So late did he get to the airport that his plane had departed.这句中_英语解答

So late did he get to the airport that his plane had departed.这句中的that可以换成when WHY?

人气：342 ℃　时间：2019-10-02 07:52:43

解答

不能
so ..that.
这里如此...以至于.
这是固定搭配