The frame of the ship shivered as if to add punctuation to his words.

By adding punctuation judiciously, one can have some fun.

And adding punctuation, we know why that works because you have to have an exact match.

Gilbert said that he added punctuation and capitalization in the evenings.

On normal days, it wasn't so hard to come and work; work was a routine that added necessary punctuation to her life.

The sequence can be understood as four discrete sentences by adding punctuation:

At the same time, he added punctuation into traffic signs in the United States.

The printer's manuscript was further edited, adding paragraphing and punctuation to the first third of the text.

The fire crackled in the distance, adding punctuation to his request.

The sentence can be understood more clearly by adding punctuation and emphasis: