Salmons make a great effort to go upstream the river.

He wrote a sentence using superscript numbers.

This design is top aligned.

He is good at keeping balance on a horse's saddle.

The Cultural Revolution is a part of China's history.

He understands the meaning of the proverb 'Teaching is half learning', which means that teaching leads to one's own learning.

By regularly checking the key performance indicators, you can understand the performance of the company and devise improvement measures.

The history of the Empire of Japan is very interesting.

Old Church Slavonic is the oldest recorded language of the Slavic group.

Old Church Slavonic is the first language written by the Slavs.