我估计完成这个项目大约需要两周时间。

I ___estimated that finishing this project would take about two weeks.

承包商给了我们一个修理屋顶的预估费用。

The contractor gave us an ___estimated cost for fixing the roof.

据估计，这次项目的成本大约在五万元左右。

The ___estimated cost of this project is around fifty thousand yuan.