Seated according to her habit with her back to the horses on their drive homeward, she was completely under the observation of her mamma, who took the excitement and changefulness in the expression of her eyes, her unwonted absence of mind and total silence, as unmistakable signs that something unprecedented had occurred between her and Grandcourt. 
On their drive homeward, she was observed by her mamma, who took the excitement in her eyes and her total silence as signs that something had occurred between her and Grandcourt. 