Fill in the Blanks (Reading & Writing)

Ecologists have long debated why moths are drawn —totowardintoat artificial streetlights at night. One theory suggests the insects mistake bulbs for the moon and —adjustadjustmentadjustingadjustable their flight paths accordingly, spiralling inward instead of —maintainingmaintainmaintainedmaintenance a straight line. Whatever the cause, this attraction leaves moths dangerously —exposedexposingexposureexpose to predators and exhaustion.