We must___our minds___a solution
In this institution, a medal, together with a prize of a certain sum of money, ________ does best in science and technology every two years.
She is pleased with ___ you have given him and all ____ you have told him.
—It is cloudy outside. Please take an umbrella.—__________
Danby left word with my secretary ________he would call again in the afternoon .
I’m just wondering ___ I first met Tom.