blow

"Her unconscious held the key to understanding her recurring nightmares. "

"The student recklessly spent all his allowance on video games, ignoring the fact that he needed money for school supplies. "

"The violinist was a master of her instrument."

"My sister is very helpful, especially when it comes to organizing things. "

"The destruction of the condemned building will take place at noon."

"The new student was considered an undesirable in the class because of his disruptive behavior. "

"My mother expressed her displeasure with my poor grades. "

"My frustration grew as my teacher kept pointing out my mistakes in front of the class. "

"The frequent occurrence of noisy construction near my house has made it hard to concentrate on my studies. "

"The student's access to the computer lab was unauthorized, as he did not have permission from the teacher. "

"The school held a bake sale as a fundraiser to buy new uniforms for the soccer team. "

"the performance of an undertaking or a duty"