问题描述：
请解释一下这个句子的时态问题
It has found that the highest scores on vocabulary tests have been made by people getting the highest pay.为什么用了两个现在完成时?has found 和have been made
It has found that the highest scores on vocabulary tests have been made by people getting the highest pay.为什么用了两个现在完成时?has found 和have been made
问题解答：
我来补答展开全文阅读