My patience is ________. Don't keep me waiting any more.
We can never expect bluer sky unless we create less polluted world.
I was born in New Orleans, Louisiana, a cityname 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.