flattening

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

"The piano's white and black keys next to each other usually represent a difference of one semitone. "

"One child stood as king of the hill, and tried to withstand the pushes and shoves of his challengers."

"My sister is very helpful, especially when it comes to organizing things. "

"The cat disappeared behind the sofa. "

"The birds had built an amazing structure out of sticks and various discarded items."

"Her kindness is just one of the many positive dimensions of her personality. "

"As there was a lot of damage, we chose the heavy roller to flatten the pitch."

"The moving company used cardboard boxes to pack all the family's belongings. "

"My grandmother used a spreadsheet to track the monthly expenses for her household. "

"The sunflowers in Grandma's garden are a beautiful sight, with their large, yellow flower heads. "

"The teacher used repetition of vocabulary words to help the students learn them. "