1.   Actors, wearing masks, came down among the audience.

2.   At the door is a sign instructing all visitors to wear a mask and gown to avoid contaminating the patient.

3.   Both the robbers were wearing masks.

4.   Clearly, a character wearing a mask is going to have a tricky time with some Fel tests.

5.   He was attacked and robbed by two people wearing masks.

6.   His appearance was so repulsive he had to wear a mask.

7.   In Japanese Kabuki theater, the actors wear special masks.

8.   Sir, if that was my master, why was he wearing a mask over his face?

9.   Teen-agers wearing face masks swagger through small towns carrying Kalashnikovs.

10.   The men who held up the store were wearing Halloween masks.