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Papermaking technology is one of the four great inventions in ancient China. 1. ________ Thousands of years ago in the Mediterranean（地中海）, it was common for people to write messages on broken pieces from jars（罐）. 2. ________
In the Eastern Han dynasty, an official named Cai Lun created a sheet of paper using mulberry（桑树）and other fibers（纤维）along with fishing net, old clothes, and other wastes. He steamed（蒸）and cooked all these materials with water, and changed them into pulp（纸浆）, then poured the pulp out carefully on a fine screen and dried it into a kind of thin paper. The paper was suitable for writing and was also very cheap, so it became very popular. 3. ________
After the Eastern Han dynasty, papermaking technology had been slowly improved. And then bamboo and straw（稻草）could also be used as the materials for making paper. 4. ________ For example, the Xuan paper is used for Chinese calligraphy（书法）and painting.
Papermaking technology was introduced to the Korean peninsula（半岛）and Japan in the late Sui and early Tang dynasties, and later to Arabia and other countries. 5. ________ It also plays an important role in the development of global civilization（全球文明）.
A. Cai Lun was one of the greatest inventors of that time.
B. Therefore, Cai Lun played a great part in papermaking technology.
C. Before it was invented, people wrote on different kinds of things.
D. Animal skins and wood were also common materials to write on.
E. Because of different materials, many kinds of paper were produced for different uses.
F. The invention of paper provides an easier way for communication of information.
G. Nowadays, there are fewer and fewer paper books with modern technology.
In the Eastern Han dynasty, an official named Cai Lun created a sheet of paper using mulberry（桑树）and other fibers（纤维）along with fishing net, old clothes, and other wastes. He steamed（蒸）and cooked all these materials with water, and changed them into pulp（纸浆）, then poured the pulp out carefully on a fine screen and dried it into a kind of thin paper. The paper was suitable for writing and was also very cheap, so it became very popular. 3. ________
After the Eastern Han dynasty, papermaking technology had been slowly improved. And then bamboo and straw（稻草）could also be used as the materials for making paper. 4. ________ For example, the Xuan paper is used for Chinese calligraphy（书法）and painting.
Papermaking technology was introduced to the Korean peninsula（半岛）and Japan in the late Sui and early Tang dynasties, and later to Arabia and other countries. 5. ________ It also plays an important role in the development of global civilization（全球文明）.
A. Cai Lun was one of the greatest inventors of that time.
B. Therefore, Cai Lun played a great part in papermaking technology.
C. Before it was invented, people wrote on different kinds of things.
D. Animal skins and wood were also common materials to write on.
E. Because of different materials, many kinds of paper were produced for different uses.
F. The invention of paper provides an easier way for communication of information.
G. Nowadays, there are fewer and fewer paper books with modern technology.
答案
1 - 5 CDBEF
A group of Chinese astronauts visited Hong Kong and Macao in China. They met with young people there and encouraged 1. ____________ （they）to have a dream of space exploration（探索）.
During the visit, the group of Chinese astronauts went to many middle schools 2. ____________ two universities in Hong Kong. They also gave a talk in Macao and met 3. ____________ （thousand）of students in both places.
“The Chinese space station is 4. ____________ a home for the motherland in space,” Chen Dong said. He is one of 5. ____________ Shenzhou ⅩⅣ astronauts. He hopes that he can see people from Hong Kong and Macao 6. ____________ （travel）in the Chinese space station in the future.
During a special show, Shum, a Hong Kong middle school student, felt really 7. ____________ （excite）to meet the astronauts. She thinks that the astronauts 8. ____________ （be）true heroes. “I am 9. ____________ （pride）of our country and this makes me even more interested in space,” Shum said.
“The visit is special and important for students,” the chief executive of the Macao SAR（澳门特别行政区行政长官）said. He thinks that China has taken the education of science and technology 10. ____________ （serious）.
The visit to Hong Kong and Macao was really successful.
During the visit, the group of Chinese astronauts went to many middle schools 2. ____________ two universities in Hong Kong. They also gave a talk in Macao and met 3. ____________ （thousand）of students in both places.
“The Chinese space station is 4. ____________ a home for the motherland in space,” Chen Dong said. He is one of 5. ____________ Shenzhou ⅩⅣ astronauts. He hopes that he can see people from Hong Kong and Macao 6. ____________ （travel）in the Chinese space station in the future.
During a special show, Shum, a Hong Kong middle school student, felt really 7. ____________ （excite）to meet the astronauts. She thinks that the astronauts 8. ____________ （be）true heroes. “I am 9. ____________ （pride）of our country and this makes me even more interested in space,” Shum said.
“The visit is special and important for students,” the chief executive of the Macao SAR（澳门特别行政区行政长官）said. He thinks that China has taken the education of science and technology 10. ____________ （serious）.
The visit to Hong Kong and Macao was really successful.
答案
1. them 2. and 3. thousands 4. like 5. the
6. travel 7. excited 8. are 9. proud 10. seriously
6. travel 7. excited 8. are 9. proud 10. seriously
