I buy daily necessities at the supermarket every week.

Every sixth day of the month, we go on a picnic as a family.

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.

There is a test in two days.

By chance, he met my old friend.

In the early morning, he brewed coffee and started his day.

He had been working overseas for an extended period of time.

The theory of spacetime is an important part of physics.