His hair was standing up because it was electrified.

His hair was standing up because it was electrified.

An electrooculogram is a test method to record the movement of the eyeball.

The Earth's gravity pulls us towards the ground.

His ability is recognized.

His words were a clear insult.

The climate in the Arctic is very harsh.

He is making an effort every day to pass the exam.

A healthy diet and moderate exercise help boost immunity.

His ability is a great merit of his success.