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。

　　The course allows students to progress at their own speed.

　　本課程允許學生按各自的速度學習。

　　They asked for a progress report on the project.

　　他們索要工程進度報告。

　　This course is designed so that students can progress at their own speed.

　　這門課的設計思路是讓學生自己掌握進度。