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Many young people can use the computer, but few of them know how to look after them.
Remember the following when you use the computer.
Keep your computer in a cool, dry room.Too much or too little heat is bad for computers.Damp is also bad for them.Most computers work best at a temperature of 5-30 degrees centigrade.Computer, just like some people, may prefer(更喜欢)autumn to (比起) summer and winter.Do not let people smoke cigarettes near your computer.Smoke of all kinds is very bad for many parts of a computer and can cause many problems.
Do not eat or drink when you are near your computer. Pieces of food and a little water in the keyboard can also cause many problems.
Make sure that the keyboard and the screen (键盘与屏幕) are the correct height for you.If they are not correct, you'll get backache.
Make sure the screen is the correct distance from your eyes.If you wear glasses, make sure these glasses are correct for using with the computer.Some people use a different pair of glasses when they use a computer.
Keep your screen clean and do not have it too bright.A dirty screen can hurt your eyes.A very bright screen can also be bad for your eyes.If you can afford one, buy a computer screen.It will be better for you than using the screen of a TV set.
1.According to this passage (根据文章), ____________
A.more and more people can use computers and take care of them.
B.fewer and fewer people know how to the protection of the computers nowadays.
C.many young people can use computers but few of them know how to look after them.
D.Most computer lovers are fond of eating their food while playing computer games.
2.Computer, just like some people, may prefer__________
A.autumn to summer and winter B.neither winter nor summer or autumn
C.summer to winter and autumn D.both summer and winter
3.Putting the keyboard and screen too high means you ____________
A.will get backache.
B.will have a headache.
C.don't have to look at your manuscript (稿件) while typing
D.are hard-working
4.Some people use a different pair of glasses when they use a computer because they want to______
A.protect the computer
B.prevent ( 防止) their eyes being hurt(被伤害)
C.make them look cool
D.show off(炫耀) his glasses
5.Which is NOT true according to the passage?
A.If the height of the screen isn't correct, you'll get backache.
B.Smoking is bad for a computer and is one of the cause of many problems.
C.You can eat or drink when you are near your computer.
D.Make sure the screen is the correct distance from your eyes.
查看习题详情和答案>>One day, a boy fought with one of his classmates. 46 “He is really bad and I hate him.” the boy said.
The grandfather said, “Let me tell you a story. When I was a boy, I too, sometimes hated others for what they did. 47 It doesn’t hurt(伤害) your enemy (敌人) but only hurt yourself. ”
As the boy listened carefully, the grandfather went on, “There are always two tigers inside my heart. One is good and kind. He gets on well with everything around him. 48 He is full of anger (怒气). Even the smallest thing will make him angry. He fights with everyone all the time, and for no reason. He can’t think carefully because he always hates others. 49 They both try to control (控制)me. ”
The boy looked into his grandfather’s eyes and asked, “Which tiger always controls you, grandfather?”
The old man said slowly in a serious voice, “ 50 I always feed the good and kind tiger, so I never hate others and seldom get angry now. ”
根据短文内容, 选择适当的句子填入文中空缺处, 使短文内容完整正确。答案E用“AB”表示。
| A.But the other is bad and unfriendly. B.Then he went to his grandfather and told him his story angrily. C.But hate will make you feel tired . D. The one that I feed. E(AB).It is difficult to live with these two tigers inside my heart. |
The Red Cross is an international organization. It cares for people who are in need of help. A man in Paris hospital needs blood, a woman in Mexico hurt in an earthquake and a family in India lost their home in a storm. All of them may be helped by the Red Cross. The Red Cross is in almost every country around the world. The world Red Cross organizations are sometimes called the Red Crescent(新月). All of these agencies(机构)share a common goal of trying to help people in need. The idea of forming such an organization started with Jean Henri Dunant. In 1859, he saw how people were suffering during the war in Italy. He wanted to help all the wounded (受伤害的) people regardless of(无论)which side they were fighting for. The American Red Cross was set up by Clara Barton in 1881. Today the Red Cross in the United States provides a number of services for the people, such as helping people in need, teaching first aid and providing blood.
1.A good title for this passage is _______________.
A.People in Need of Help B.Forming an Organization to Help the Soldier
C.The International Red Cross D.Join the Red Cross
2.The underlined word “ suffering” means “___________”.
A.受苦的 B.生活的 C.欢庆的 D.喜悦的
3.Who can be helped by the Red Cross?
A.The soldiers. B.The American. C.All the wounded people. D.Anyone.
4.Where can you find the Red Cross?
A. We can only find it in the USA. B. We can find it all over the world.
C. We can find it only in India, Mexico and Paris. D. In the places with natural disasters.
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What would you do if you had an accident in your daily life?
It is important for you to get some knowledge about first aid in your daily life. If a person has an accident, he / she needs medical care before a doctor can be found. When you give first aid, you must know three things:
First, when a person stops breathing (呼吸), open his / her mouth to see if there is food in his / her mouth. Second, if a person cannot breathe, try to start his / her breathing at once, using a mouth-to-mouth way. Third, if a person is hurt badly, try to stop the bleeding (流血) at once. And then take him / her to a doctor, because if a person loses one third of his / her blood, he / she may be in great danger.
Many accidents may happen at home, and everyone should know some first aid to deal with common injuries. When a person is bitten by an animal, wash the wound with cold running water before he / she is taken to see a doctor. When a person is burnt, wash and cool the area of the skin under the cold tap for a while, then put a piece of dry clean cloth over the burn. If a person is badly burnt, take him / her to the doctor. If a person cuts his / her finger, clean it and put a piece of clean paper round the cut.
In the future we should learn more about first aid and try to spread (传播) it.
【小题1】How many steps should you pay attention to when you give first aid?
| A.Two. | B.Three. | C.Four. | D.Five. |
| A.Try to stop the bleeding at once. |
| B.Wash the wound with cold running water. |
| C.Try to start his / her breathing at once. |
| D.Open his / her mouth and see if there is food in his / her mouth. |
| A.被打 | B.伤害 | C.被控制 | D.被咬 |
| A.We should wash the cut with cold running water. |
| B.We should put a piece of dry clean cloth over the cut. |
| C.We should clean it and put a piece of clean paper round the cut. |
| D.We should wash and cool the area of the skin under the cold tap for a while. |
| A.How to give first aid | B.How to stop the bleeding |
| C.How to deal with different cuts | D.How to deal with common injuries |
阅读短文,把A—D四个句子填入文中空缺处,使短文内容完整正确,然后完成小题。(5分)
Computers can injure (伤害) you .Most other injures happen suddenly .___1___. Now learn to use a computer safely .
Too much light can be bad for you eyes , so never sit too close to a computer screen .___2___ . This gives your eyes a rest .
When we use a computer , the window should be on your left or your right . If it is behind you , the light will reflect ( 反射 )on the screen .That may hurt your eyes .
Hand and wrist ( 手腕 ) injures can happen because the hands and wrists are moved in the same way hundreds of times .__ 3___,stop sometimes and exercise your hands ,wrists and fingers in a different way .
If you sit in wrong way ,you can injure your back or your neck . ___4___. The top part of the screen should be in front of your eyes .
A. Remember to look away from it sometimes
B .But computer injures happen slowly .
C. So you should sit with your back straight..
D. If you use a keyboard for a long time .
Which of the following is WRONG according to the passage ?( )
A. When you use a computer , the window should be in front of you .
B. Computers ’injures happen slowly .
C. The top part of the screen should be in front of your eyes .
D. After using a computer for a long time ,you should exercise your hands ,wrists and so on.
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