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The Chinese invented paper in 105 AD. They mixed the bark
(树皮)of a tree and rags with water, put a screen into the mixture, and lifted out a thin piece of wet paper. They dried the paper in the sun.The Chinese kept their secret of how to make paper until a war with Muslins in the ninth century. The art of papermaking soon spread throughout the Muslin world.
The Mayan
(玛雅)Indians in Central America and Pacific Islanders also discovered how to make paper, but their knowledge never spread to the rest of the world.For centuries, all paper was made by hand. Rags were the main material. Then a French scientist discovered that people could make paper from wood, too. Finally, in the 18th century, a Frenchman invented a machine to make paper from wood.
(1) Who invented the way to make paper?
[ ]
A .The Chinese. |
B .The Pacific Islanders. |
D .The Mayan Indians. |
D .All of the above. |
(2) When did the Chinese invent paper according to the passage?
[ ]
A .About 1,800 years ago. |
B .About 1,900 years ago. |
C .About 2,000 years ago. |
D .About 2,100 years ago. |
(3) How was papermaking introduced into the rest of the world from China?
[ ]
A .Through wars. |
B .Through the Muslins. |
C .Through the Mayan Indians. |
Through the Pacific Islanders. |
(4) Which of the following is an important thing that has made it possible for papermaking industry to develop so quickly in the last few centuries?
[ ]
A .A new discovery. |
B .A new invention. |
C .Hard work. |
D .Science. |
(5) Which of the following is the best title of the passage?
[ ]
A
.The Invention of Paper.B
.The Invention of A Papermaking Machine.C
.The History of Papermaking.D
.Different Ways to Make Paper. 查看习题详情和答案>>
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D
Do you know what a castle is? A castle is a building special to Europe. Castles were built in the Middle Ages by king and other powerful people who live in. Castles were used by people to protect themselves from their enemies. They are big buildings made form stone and wood.
Today there are still castles all over Europe. Some are in ruins(废墟). But some built later are still in good repair and used even today. One example is Windsor Castle, which is a home to the British queen. It is in the country or Berkshire, not far from London.
Castles have walls around them. In the old days, soldiers would stand on the walls to guard the people in the castle. If enemies came they would shoot arrows(箭) and throw stones at them. Castles also had moats. A moat is a river around the wall that makes it difficult for enemies to get in. It could be either dry or filled with water.
Other people form younger countries love European castles. In the US there are rich people who have brought broken parts of castles to their country and rebuilt them. And some people build “replica” castles---modern copies of Castle.
You probably know the Disneyland Castle in California , US. But did you know it is based on a famous castle in Germany built by King Ludwig Ⅱof Bavaria?
1. Which of the following is TRUE about the castle?
A.It is a special American building. |
B.It is made form stone and paper. |
C.Only king used to live in one. |
D.People used it to protect themselves. |
2. We can tell from the story that a moat is __________.
A.a wall |
B.a soldier |
C.a river |
D.a stone |
3.According to the passage we can know that______________.
A.There are castles only in some European countries now. |
B.In the US, there used to be castles in the Middle Ages. |
C.In the US, the people rebuilt the old castles or build the modern ones. |
D.The Disneyland castle is built in Germany. |
4. What does the passage mainly talk about?
A.The history of castles. |
B.Facts about castles. |
C.The king and the castles. |
D.How to build castles. |
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Think of all the things you throw away:juice bottles,soda cans,candy covers.It adds up.How much rubbish do you produce? Americans throw away about 1 ton of rubbish per person every year.That's 2000 pounds of rubbish! Most of the rubbish gets covered in big holes in the round called landfills(垃圾掩埋法).
A lot of this rubbish can be recycled,or turned back to something useful.The main things we recycle today are made of metal and paper.
People recycle for many reasons.One of the main reasons is to protect resources(资源).Making new cans out of old ones means less aluminum(铝) is needed for new cans.
This leads to a second reason people recycle:it saves energy.Recycling old aluminum cans take much less energy than making new aluminum.To make new aluminum,you need to mine metal ore(矿石) from the ground,remove it,and refine it,into a finished metal.
Recycling also protects valuable land.By recycling,we produce less rubbish.That means fewer landfills are needed for dropping our rubbish.Because metals are some what costly to make,they are the world's most recycled materials.About two-thirds of all steel(钢) is recycled.
Almost all drink cans are made of aluminum.Americans recycle about one-third of their used aluminum cans.Empty cans are sent to special factories.There,they are cleaned,melted,and made into new pieces of aluminum.
Americans use lots of paper — mostly in the form of newspapers,magazines,and cardboard boxes.In fact,paper takes up more space in landfills than any other material.
Old paper can be cut and made are into new paper.Americans recycle a little more than one-third of their paper rubbish.New papers are made from trees,each ton of recycled paper saves about 17 trees!
76. You can most probably read the passage in _______.
A.a science book B.a Chinese book C.a history book D.a geography book
77. Which material isn’t mentioned in the passage?
A. Paper B. Metal C. Wood D. Water
78. Why do people recycle rubbish?
A.To protect resources because it's hard to make new resources.
B.It can save energy,because the resources are limited(有限).
C.To protect valuable land,because there is no place to bury rubbish.
D.To protect resources,save energy and protect valuable land.
79. Which of the following is RIGHT?
A.People recycle paper from the trees. B.Papers take up less space in the landfills.
C.Americans recycle a little more than 1/3 of their paper rubbish.
D.To recycle paper can't protect the environment.
80. The main idea of the passage is _______.
A.To let us know it is a big job to deal with rubbish. B.To explain the reasons for rubbish recycle.
C.To describe how to recycle metal and paper.
D. To explain how to recycle rubbish and why to do so.
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