Soccer is very popular in Brazil.

He is learning Hebrew.

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.

Today is my birthday.

He tried to solve the problem all day long.

Our store has a regular day off every Monday.

Interracial marriage promotes diversity and understanding.

Intermolecular forces are an important factor in determining the properties of a substance.

He is doing special exercises to strengthen the interosseous muscles of his hand.