Life is a constant series of selections.

He had to make a difficult choice.

Natural selection plays an important role in the evolution of organisms.

Year in and year out, we continue to grow.

This library is said to have historical value.

This paint takes time to dry.

Learning about the history of Western Liao helps to understand the political situation in medieval Asia.

He lifted the big box with both hands.

This dish is quite spicy.

I often go shopping at the hypermarket on weekends.