As the trip progressed group leaders met each night to discuss problems and timetables.

The iron grip holding her became, as the trip progressed, more of a comforting embrace.

As their trip progresses they realize how precious a home and an intact family is.

As the trip progressed, his mood improved and he became comfortable on the road.

The load sometimes gets lighter as a trip progresses.

As the trip progresses, we run out of clean clothes.

Our trip through western China is progressing, and going well.

And oddly enough, he seemed to get better as the trip progressed.

He became more and more transparent as the trip progressed.

James started well enough, but he got worse as the trip progressed.