1.   But hearing such talk from leading Republicans has added gravity to the charge.

2.   But she also adds gravity to a film in constant danger of slopping over into Monty Pythonism.

3.   Lee is at the peak of his abilities, with age having removed some starch and added emotional gravity.

4.   The theology is packed into pages of notes at the end of the book, adding gravity without bogging down the narrative power of the main text.