前綴pro的單詞：
progress 進步（pro+gress走→向前走）。
project 投射出;工程項目(pro+ject+扔+扔向前面→投射;引申為工程項目) 。
prologue 前言,序言(pro+logue說→在前面說→前言) 。
We must not become complacent about progress.
我們決不能因進步變得自滿。
There wasn't much traffic so we made good progress.
來往車輛不多，所以我們開得很快。
Resources are being redirected to this important new project.
為這一重要的新項目重新調配了資源。
The project is still causing him a lot of problems.
這項工程現(xiàn)在仍然給他帶來許多的麻煩。