He had done.

But Sandra's eyes wandered.
"Those pink melons are sure to be dangerous," he said gloomily.

And as he spoke the door opened and in came a young man in a grey check suit.
"Beautiful but dangerous," said Sandra, immediately talking to her husband in the presence of a third person.

("Ah, an English boy on tour," she thought to herself.) And Evan knew all that too.
Yes, he knew all that; and he admired her.

Very pleasant, he thought, to have affairs.