题目内容：

用所给词的适当形式完成短文

The four great inventions of ancient China

In the Song Dynasty, a man named Bi Sheng1. (invent) printing. Later it was brought to other countries in the 1440s.

Gunpowder began in the Tang Dynasty. They 2. (use) in wars. During the Song and Yuan Dynasties, some other weapons like “fire cannon” “rocket” were produced.

China was the first nation who invented paper. In the Eastern Han Dynasty, a person 3. (name) Cai Lun made a new kind of paper. The invention of paper is an epoch­making(划时代的) event in human history.

The compass 4.(invent) in the Spring and Autumn Period. The circular centre represents Heaven, and the square plate represents Earth. The handle of the spoon points south. The spread of the compass to Europe opened the oceans of the world to travel and led to the discovery of the New World.

The four great 5.(invent) of ancient China played an important role in the ancient history. Each Chinese is proud of every invention.