reckon without one's host

例句：

1. 1. I reckon that the weather willbe fine tomorrow.
   我估计明天天气会很好。
2. 2. He reckoned that he could finishthe project within a week.
   他估计他能在一周内完成这个项目。
3. 3. Shereckoned that she wouldneed more time to prepare forthe exam.
   她估计她需要更多时间来准备考试。