阅读下面材料，在空白处填入适当的内容（一个单词）或括号内单词的正确形式。
In recent years, the silk culture of China and the Belt and Road Initiative have become worldwide hot topics with China's international effect ____41____ (recognize) by more and more countries.
It is true that the old Silk Road is linked with silk. From Han Dynasty, China ____42____ (open) up the Silk Road and it ____43____ (great) strengthened the communication between China and the outside world. Since then Chinese businessmen have been promoting to other countries Chinese goods of high quality, among ____44____ silk is one of the most popular goods. As ____45____matter of fact, silk has a long history, ____46____ (date) back to the Neolithic Age(新石器时代). Silk is made of silkworm cocoon. It is not only elegant but also ____47____ (environment). It can be made into various products by ____48____ (design) and has been well received at home and abroad.
At present, Chinese government has put forward “The Belt and Road” Initiative, which encourages cooperation between China and other countries. ____49____ is no doubt that it will have a great effect on all the relevant countries and contribute _____50_____ the economic and cultural development of the whole world.
【答案】41. recognized
42. opened 43. greatly
44. which 45. a
46. dating 47. environmental
48. designers
49. There 50. to
In recent years, the silk culture of China and the Belt and Road Initiative have become worldwide hot topics with China's international effect ____41____ (recognize) by more and more countries.
It is true that the old Silk Road is linked with silk. From Han Dynasty, China ____42____ (open) up the Silk Road and it ____43____ (great) strengthened the communication between China and the outside world. Since then Chinese businessmen have been promoting to other countries Chinese goods of high quality, among ____44____ silk is one of the most popular goods. As ____45____matter of fact, silk has a long history, ____46____ (date) back to the Neolithic Age(新石器时代). Silk is made of silkworm cocoon. It is not only elegant but also ____47____ (environment). It can be made into various products by ____48____ (design) and has been well received at home and abroad.
At present, Chinese government has put forward “The Belt and Road” Initiative, which encourages cooperation between China and other countries. ____49____ is no doubt that it will have a great effect on all the relevant countries and contribute _____50_____ the economic and cultural development of the whole world.
【答案】41. recognized
42. opened 43. greatly
44. which 45. a
46. dating 47. environmental
48. designers
49. There 50. to
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