depresses

"Her confidence in her ability to speak French helped her to participate more in class discussions. "

"The division of the large project into smaller tasks made it much easier to complete. "

"Sarah's depression made it hard to enjoy her usual school activities and look forward to the future. "

"The constant noise from the construction site made it hard to concentrate on my homework. "

"One research team has recorded Baishui’s decrease at about 27 meters per year over the last 10 years."

"Depress the upper lever to start the machine."

"The team's high productivity allowed them to finish the project ahead of schedule. "

"In math class, we learned that `3x² + 2x - 5` is a simple example of a polynomial. "

"We need to bring the balance of power into equation"

"The politician received a lot of public criticism for his controversial stance on the issue."

"After many frustrating attempts, he eventually finished his school project. "

"The math test included a section on quadratics, and I needed to remember the quadratic formula to solve the problems. "