He used a prism to analyze light.

I always take a walk in the mountains and forests on weekends.

This computer is using the latest technology.

Thank you so much for the gift!

In response to her help, he said 'Thank you'.

The Winter Triangle is a shape that connects the brightest stars in the night sky.

Santa Claus delivers presents to children.

Trigonometric functions are one of the basic concepts in mathematics.

I eat a croissant every morning.

The Summer Triangle is shining in the night sky.