certify

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

"The teacher required the students to bring their textbooks to class every day. "

"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."

"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."

"This flow chart represents the assignment of tasks in our committee."

"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."

"He completed the assignment on time."