demotivated

"Her motivation to finish the project was strong because she wanted a good grade. "

"I got a letter from my brother."

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

"The school principal, a respected figure, announced that his decision was final. "

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

"Each person is unique, both mentally and physically."

"It looks weaker and weaker, the more I think about it."

"My boss assigned me a new project at work. "

"The group of students worked together on their project. "

"My teacher really explained the lesson well today. "

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

"My work schedule is very demanding this week. "