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"The teacher explained the orientation of the classroom, showing where the desks, whiteboard, and door were located. "

"The chef believed the cake's perfect texture was due to the temperament of flour, sugar, and butter – each ingredient measured and mixed in the right proportion. "

"The scholarship offered a valuable opportunity for students to pursue higher education. "

"The president has a unique personality."

"The student's opposition to the new school rules caused a disruption. "

"The substantial of my grandmother's advice helped me make a good decision. "

"The sudden loud noise disoriented the student, and she didn't know which way to go. "

"The new software will facilitate online communication among students in the class. "

"The circumstance of the heavy rain delayed the school bus. "

"The broker placed the order on behalf of his client, and the stockjobber executed the trade on the exchange floor. "

"My aunt hired a stockbroker to help her invest her savings in the stock market. "

"The substitute teacher was very good at explaining the difficult math concepts. "