阅读短文,在空白处填入一个适当的单词或用括号内所给词的正确形式填空,使短文通顺、连贯。
It’s well known that silk is one of the best materials for clothing. However, few people know how it 【小题1】 (discover). Here is a story about it.
One day, Lei Zu, Huang Di’s wife, was having a rest under a mulberry tree (桑树) after a long walk. As she was tired and 【小题2】 (sleep), she fell asleep soon. In 【小题3】 (she) dream, she saw a goddess with some silkworms (蚕) in hands and the silkworms were spinning (吐) silk. The silk looked soft 【小题4】 strong, and it turned into a beautiful dress. When Lei Zu woke up, she found some silkworms in the mulberry tree. And she realized the dream was 【小题5】 useful message from the goddess. She began to lead people to raise silkworms and get silk. From then on, people could wear clothes made of silk.
For hundreds of years after that, silk was considered to be 【小题6】 (valuable) clothing material in the world. It was made into many different 【小题7】 (style) of clothes but only the richest people could afford (买得起) them. In the Han Dynasty, with the development of the silk technology, more silk was produced. The government allowed people 【小题8】 (exchange) silk for other products. The silk trade from China to foreign countries 【小题9】 (take) place in the 2nd century B.C. (公元前). The trade road was famously known as the Silk Road, which connected China 【小题10】 the rest of the world.