modulates

"The child's swing reached its highest point, demonstrating the amplitude of her arc. "

"The violinist was a master of her instrument."

"My sister is very helpful, especially when it comes to organizing things. "

"The teacher is the transmitter of knowledge in the classroom. "

"My sometimes neighbor, a retired teacher, still visits the school occasionally. "

"The student's progression from beginner to advanced level took two years of study. "

"The teacher modulated her voice to be quieter when the students were working independently. "

"My brother is a talented electrical. "

"The intensity of the music made it hard to concentrate on my homework. "

"The teacher patiently explained the math problem, and the students were able to understand the steps involved. "

"The students were whispering answers to each other during the test, hoping the teacher wouldn't hear. "

"The proportion of students who chose math as their favorite subject was quite high. "