阅读理解 Runners in a relay(接力) race pass a

问题：

阅读理解

    Runners in a relay(接力) race pass a stick in one direction.  However,merchants passed silk , gold ,

fruit , and glass along the Silk Road in more than one direction. They earned their living by traveling the

famous Silk Road.

     The Silk Road was not a simple trading network. It passed through thousands of cities and towns. It

started from eastem  China , across  Central  Asia and the  Middle East.and ended in the Mediterranean

Sea. It was used from about 200 BC to about 1300 AD, when sea travel offered new routes (路线). It  

was  sometimes  called  the  world ' s  longest highway. However, the Silk Road was made up of many

routes.not one smooth path. They passed through what are now 18 countries. The routes crossed

mountains and deserts and had many dangers of hot sun, deep snow and even battles. Only experienced

traders could return safe.

     The Silk Road got its name from its most prized product. Silk could be used like money to pay taxes

or buy goods. But the traders carried more than just silk. Gold. silver, and glass from Europe were much

found in the Middle East and Asia. Horses traded from other areas changed farming practices in China.

Indian merchants traded salt and other areas changed farming practices in China. Indian merchants traded salt and other valuable goods. Chinese merchants traded paper, which produced an immediate effect on

the West. Apples traveled from Central Asia to Rome. The Chinese  had learned to graft (嫁接) different

trees together to make new kinds of fruit. They passed this science on to others ,including the Romans.

The Romans used grafting to grow the apple. Trading along the Silk Road led to world-wide business

2 ,000 years before the

     World Wide Web.

      The people along the Silk Road did not share just goods. They also shared their beliefs. The Silk

Road provided pathways for leaming ,diplomacy(外交)  and religion.

1. It' s probable that traders along the Silk Road needed_________.   

A. to remember the entire trade route

B. to know the making of products

C. to receive certain special training

D. to deal with a lot of difficulties

2. The Silk Road became less important because ___________.    

A. it was made up of different routes

B. silk trading became less popular

C. sea travel provided easier routes

D. people needed fewer foreign goods

3. New technologies could travel along the Silk Road because people __________. 

A. learned from one another

B. shared each other's beliefs

C. traded goods along the route

D. earned their living by traveling

4. What is the best title for the passage?   

A. The Silk Road : Past and Present

B. The Silk Road : East Meets West

C. The Silk Road : Routes Full of Dangers

D. The Silk Road : Pathways for Learning