I will hold my birthday party on the fourth day of the month.

Our new project will start on the third day of the month.

I will hold my birthday party on the tenth day of the month.

I buy daily necessities at the supermarket every week.

He was studying all day.

This secondary burial grave is believed to have been used by ancient people to honor the dead.

We visited the moated burial mound and learned about the lives of ancient people.

We visited the ancient dolmen.

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

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