heterosexuality

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

"My brother's opinion is the opposite of mine on the best way to study for the exam. "

"Traveling abroad is a great way to experience different cultures. "

"Consider that we’ve had three major events and the year has hardly begun."

"My brother is primarily a student; he spends most of his time studying. "

"Children grow quickly."

"She kissed him sexually."

"The restaurant serves coffee exclusively. "

"He looked at her romantically, hoping she'd notice his feelings. "

"A magnet attracts iron filings."

"Pit row was abuzz with activity."

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