Grandpa was scratching his back using a backscratcher.

I installed a new doghouse in my garden.

She is the mother of quintuplets.

My age is 30 years old.

I eat raw eggs for breakfast.

His father is a very strict person.

During the Yuan dynasty, Chinese culture developed greatly.

This is my original.

Understanding the original principle is important for solving problems.

The budget for this project has been reduced by 20%.