1.   The boat swayed as he stepped aboard.

2.   He seemed to be stepping aboard a healthy and prosperous ship.

3.   He understood that from the moment he stepped aboard that plane.

4.   Many of those people will be swallowing hard, then stepping aboard a plane in the next few days.

5.   Still, fresh-faced recruits used to powerful PCs in their homes and high schools find that stepping aboard a Navy ship means stepping backward in time.

6.   Step aboard a sternwheeler paddle boat, a horse-drawn wagon, a steam locomotive or a vintage electric streetcar.

7.   Step aboard for the grand tour.

8.   Such as being greeted with champagne as we stepped aboard, then being personally escorted to our stateroom.

9.   The bus arrives and Dorothy and I step aboard just as the heavens open.

10.   The NTSB policy is much more far-reaching, counting every accident occurring after someone steps aboard an aircraft, regardless of whether an engine is running.