explanatory

"My teacher explained the new math concept, and I understood it perfectly. "

"I dispose of my trash in the garbage can."

"Her answer to his proposal was a slap in the face."

"My daughter's teacher is very kind and helpful. "

"Electrical diagrams show device interconnections."

"Each person is unique, both mentally and physically."

"To explain a chapter of the Bible."

"The car's broken-down behind the school. "

"He intends to go to university."

"He didn't give any reasons for being late to class. "

"Airplanes did not always exist as a form of transportation."

"The explanation was long and drawn-out."