it （）that there will be a stom this afternoon.为什么

题目

it （）that there will be a stom this afternoon.为什么
it （）that there will be a stom this afternoon.
为什么答案是appears而不是seemed

答案

seemed 是过去式,与后面的时态不相符.想用seem的话,要用seems.
所以appears是正确答案.