singular

"In college admissions, your GPA is a significant determinant of whether you'll be accepted. "

"The transformation of the classroom from a noisy space to a quiet learning environment was remarkable. "

"The mouse-mat overlapped the edge of the desk."

"The exceptional student in our class received a perfect score on the exam. "

"The president has a unique personality."

"Each color chip represents a different determinate of "red," ranging from crimson to scarlet. "

"Many US colleges want to achieve superiority in the sport of football."

"The teacher distinguished the students' excellent essays from the others based on their insightful analysis. "

"The extraordinary amount of rainfall this week caused significant flooding. "

"Her academic attainments, including a master's degree and published research, made her a strong candidate for the job. "

"The population of New Jersey will not stand for this!"

"In the equation 3x + 2y = 7, the numbers 3 and 2 are the coefficients. "