Conventions Of Standard English>Grammar Practice Test

During last year's eclipse, a team from the hilltop observatory guided local students through building pinhole viewers, explained safe viewing practices, and answered questions about the science behind shadows. To photograph the fleeting crescent precisely, ____ adjusted the camera settings well in advance and avoided touching the tripod during totality.

A series of small repairs to the historic bridge ____ scheduled to begin in early spring, when water levels are lowest. Because the project involves alternating lane closures and precise timing with barge crews, planners have coordinated with local businesses to ensure deliveries continue with minimal disruption throughout the week.