What he said suggested he ______ angry with us so I suggest you ______ an apology to him.

Delta, the American airline, is sometimes jokingly explained “Don’t expect your luggage to arrive” because it ______ be very slow.

—Tom often drives carelessly.—Tell him he ________ answer for it if he goes on behaving like that. 

We think Betty the best student. The sentence structure is ______.

The light in his office is out. He_________ left for home.