jackhammers

"My friend told me there was something in the box, but I didn't know what it was yet. "

"The farmer used a combine to harvest the wheat quickly. "

"The bird's nest was a concrete example of how strong and carefully constructed things can be. "

"He repeatedly violated the court order, and shall now be punished."

"The construction workers jackhammered the old sidewalk to prepare for the new one. "

"My mother's instance that I finish my homework before dinner was quite strong. "

"The child loved playing with the percussive phone, banging it on the floor to make loud, echoing sounds. "

"Construction is underway on the new bridge."

"My grandfather helped me with my math homework. "

"The construction workers used a jackhammer to break up the old sidewalk. "

"The construction crew set up a portable classroom for the summer school program. "

"The foundation of his institute has been wrought with difficulty."