She twisted the threads together to make a strong rope.

He checked his answers against the correct ones.

I am planning to meet him tomorrow.

He drew a hendecagon shape.

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

My birthday is on the thirty-first.

My class starts at eleven o'clock.

The 24-cell is one of the geometric shapes in four dimensions.

The 正二十四胞體 is one of the regular polytopes in four dimensions.

He is a second-year high school student.