Which sentence is written in the passive voice?
mr. cummins sighed heavily when he saw the pile of unmarked papers on
his desk
ten end-of course exams were failed by ninth graders this year, a first for
lollapalooza high.
lola sipped daintily on her vanilla ice cream coke float while dreaming of
biff's wide shoulders.
ethel ran across the room shrieking in delight as her father chased her
while pretending to be a bear