I often eat sausage for breakfast.

He is learning the basics of mathematics.

Fundamental knowledge of mathematics is necessary to solve advanced problems.

I installed new software.

Gallium arsenide is a type of semiconductor, widely used in high-frequency electronic devices.

This dish is made with fresh ingredients.

Sofia is the capital of Bulgaria.

I eat pizza with my favorite chili sauce.

He is the main organizer of this event.

Oxygen, which is one of the chemical elements, is necessary for us to breathe.