how many years has it been since we last saw each other?这里的 has it been 这个该怎样翻译啊 ..能解释更好了....
问题描述：
how many years has it been since we last saw each other?
这里的 has it been 这个该怎样翻译啊 ..能解释更好了....
答
它是it is 的完成时态it has been
答
距上次我们见面到现在已经几年了？
答
距上次我们见面到现在已经几年了？
has it been:（年）它过去了。。。
答
自从我们最后的那次见面又过去了多少年？
has it been ：形容时间过去了...
答
has it been=it has been
已经过了(多久了)
It has been many years since we last saw each other.
上次见面到现在已经好多年了
换成疑问句,颠倒主谓就成了
how many years has it been since we last saw each other?
上次见面到现在多少年了?
主谓颠倒举例 it is a dog.is it a dog?
答
it has been 4 years since we last saw each other.
就这句话中的4提问，就是你给出的这个问句。这回明白了吧？
it是形式主语。提问时，当然要把has这个助动词提前了。