have been to 能和for或since引导的时间状语从句连用吗?
问题描述：
have been to 能和for或since引导的时间状语从句连用吗?
I _________the north for a year.这里填have been to 为什么答案上给的是have been in
答
不能
have been in才能和for或since引导的时间状语从句连用
因为for或since引导的时间是时间段,have been to 表“去过”,后接次数；have been in 表“在……呆过”,后接时间段