doorknob

"The new math homework was easily understood by the students. "

"The Earth's rotation causes day and night. "

"Turn the doorknob to open the door."

"A construction permit can be obtained from the town offices."

"It looks weaker and weaker, the more I think about it."

"There are a number of household devices in a kitchen such as a dishwasher, a garbage disposal, or an electric can opener."

"The car turned left at the intersection. "

"By now, you must surely know which is which."

"An officer is attached to a certain regiment, company, or ship."

"The front door creaked open, revealing a cool breeze and the scent of freshly baked cookies. "

"The teacher sent a circular announcing the upcoming school trip. "

"The child was unlatching the gate to the playground. "