exchanged

"The artist used a special pencil to paint delicate details on the canvas. "

"The divers encountered a huge school of mackerel."

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

"The local farmers' market has a vibrant trade of fresh produce. "

"After the storm, the family replaced the broken window with a new one. "

"From Earth, we could observe maria, the dark, ancient lava plains on the Moon, with just a pair of binoculars. "

"When will we learn to distinguish between the fair and the foul?"

"The substitute teacher was very good at explaining the difficult math concepts. "

"If the vase falls to the floor, it might break."

"My mom baked chocolate chip cookies for our after-school snack. "

"We had no money so we had to live by barter."

"The team is drawing up a new plan for the project. "