【快,在线等】Li Min ____(teach) in this school for more than ten years.为什么是has taught.为什么要用过去完成时.为什么不能用teaches.讲解请言简意赅.

Question

【快,在线等】Li Min ____(teach) in this school for more than ten years.
为什么是has taught.为什么要用过去完成时.为什么不能用teaches.讲解请言简意赅.

Answer 1

has taught.表示从过去到现在,并且还要继续教下去
We have learnt English for more than 3 years
You have been in the school for 3 years
You have done your homework for over 1 hour