think和thought?请帮助求教：1、I thought I saw you at the shopping center _英语解答

think和thought?请帮助
求教：
1、I thought I saw you at the shopping center yesterday.
2、I think I saw you at the shopping center yesterday.
那个对?为什么?万分感谢
书上在解释一般过去时的时候用的第一句所以我有些疑惑

人气：331 ℃　时间：2020-05-08 18:24:41

解答

第2个对 ,现在想的是发生在过去的事情,从句跟过去时
过去想的是过去已经发生的事情,用完成时,第一个可以改为：
I thought I have seen you at the shopping center yesterday.