I suppose you have come to the point （）a change is needed
问题描述：
I suppose you have come to the point （）a change is needed
为么不填when而填where.这个需要改变的点不是一个时间的点吗?
答
这个一般视为一个抽象的位置关系,指到了某种程度,节点,故用where
The role of sales is to capitalize on that interest to the point where there‘s a successful exchange.
销售的作用是实现利润,只要达到这一点就是一项成功的交易.
He got to the point where he had to have his laughing grass once a day.
他已到了每天非吸一次da ma不可的地步.