I felt his observation was very sharp.

He utilized his experience from the past to make the new project a success.

He is a student, and, he is also a sports player.

He stood up and started talking.

He became a respectable businessman.

He is just a student.

He utilized his experience from the past to make the new project a success.

I learned how to create formulas in math class.

He created a formula to solve the problem.

They made love in the standing position.