—How did you sleep last night? —A sound sleep. Never slept ______.
Was it near the white building, if I may ask, ____ Martin Luther King gave the speech “I have a dream”?
You will find what great benefit the computer you own can be _____ each time you use it to help you work.
— Can I have a day off tomorrow, Mr. Johnson?— ________. I can manage without you.
Interest is as ________ to learning as the ability to understand, even more so.
The speaker mentioned many examples ______ people lived through hard times and succeeded at last.