Today is my birthday.

Our store has a regular day off every Monday.

Our project is scheduled to be completed on the twentieth day of the month.

Day after day, he continued to strive to solve the problem.

He is an excellent arranger, and has produced many musical works.

He is good at playing Beethoven's variations.

Polar bears live in extremely cold areas.

Today is my birthday, a very lucky day.

Today is my birthday.

Saturday is my day off.