请先阅读下面短文，掌握其大意，然后根据短文内容从下面七个选项中选择五个还原到文中，使短文意思通顺、结构完整，并在答题卡上将其序号涂黑。一空一句。

Silk, the word itself is beautiful. The story of silk started in China over 4,000 years ago. It says a silkworm’s cocoon(蚕茧) fell into a woman’s teacup. It then opened into a single, unbroken thread (线).___(1)___ The Chinese learned they could use the cocoons to make cloth that was both beautiful to look at and soft to touch.

___(2)___ In other countries, silk was valuable and not often seen. Often it was worth more than gold. It’s said that the secret finally got out when a princess left China to go to India. In her hair, she secretly carried many silkworms.

By the year 1 A. D., silk was sold as far west as Rome, and all along the Silk Road. ___(3)___ Centuries later, in 1522, the Spanish brought silkworms to Mexico.

Nowadays people around the world still make many beautiful things from silk. Silk isn’t only beautiful. It seems that it’s easy to break. ___(4)___ For example, it has been used to make bicycle tires(轮胎). And some doctors even use silk threads in the hospital. ___(5)___ This makes it great for clothes like winter jackets, pants, and shoes.

All of this from a little insect—the silkworm. That is the miracle(神奇) of silk.

A．	Actually it’s very strong.
B．	Silk is also light and warm.
C．	This was an important discovery.
D．	The woman became famous and popular.
E．	A princess started the silk trade between China and India.
F．	Making silk was a protected secret in China for many years.
G．	Around the year 300, silk also traveled from China to Japan.