The people who called yesterday mwant to buy this house.为什么用want 原形而不用wanted/wants?

题目

The people who called yesterday mwant to buy this house.为什么用want 原形而不用wanted/wants?
The people who called yesterday want to buy this house.为什么用want 原形而不用wanted/wants?
打错了，抱歉

答案

首先居中主语是：the people,所以不能用三单wants.其次,这些人现在想买房子还没买,定语从句中的过去式跟want to buy没有关系,所以不用过去式wanted.