Sometimes the police are not absolutely sure that someone has committed a crime, but ________ him of having done it.
—May I ask a question after class,Sir? —, but not during my lunch break.
The scientists have made _______ possible for us to communicate with each other more easily.
You’d better your score and see if you have passed the exam.
The second book ________ I want to read is Business at the Speed of Thought.
What the public is about is whether medical workers and scientists will be able to find a cure for the new disease in a short time.