reciprocating

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

"0.5 is the reciprocal of 2."

"The student walked forwards to the front of the classroom to receive her award. "

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

"After her brother broke her favorite toy, she decided to retaliate by hiding his video game controller. "

"My teacher asked for a response to the question, so I wrote an answer on the board. "

"The battleship had three backwards guns at the stern, in addition to the primary complement."

"The contract requires that the party of the first part pay the fee."

"The professor provided an abstract of the lengthy research paper, summarizing the key findings. "

"Maria smiled at John, and he reciprocated with a friendly nod. "

"There is one sterling and here is another"

"All in all, it was an even exchange."