It's about ten years since I ____ in Australia.为什么用have been.一般我们初中常见的都是 现在完成时 + since + 过去的某个时间点...所以不是很明白这句话,如果用arrived 为啥不行.或者具体说一下since的用法
问题描述：
It's about ten years since I ____ in Australia.
为什么用have been.一般我们初中常见的都是 现在完成时 + since + 过去的某个时间点...
所以不是很明白这句话,如果用arrived 为啥不行.
或者具体说一下since的用法
答
since 用法
prep./conj.1.自从 2.因为 ad. 从那以后
副词 adv. 从那时以来
from then until now
· I saw him in June,but we haven't met since.
我在六月见到过他，从那以后我们未见过面。
· He has looked for a job ever since.
他打那一直在找工作。
答
常见的：It has been about ten years since I arrived in Australia.所以用Arrived是正确的但是如果不用动词arrive,而用be,则要说since I have been ...原句里面的It's about ten years 严格地说应该是 It's been a...