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"The drummer tightened the screws around the drumhead to get a sharper sound before the concert. "

"I wanted to record every detail of what happened, for the benefit of future generations."

"The constant noise from the construction site made it hard to concentrate on my homework. "

"She surmounted her fear of public speaking and delivered a fantastic presentation. "

"He rotated in his chair to face me."

"The teacher spoke powerfully, engaging the students' attention. "

"My sister, typically, wakes up early for school. "

"The vertical of the mountain range was a breathtaking sight. "

"The water bottle is cylindrical, making it easy to grip and carry. "

"The bicycle's gears are a complex mechanism that converts the rider's pedaling motion into forward movement. "

"The stagehand carefully adjusted the speed of the revolves to ensure a smooth transition between scenes. "

"The teacher used a tape recorder to record the students' presentations for later review. "