1.   A workman adjusting a machine removed the fence and turned the machine by hand in order to do the job.

2.   He switched to the video channel and turned the machine on.

3.   The machine is only turned off for a few minutes at a time.

4.   Turn the machine back on and slowly pour in the hot liquid.

5.   Turn the machine off before removing the cover.

6.   Turn the machine on and slowly add the hot liquid.

7.   When the machine is turned on, it makes a quiet buzz.

8.   Turn the machine off quick!

9.   And the novelist Wright Morris, urging me to get an electric typewriter, said that he seldom turned his machine off.

10.   Annoyances include an occasional thunk from the hard drive and the usual laptop profusion of icons and odd modes of turning the machine on and off.