Chinese Zodiac,What is it in five years' time? It ()five years()i began to study English答案是is before 想知道为什么 改错I speak excellent English.It is five years after I began to learn English. it is almost five years （）we saw each other last time（）里填空 It is five years since Peter bought the car.同义句 It is five years since my father___?后面是用has been dead还是died?为什么? This is just ten years after it reached five billion这句话怎么翻译? he has been in the army for five years同义句 it is fibe years _____ he _____ the army. lucy is five years old 对five is old 提问