natural

"The modification of the family's routine, with evening meals moved to 7 pm, improved everyone's sleep schedule. "

"Mathematics helps us understand the relationship between different shapes in our daily lives. "

"My brother uses a synthesizer to create music for his YouTube videos. "

"The instrumental case, used in some languages, marks the tool or instrument used in an action. "

"The student understands the math problem now after the teacher explained it again. "

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

"In the past, an illegitimate often faced societal prejudice. "

"The teacher emphasized the distinction between a noun and a verb. "

"The transitions between classes in high school can be difficult at first, but students quickly adapt. "

""Because of their close consanguinity, the cousins shared many similar physical traits, like their bright blue eyes." "

"She straightened the picture frame on the wall. "

"If you miss your curfew, a consequence is having to stay inside and do chores. "