There are four great inventions from ancient China.
Compass is a great gift to the world. Before it was invented, sailors had to depend on the stars to find direction. After it was invented, the oceans were open to travel.
Paper﹣making is one of the greatest inventions. During the Western Han Dynasty (202 B.C.﹣9A.D.), paper was made in some places in China. It was developed in the Eastern Han Dynasty(25A.D.﹣220A.D.)by Cai Lun.He made paper with bark(树皮),old cloth and so on.
It is said that in the third century a Chinese man wrote about how to make gunpowder.At first,it was used for making fireworks(烟花).At the end of the Tang Dynasty,people began to use it in wars.The way of making it was brought to the Arab world and Europe in the 13th and 14th centuries.
Printing was developed in 1041﹣1048 in the Song Dynasty.A man named Bi Sheng carved characters(字符)on pieces of clay and wood.Then he put ink on them.After the characters were printed on paper,the pieces of clay or wood could be used again.This technology then spread to Korea,Japan and Europe.
(1)After was invented, the oceans were open to travel.
A. gunpowder
B. compass
C. printing
(2)At first, gunpowder was used to .
A. find direction
B. make paper
C. make fireworks
(3)Printing was developed in .
A. the Song Dynasty
B. the Tang Dynasty
C. the Han Dynasty
(4)The underlined word "carved" in this passage means .
A.切开
B.打印
C.雕刻
(5)The best title(标题) for the passage is .
A. The Four Dynasties of Ancient China
B. The Four Great Inventions of Ancient China
C. The Four Great People of Ancient China
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