John _____ knowledge of radio just by staying around the radio station.
A. caught on B. worked up C. took up D. picked up
科目：高中英语 来源： 题型：
Their problem today is somewhat similar to _____ they faced many years ago.
A. that B. which C. that which D. it
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科目：高中英语 来源： 题型：
There were a lot of people standing at the door and the small girl couldn’t get _______
A. between B. through C. across D. beyond
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科目：高中英语 来源： 题型：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 eastern China, across Central Asia and the Middle East, and ended in the Mediterranean Sea．It was used from about 200 B．C．to about 1300 A．D．, 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 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 learning, diplomacy（外交）, and religion （宗教）．
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
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
What does the underlined part in Paragraph 3 refer to?
A．Silk． B．A trading network．
C．The world’s longest highway． D．Goods．k.s.5.u
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科目：高中英语 来源： 题型：
——— Alice looks sad. Did you tell her about the accident? ——— Yes， but I ________ her just before her final exams.
A．shouldn’t tell B．shouldn’t have told
C．needn’t tell D．mustn’t have told
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科目：高中英语 来源： 题型：
The book was written in 1946, __________ the education system has witnessed great charges.
A. when B. during which
C. since then D. since when
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科目：高中英语 来源： 题型：
. The law requires governments to increase investment in public transport, ___services and encourage people to use public transport.
A. improved B. to improve C. improving D. have improved
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科目：高中英语 来源： 题型：
The headquarter of the bank is in Guangzhou, but it has______ all over the country, even all over the world.
A firms B .branches C .organizations D .basea
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科目：高中英语 来源： 题型：
How I wish that you could attend the party, even though you _____busy.
A.had been B. would be C. were D. are
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