語篇理解

語篇理解

   The most important diamonds are those we never see── the diamonds used in industry．Their value lies in their hardness, not their beauty, and in the thousands of jobs they do．

   Industrial diamonds make the needles for phonographs(唱機)．Diamonds cut through solid rock in search of oil．Doctors use diamonds too──often as a powder glued(粘) to paper or a wheel．Other diamond wheels cut and polish(磨光) stones and cut metal parts for all kinds of engines．They are also used to make wheels for grinding(磨碎) and polishing metals．

   Most marvelous of all are the diamond dies(模具)．These are flat diamonds through which small holes have been drilled(鉆)．When metal is pulled through the small hole in the diamond, it comes out as thin wire．

   Cars, airplanes, nails, radios, refrigerators(電冰箱), and most electrical equipment could not be made without using industrial diamonds．

(1) The most important diamonds are those used ______．

[　　]

    A．for jewelry

    B．in industry

    C．as drilling bits

    D．both A and B

(2) The important quality in industrial diamonds is their ______．

[　　]

    A．color     B．hardness

    C．beauty    D．roughness(粗糙)

(3)A diamond die is a ______．

[　　]

   A．thin wire

   B．round, smooth diamond

   C．diamond with a small hole

   D．kind of drill

(4) The best title for this selection is ______． [ ]

    A．Diamonds at Work

    B．Man’s Best Friend

    C．Diamond Dies

    D．Grinding, Polishing and Cutting

練習冊系列答案
相關(guān)習題

科目：高中英語 來源： 題型：053

語篇理解

　　1970 was World conservation（自然保護）Year.The United Nations wanted everyone to know that the world is in danger.They hoped that governments would act quickly in order to “conserve”nature.Here is one example of the problem.At one time there were 1,300 different plants,trees and flowers in Holland（荷蘭）,but now only 866 remain.The others have been destroyed by modern man and his technology.We are changing the earth,the air and water,and everything that grows and lives.We can’t live without these things.If we continue like this,we shall destroy ourselves.

　　What will happen in the future?Perhaps it is more important to ask “What must we do now?”The people who will be living in the world of tomorrow are the young of today.A lot of them know that conservation is necessary.Many are helping to save our world.They plant trees,build bridges across rivers in forests,and so on. In a small town in the United States a large group of girls cleaned the banks of 11 kilometers of their river.Young people may hear about conservation through a record called “No one’s going to change our world”.It was made by the Beatles,Cliff Richard and other singers The money from it will help to conserve wild animals.

(1)There are fewer plants,trees and flowers in Holland now because ______.　

[    ]

A．there has been a lot of conservation in Holland

B．Holland does not need so many plants,trees and flowers

C．many plants,trees and flowers do not grow there any more

D．some plants,trees and flowers are dangerous

(2)We shall destroy ourselves if we don’t change　

[    ]

A．the United Nations

B．modern technology

C．our rivers and forests

D．the government of Holland

(3) “No one’s going to change our world”was ______.　

[    ]

A．an important book published in 1970

B．an idea that nobody would accept

C．a record calling on people to conserve nature

D．a rule worked out by the United Nations

(4)What is the most important thing for us to do to save our world　

[    ]

A．We should pant more trees and flowers

B．We should clean the banks of our rivers

C．We should know what will happen in the future.

D．We should know what we must do and begin to do it now.

(5)What’s the main idea of the passage?　

[    ]

A．1970 was World Conservation Year.

B．The United Nations wanted everyone to know that the world is in danger.

C．Conservation is necessary

D．It is the young people who are helping to save our world.

查看答案和解析>>

科目：高中英語 來源： 題型：053

語篇理解

　　My brother Martin is really for the birds! He has pictures of birds on the walls of his room. He reads books about birds. He even goes on bird-watching trips. I used to think that was pretty silly.

　　Martin decided we needed more birds in our yard. He began building bird feeders. He built them out of wood, jar lids, plastic bottles, tins�you name it! Our yard was full of bird feeders.

　　After a while, a surprising thing happened. I started watching the yard more and more. It was so much fun to see the different birds coming and going! I liked to hear them sing, too. Pretty soon, I started running to Martin when I wanted to know the name of a new bird. Before I knew it, I was a bird watcher, too ! If you want to bring birds to your yard or apartment windows, here are a couple of easy bird feeders you can make.

　　1)Pop some popcorn. Take a needle and thread. String the popcorn onto the thread. Tie a knot at each end. Hang it out for the birds.

　　2)Find a pine cone. Tie a string around one end. Spread peanut butter on the pine cone. Stick sunflower seeds into the peanut butter.

(1)What is the author's purpose in the last paragraph?

[    ]

A．To tell a funny story.

B．To tell why you should feed birds.

C．To give information about how to make a bird feeder.

D．To tell many kinds of birds need feeding.

(2)Which of these would be the best title for the story?

[    ]

A．"For the Birds"

B．"The Story of Martin"

C．"The Surprising Thing"

D．"To Save the Birds"

(3)Martin likes birds because ______　

[    ]

A．he likes birds in his yard to eat insects

B．he likes to observe them

C．he likes to listen to them

D．the birds can sing many songs

(4)Which of the following is NOT TRUE?

[    ]

A．Martin knows many names of birds.

B．"I" never like birds.

C．We can make birds feeders with many things.

D．You have to spend time on it if you want to watch birds.

(5)From the story we know ______.　

[    ]

A．we can never change our ideas

B．birds always get food from bird watchers

C．we must take good acre of birds

D．interest is easy to have but you've got to put your heart into it

查看答案和解析>>

科目：高中英語 來源： 題型：053

語篇理解：

　　April 1st is a day on which, in some countries, people try to play tricks (惡作劇) on others．If one succeeds in tricking somebody, one laughs and says, “April Fool．” And then the person who has been tricked usually laughs, too．

　　One April 1st, a country bus was going along a winding road．When it slowed down and stopped, the driver anxiously turned the switches but nothing happened．Then he turned to the passengers with a worried look on his face and said, “This poor bus is getting old and it isn’t going as well as it used to．There’s one thing to do if we want to get home today．I shall count three, and on the word ‘three’ I want you all to lean forward suddenly as hard as you can．That should get the bus started again, but if it doesn’t I am afraid there is nothing I can do．Now, all of you lean back as far as you can in your seats and get ready．”

　　The passengers all obeyed and waited anxiously．Then the driver turned to his front and asked whether they were ready．The passengers hardly had enough breath to answer, “Yes．”

　　“One! Two! Three!” counted the driver．The passengers all swung forward suddenly and the bus started up at a great speed．

　　The passengers breathed more easily and began to smile with relief(寬慰)．But their smiles turned to surprise and then delighted laughter when the driver merrily cried, “April Fool．”

1．On April 1st ______ in some countries．

[　　]

A．one cannot fool anybody

B．people can fool each other

C．people say “April Fool” to each other wherever they meet

D．one who has been tricked says “April Fool”

2．The sentence “The passengers hardly had enough breath to answer ‘Yes’ means ______．

[　　]

A．they were quite out of breath

B．they would not answer ‘Yes’

C．they were a bit nervous

D．there was not enough air in the bus

3．The bus started up because ______．

[　　]

A．all the passengers had swung forward suddenly

B．the driver had counted “One! Two! Three!”

C．the driver had got rid of its trouble

D．nothing was wrong with it

4．When the driver cried “ April Fool” , the passengers ______．

[　　]

A．realized that they had been fooled and got angry

B．felt surprised and did not know what was the matter

C．felt surprised at first and then realized that they had been tricked

D．began to smile with relief

查看答案和解析>>

科目：高中英語 來源： 題型：053

語篇理解：

語篇理解：

Here are two cars that may some day take the place of today’s big automobiles（汽車）.If everyone drives such a car in the future, there will be less pollution in the air. There will also be more parking（停放車輛）space in cities, and streets will be less crowded. Three such cars can fit in the space now needed for one car of the usual size.

The little cars will cost much less to own and to drive. Driving will be safer, too , as these little cars go only 65 kilometers perhour.

The cars of the future will be for getting around a city,but they will not be useful for long trips. If the car is powered by electricity,it will have two batteries（電池） One battery for the motor and one for the horn（喇叭）, the signals（信號燈）,etc. Little cars which are powered by gasoline（汽油）will go 450 kilometers before needing to stop for more gasoline.

If big cars are still used along with the small ones, two sets of roads will be needed in the future. Some roads will be used for the big, fast cars, and other roads will be needed for the smaller, slower ones.

(1)What is the advantage of the small cars?

A．There won’t be so much pollution and the small cars won’t be

so expensive as the big ones.

B．It will be safer to drive these small cars.

C．There will be more space for cars to park.

D．All the above.

(2)Why is it safer to drive these small cars?

A．Because the speed of these cars is unlimited.

B．Because the speed of these cars is limited.

C．Because the streets won’t be so crowded.

D．Because the cars need only a little space.

(3)What are the two cars referred to in the passage?

A．One which is good for getting round a city and one which is

not useful for long trips.

B．One which is powered by electricity and one which is powered

by gasoline.

C．One which is powered by electricity and one which is powered

by sunlight.

D．One which costs less and one which runs slowly.

(4)Two sets of roads are necessary in the future in order to ______.

A．prevent road accidents

B．make the city more beautiful

C．let small cars run faster

D．limit the speed of cars

(5)The best title for the passage might be ______ .

A．Big Cars and Small Cars

B．How to Drive Small Cars

C．Cars for Tomorrow

D．Cars for Everyone

查看答案和解析>>

科目：高中英語 來源： 題型：053

語篇理解

　　In American high schools most students take English, science, maths, and history. These are basic courses, and each course is as useful as the others.

　　In English class, the students study grammar and read famous literature. In science class, they study biology, chemistry or physics. History is more interesting to some students because they learn about important events and places in the United States. Students take other courses, too. These are electives. Some of them are music and computer science.

　　Students don't have to take all these courses. Some study music because they feel it is more enjoyable. Some study computer science because they think it is more practical. In each class, teachers give students exams. Some exams are more difficult than others, but a good student can always do well.

　　Literature n. books(esp. those by good writers)elective n. subject which a student has right to choose

1．The basic American high school courses are ______.

[　　]

A．English, music, chemistry and history

B．maths, history, physics, and music

C．science, history, maths and English

D.computer science, English, maths and history

2．In history class students learn ______

[　　]

A．interesting events in the United States

B．grammar and famous novels

C．how to select the courses they will take

D．about the important events and places of America

3．According to the passage which of the following is not included in science in American high school?

[　　]

A．Maths.　　　　　B． Biology

C．Chemistry.　　　D．Physics.

4．Which of the following is true according to the above passage?

[　　]

A．All American high school students learn computer science.

B．All American high school students don't study music.

C．Teachers give students difficult exams in each class.

D．All American high school students like music.

查看答案和解析>>

同步練習冊答案