1.   During the week, passengers sleep on the ship and venture off to go sightseeing or shopping.

2.   He said that some passengers had slept in the lounges because their cabins were uninhabitable.

3.   Most passengers apparently slept through the encounter.

4.   Most passengers are sleeping, their heads drooped back and their mouths hanging wide.

5.   Olsen denied that any passengers had slept in lounges or ballrooms.

6.   So, passengers are literally sleeping head to toe.

7.   The train backed away, and the passengers slept in it all night.

8.   Details were sketchy about the collision, which happened before dawn while most passengers were sleeping.

9.   He said that about two hours before landing, while most passengers were sleeping, the plane took a sudden dive.

10.   He said the incident happened about two hours before landing, while many passengers slept.