The eyes are posed using an eye cap that keeps them shut and in the proper expression.
It was coming to be generally accepted by 1880 that the state was the proper political expression of the nation.
You must aspire to give the proper artistic expression to his wishes.
"I didn't feel there was a proper expression of support from the executive side," Gumbel says.
It was not a proper expression to bring before one's emperor.
I kept the proper expression; he could not possibly tell.
She waited until his face assumed the proper expression of seriousness.
For them, the proper expression is "to run with a posse."
In order to keep audience's interest, the singer should make proper humorous expressions.
Perhaps it took practice to develop the proper expression.