pentatonic

"The middle of a circle is the point which has the same distance to every point of circle."

"She is giving her friend a book. "

"The student scribbled notes in the margin of her textbook to help her remember the key concepts. "

"Please completely fill in the box for your answer, using a number 2 pencil."

"The editor composed a historical journal from many individual letters."

"The sweet melody of the school bell signaled the end of the day. "

"My grandmother's cough syrup is a simple; it's made from just one type of herb. "

"I saw a movement in that grass on the hill."

"She is using a calculator to solve the math problem. "

"Go easy on him: he is but a child."

"The student's sudden absence was an unusual for her. "

"The fire escape was a metal scale, providing a way to safely descend from the third floor. "