The science of computer, _____rapid progress has been made in recent years, is the most important of all science.
Would you please keep silent? The weather report and _________I want to listen.
I was born in New Orleans, Louisiana, a city ______ name will create a picture of beautiful trees and green grass in our mind.
At the age of 29, Dave was a worker, _____ in a small apartment near Boston and ______ what to do about his future.
I can ______ be a teacher. I’m not a very patient person.
When he _______ the door, he found his keys were nowhere.