drilling

"The dancer moved beautifully across the stage. "

"The instructor explained the new math concept clearly to the students. "

"She made an intentional effort to be kinder to her brother after their argument. "

"After the meeting, there was a period of intercourse between the colleagues, discussing the project's next steps. "

"Instruction will be provided on how to handle difficult customers."

"This question arises frequently."

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

"Attending all your classes is of great importance to your success in school. "

"The young child was vulnerable to illness during the cold winter months. "

"The heavy box underlying the lighter one caused the whole stack to wobble. "

"to investigate the causes of natural phenomena"

"His assumption of secretarial duties was timely."