reckon

我估计他要走了。

I ___reckon he's going to leave.

你觉得这大概要花多少钱？

How much do you ___reckon it's going to cost?

我们没料到天气会这么糟，所以我们的户外计划泡汤了。

We didn't ___reckon ___on the bad weather, so our outdoor plans were ruined.