certifying

"You must do your homework before you can watch television."

"Check the oil in your car once a month."

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

"As soon as we ascertain what the situation is, we can plan how to proceed."

"They will not submit to the destruction of their rights."

"The doctor certified that the patient was healthy enough to return to work. "

"The experts confirmed it was an authentic signature."

"This painting shows little organization at first glance, but little by little the structure becomes clear."

"I hastily fireproofed my clothing somewhat by pouring a bucket of water over myself before dashing into the flames."

"The school's new uniform policy is the standard for all students. "

"David Barnes was the official charged with the running of the sports club."

"The baby was cold, so his mother put a blanket over him."