And then, just at the change of the watch, something happened to bring things to a head.

Now, you can look at change in many different ways.

He looked at his change but didn't try to check it.

It was just at the change of shift in the office.

At the change of the watch he was on deck again.

He opened the door and she felt real shock at the change in him.

But given that, I was not surprised at the change of heart because they now are us.

For example, one could tell if doing something would make people better off by looking at their change in utility.

She was filled with wonder at the change that had taken place in him.

The room fell silent at the change in his voice.