People who get less than six hours of sleep per night have an increased _____ of dying early．

— You’ll have to use the stairs. I’m sure the lift is out of _______.— Is it under repair?— Yes. 

People who live in a small village are bound to see a good _____ of each other.

We take this opportunity to express our sincere         of your timely help.

You have missed your______.You have to queue up there and wait for the next round.