adders

"The addition of five more items to the agenda will make the meeting unbearably long."

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

"It took him only twenty minutes to perform the task."

"The twins resemble each other."

"The electronic configuration of atoms is important in chemistry class. "

"Learning arithmetic helps children understand basic math concepts like counting and calculating. "

"The teacher gave the students allowance to finish the project early if they worked hard. "

"My daughter used a calculator to figure out how much change she would get from the store. "

"The new cleaning policy is aimed at eliminating germs in the school. "

"The villain tricked him into drinking the venomous concoction."

"The increases in the price of milk were a surprise to the grocery shoppers. "

"The frequency of bus service has been improved from one every 15 to one every 12 minutes."