dismayed

"Throughout my life, I have always failed."

"You must do your homework before you can watch television."

"He is a student of life."

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

"Seeing her favorite teacher made her feel a rush of positive emotion. "

"The sudden loud noise caused a feeling of disquiet among the students during the exam. "

"The teacher decided to deprive the students of recess because they didn't finish their work. "

"The sadness she felt after failing the test was understandable. "

"Because he found the class boring, Mark became unmotivated and stopped doing his homework. "

"The children's energy fueled their excitement for the school trip. "

"The old, lifeless doll lay forgotten in the dusty corner of the attic. "

"The security guard's apprehension of the suspicious package prevented a potential disaster. "