The prepositional case plays an important role in English grammar.

He embodies all five Confucian virtues: benevolence, righteousness, propriety, wisdom, and trust.

Postfix notation is one method of expressing calculations.

Prefix notation is a notation where the operator comes before the operands.

He has a strong sense of self-affirmation and always maintains a positive attitude.

He is suspected of being involved in the sabotage of the company.

He is suspected of being involved in the sabotage of the company.

He calculates the trajectory when he throws a stone.

I saw a young child playing in the park.

He is dedicated to the art of medicine.