The study of superconductivity is an important field in physics.

This research institute is exploring new applications for superconductivity.

He was looking out the window.

The tide has started to flow faster.

His leg is swollen.

This painting is beautiful with the harmony of color and shape.

Please stick the poster on the wall.

I like standing at the top of the mountain and looking at the scenery.

We should respect all people.

This new jet can fly at supersonic speeds.