9£®Most children like watching TV£®It's very interesting£®By£¨Í¨¹ý£© watching TV they can see and learn a lot and know many things about their country and the world£®Of course£¬they can also learn over£¨Í¨¹ý£© the radio£¨ÊÕÒô»ú£©£®But they can learn better and more easily on TV£®Why£¿Because they can hear and watch at the same time£¨Í¬Ê±£©£®But they can't see anything over the radio£®TV helps to open children's eyes£®It helps to open their minds£¨ÖÇÁ¦£©£¬too£®They learn newer£¨¸üУ© and better ways of doing things£®
Many childen watch TV only on Saturday or Sunday evening£®They are always busy with their classes£®But a few children watch TV every night£®They go to bed very late£®They can't have a good rest£®How about you£¬my young friends£¿

ÔĶÁ¶ÌÎÄ£¬Ñ¡ÔñÕýÈ·µÄ´ð°¸£º
41£®A few children go to bed late because theyC£®
A£®are busy with their classes                              
B£®do their homework
C£®watch TV                                                       
D£®listen to the radio
42£®Children can't see anythingB£®
A£®in the radio           
B£®over  the radio       
C£®on TV       
D£®by watching TV
43£®TV helps to open children'sA£®
A£®eyes and minds           
B£®minds             
C£®eyes or minds            
D£®eyes
44£®----Why do many children watch TV only on Saturday or Sunday evening£¿
----BecauseC£®
A£®TV is not good                                                   
B£®they don't like watching TV
C£®they have no time                                              
D£®they want to play tennis
45£®Children can study better and easily on TV becauseD£®
A£®they like to watch TV           
B£®they can hear at the same time
C£®they can watch at the same time        
D£®they can hear and watch at the same time£®

·ÖÎö ±¾ÎĽ²µÄÊÇÇàÉÙÄê¿´µçÊÓµÄÏÖÏ󣬲¢·ÖÎöÁËËûÃÇΪʲô¿´µçÊÓµÄÔ­Òò£®

½â´ð 41£®C ϸ½ÚÀí½âÌ⣮¸ù¾ÝBut a few children watch TV every night£®They go to bed very late¿ÉÖªº¢×ÓÃÇ˯¾õÍíÊÇÒòΪ¿´µçÊÓ£¬¹ÊÑ¡C£®
42£®B ϸ½ÚÀí½âÌ⣮¸ù¾ÝBecause they can hear and watch at the same time£¨Í¬Ê±£©£®But they can't see anything over the radioº¢×ÓÃÇÔÚÊÕÒô»úÀï²»ÄÜ¿´µ½¶«Î÷£¬¹ÊÑ¡B£®
43£®A ϸ½ÚÀí½âÌ⣮¸ù¾ÝTV helps to open children's eyes¼°It helps to open their minds£¬too¿ÉÖªµçÊÓÓÐÁ½¸ö·½ÃæµÄ×÷Ó㺿ªÀ«ÑÛ½çºÍ˼ά£¬¹ÊÑ¡A£®
44£®C ϸ½ÚÀí½âÌ⣮¸ù¾ÝµÚ¶þ¶ÎMany childen watch TV only on Saturday or Sunday evening£®They are always busy with their classes¿ÉÖªº¢×ÓÃÇÔÚÖÜÁùºÍÖÜÈÕ¿´µçÊÓÊÇÒòΪƽʱËûÃÇ×ÜÊÇæÓÚ¹¦¿Î£¬Ã»Ê±¼ä£¬¹ÊÑ¡C£®
45£®D ϸ½ÚÀí½âÌ⣮¸ù¾ÝBut they can learn better and more easily on TV£®Why£¿£¬ºóÃæÔÙ×÷´ð£ºBecause they can hear and watch at the same time£¬¹ÊÑ¡D£®

µãÆÀ ×öÌâʱҪÔÚÀí½âºÃÎÄÒâµÄ»ù´¡ÉÏ£¬ÓëÌâÄ¿ÓлúµÄ½áºÏ£¬´ÓÎÄÕÂÖÐÕÒµ½Ïà¹ØÏ¸½ÚÐԵľä×ÓÓëÑ¡Ïîϸϸ±È¶Ô£¬½øÐÐÑ¡Ôñ»òÍÆÀíÅжϣ¬Ñ¡³ö·ûºÏÎÄÕÂÄÚÈݵÄÕýÈ·Ñ¡Ï×öÌâ×¢ÒâÁé»î£¬ÓÐʱ¿É²ÉÓÃÅųý·¨»òֱѡ·¨È·¶¨³ö×îÖմ𰸣®

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19£®Most people want to work£¬but it has become more difficult in today's world to find work for everyone£®The economy £¨ ¾­¼Ã £© of the world needs to grow by 4% each year just to keep the old number of jobs for people£®Often this is not possible£¬and so more people are out of work£®Some people have no jobs now because new machines can do the work of many people in short time£®Also£¬machines do not ask for more money and longer holiday£®In all of the countries of the world£¬machines are taking work from people£¬not only in factories but also on the farms£®One machine can often do the work from forty people£®About 75£¬000people are moving to the cities a day to look for jobs£¬but only 70% of them can find jobs£®

36£®It wasD for people to find work before than today£®
A£®not possible    
B£®difficult    
C£®more difficult  
D£®easier
37£®If the economy of the world grows by 4% each year£¬B£®
A£®people will have no jobs     
B£®people can still have jobs as before
C.4% of the people will have jobs 
D.97% of the people will have jobs
38£®One machine can do as much work asC£®
A.40% of the people           
B.4% of the people in the world
C.40people                   
D.75£¬000people
39£®How many people outside cities go into to look for jobs each day£¿D
A.70% of the people£®
B.4% of the people in the world£®
C£®More than 75£¬000£®
D£®About 75£¬000people£®
40£®Which of the following is NOT true£¿C
A£®Machines are taking work instead of people£®
B£®Now more people are out of work£®
C£®Machines need more money and longer holidays£®
D£®Most people want to have jobs£®

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20£®When people want to know about the weather£¬they usually go to their radios£¬TVs£¬newspapers£¬or to the Internet£®However£¬you can also find many weather signs among wildlife£¬because of their highly developed senses£®Drops in air pressure produce an effect on small animals in many ways£®Mice and deer are good weather indicators£®People who spend a lot of time outdoors have observed that£¬before a storm£¬field mice come out of their holes and run around£®Deer leave high ground and come down from the mountains£®
Birds are especially good weather indicators because they also show the effect of a pressure drop in many ways£®For example£¬some birds become irritable£¨±©Ô꣩ and quarrelsome and will fight over a piece of bread£®Other birds chirp and sing just before a storm£®It seems they know they won't get another chance for an hour or two£®Birds also look for safe places before a storm£®You will sometimes see birds settling in trees or gathering together on a wire close to a building£®Pre-storm low pressure make the air so thin that birds have difficulty flying£®
It is unusual to see many birds flying overhead in the summertime£¬rather than during the periods in the spring or autumn£®Watch for other weather signs if you see this£®If they fly in the wrong direction£¬they may be flying ahead of a storm£®
By paying closer attention to some important signs in nature£¬we can become better prepared for any kind of weather£®

28£®The word"indicators"in paragraph 1probably meansC£®
A£®maps     
B£®services     
C£®signs        
D£®stations
29£®How can birds sense the coming of a storm£¿C
A£®By feeling a drop in air temperature£®
B£®By noticing the change of wind directions£®
C£®By feeling a drop in air pressure£®
D£®By noticing the movements of other animals£®
30£®The best title for the text would beD£®
A£®Signs of a Storm
B£®Drops in Air Pressure
C£®Animals'Sharp Senses
D£®Nature's Weather Signs£®

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17£®Laboratory work is your chance to learn science first-hand£®It can be fun but you must be careful to prevent injury£®Listen closely when your teacher reads and explains the rules before your first lab lesson£®
LABORATORY RULES
Throughout the lessonDo not enter the science lab without the teacher's permission£®
No food or drinks are to be allowed in the science lab£®
Before the ExperimentRead all instructions carefully before every experiment£®
Prepare all apparatus £¨ÒÇÆ÷£© and arrange them so that you will not knock them over while doing the experiment£®
During the ExperimentIf you are unsure of how to use any apparatus or how to operate£¬ask your teacher for help£®
Never smell or taste chemicals unless your teacher gives permission£®
After the ExperimentWash all apparatus after use and return them to the places where they were£®
Throw waste materials in proper waste baskets£®
First AidReport all accidents to your teacher immediately£®
If you spill £¨½¦³ö£© any chemicals onto your body of clothing£¬wash with plenty of water and report to your teacher£®
26£®Your teacher will probably tell you the rules aboveA the first lab lesson£®
A£®before         
B£®since       
C£®during       
D£®after
27£®Before every experiment£¬you shouldC£®
A£®taste the chemicals first             
B£®clean all the apparatus
C£®read all instructions carefully        
D£®report all the accidents to the teacher
28£®When you are not sure how to use all apparatus£¬C£®
A£®try them on your own              
B£®put them back
C£®ask your teacher for help             
D£®read the rules carefully
29£®It is clear that you canD£®
A£®bring food into the lab              
B£®enter the lab anytime
C£®smell chemicals as you like           
D£®learn science directly in the lab
30£®If you get chemicals on the clothing£¬you can find ways to solve it in the partB£®
A£®Before the Experiment              
B£®First Aid
C£®During the Experiment              
D£®After the Experiment£®

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4£®-     have you had the cartoons£¿
-I've had them since ten years ago£®£¨¡¡¡¡£©
A£®How longB£®How manyC£®How soonD£®How often

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14£®¸ù¾ÝÒÔÏÂÐÅÏ¢£¬ÒÔ"Tom's Busy Weekend"ΪÌ⣬дһƪ60´Ê×óÓÒµÄС¶ÌÎÄ£®
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Tom's Busy Weekend
Last weekend Tom was not free£¬he did a lot of things
On Sunday morning£¬he got up at half past seven£®And then before breakfast£¬he watched English news because he thought it was useful for him to learn English well£®After breakfast£¬Tom helped his mother with housework£®It was very helpful of him to do that£¬so his mother felt happy£®Then in the afternoon£¬Tom went shopping with his mother and played football with his friends as well£®He felt really tired but happy£®Then when the evening came£¬he began to do his homework£®After finishing doing his homework£¬Tom watched TV for a while£®When the needle pointed to nine£¬Tom went to bed
What a busy weekend Tom spent!£®

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1£®As space science develops£¬man has learned more and more about space£®Space is not only amazing but also dangerous£®While working in space£¬spacemen are facing danger as well as Success£®
Scientists have found out that radiation£¨·øÉ䣩is the greatest danger to spacemen in space£®When space men are working in space£¬they are in danger of radiation from the sun and other stars£¬which is bad for their health£®The damage£¨Î£º¦£©done by radiation won't be discovered until their children or even grandchildren are born£®Some special medicine may work a little£¬but no really helpful medicine mas been£®
Space junk£¨À¬»ø£©is also thought a great danger to spacemen£®It's reported that there are 9£¬000man-made things flying in space£®About 30%of these are satellites£¨ÎÀÐÇ£©£¬10%are spaceships£¬and the rest are space junk£®An explosion£¨±¬Õ¨£©in l996made a cloud of 300£¬000  fragments£¬each at least 4ram in size£¬and even a small piece of these knocked against a spaceship window and did some damage£®Scientists are watching and reporting any possible danger all the time£®They are working on helpful ways to do with space junk£®
Although space is really dangerous£¬it interests everyone on the earth£®In the near future£¬it may become usual for people to spend a few days in a space hotel£®We may even choose to leave the earth and live in space in a few years£®So we should care for space and do something to help improve the space environment£®

56£®C shows the man-made things in space in the correct way£®

57£®Which of the following is TRUE£¿C
A£®Every one of us can make a trip to space now£®
B£®Scientists have found out ways to solve any problem in space£®
C£®The harm of the radiation may be found in the spaceman's child£®
D£®Space is really dangerous£¬so it doesn't interest anyone on the earth£®
58£®The passage talks aboutA kinds of danger in space£®
A£®two           
B£®three         
C£®four            
D£®five
59£®The underlined word"fragments"meansD£®
A£®·Éµú                   
B£®ÅÝÄ­                    
C£®ÑÌÎí          
D£®Ë鯬
60£®The best title of the passage isB£®
A£®Space Radiation     
B£®Space Danger     
C£®Space Junk     
D£®Space Explosion£®

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18£®What do you do if you are in trouble on a lonely island£¿Surely you need to find a way to get in touch with the outside world£®Your best chance of doing this is to draw the attention of a passing plane£®
Body signals
Pilots from different countries understand body signals if they have the correct training£¬When you wave your arms up and down in a straight line£¬it means£¬"yes"£®When you point downwards and swing your arm from side to side£¬it means"no"£®If you want the pilot to know that it's safe to land£¬push your hands out in front of you and bend your knees£®If you want to say that it's not safe to land£¬put your arms in the air and move them to one side£®
Smoke signals
The smoke from a fire can be seen from far away£¬so it's a good way to draw attention£®If the weather is dry£¬it isn't hard to start a fire£®Remember£¬however£¬that fires can be very dangerous if they get out of control£®Never light a tire unless you're sure that it can't spread£®If the ground is dark£¬light smoke can be seen more easily£®Green grass and leaves produce light smoke£®
Ground-to-air signals
It's a good idea lo build some signals£¬too£®Use large pieces of wood to make the symbols £¨±ê¼Ç£©£®If you can't find any wood£¬use earth£®Some useful symbols are£º
F"I need food and water"
II"I need medicine£®"
I"I am badly hurt£®"
X"I am unable lo move from here£®"
Pilots'replies
If the pilot lowers the plane's wings from side to side£¬this means£º"message received and understood"£¨At night£¬the pilot flashes the plane's green lights£®£© If the pilot flies the plane in a clockwise circle£¬this means"message received hut not understood"£¨At night£¬the£ºpilot flashes the plants red lights£®£©
However£¬there is no signal which means"message not received£®
1£®According to the passage£¬you can useA to build Ground-to-air signals on a lonely island
A£®wood of earth       B£®grass and leaves     C£®wood and leaves    D£®sand or grass
2£®Which picture means"it's safe to land"£¿C

3£®If the pilot flies the plane in a clockwise circle£¬what does this mean£¿C
A£®It means"message not received"£®
B£®It means"message received and understood"£®
C£®It means"message received but not understood"£®
D£®It's not mentioned in the passage£®
4£®From the passage we know thatB£®
A£®swinging your arm from side to side means"yes"
B£®light smoke can be seen easily if the ground is dark£®
C£®make a symbol"I"if you need some medicine        
D£®the pilots make replies with a yellow light at night£®
5£®What is the passage mainly about£¿D
A£®the explanation of body signals on an island£®
B£®The importance of making signals on an island£®
C£®Ways of living on a lonely island£®
D£®Ways of sending out signals on a lonely island£®

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19£®We often praise the world of science£®It explains the world and makes our lives easier with technology£®One of the most exciting fields in science is artificial intelligence £¨È˹¤ÖÇÄÜ£¬AI£©£®This is an area where scientists are working on a creating machines that think like humans£®
  However£¬one of the most famous scientists has a very dark warning for us about this type of technology£®"The development of full artificial intelligence could spell the end of the human race£¬"said Professor Stephen Hawking to the BBC£®
  Hawking is a well-known British physicist and author of bestselling science book A Brief History of Time£®This warning came after commenting on the technology he uses to speak with£®As Hawking suffers from a serious disease called ALS£¬he needs an AI computer to communicate£®The computer learns how Hawking thinks and suggests the words he may want to use next£®
  This is a basic type of AI£¬which is very useful£¬yet Hawking fears the possibility of creating technology that can match or surpass human intelligence£®And it's easy to imagine how terrible things may be£®Many TV shows and films display big killer machines that are far cleverer than us£®"Humans£¬who are limited by slow biological evolution £¨½ø»¯£©£¬couldn't compete£¬"said Hawking£®
  But not every scientist is pessimistic £¨±¯¹ÛµÄ£©about AI technology£®"I believe we will remain in charge of the technology for a long time£¬"said Rollo Carpenter£¬creator of Cleverbot in the UK£¬which is a software program that remembers past conversations£®"The potential £¨Ç±Á¦£© of it to solve many of the world problems will be realized£®"In what direction do you think AI is heading£¿Should we be hopeful or fearful£¿

42£®According to the passage£¬AIB£®
A£®is very useful and can do everything for humans          
B£®aims to work on creating machines that think like humans 
C£®will be a warning for scientists  
D£®helps patients like Hawking to keep healthy
43£®Hawking thinksC£®
A£®the development of full artificial intelligence could fall behind the human race
B£®an AI computer can learn what he suggests and help him write the book
C£®AI technology will be far cleverer than humans and may be beaten by it
D£®humans can compete with AI technology because we are in biological evolution
44£®From the last two sentences£¬we can infer that the writerC£®
A£®agrees with Hawking
B£®believes AI will take the place of Humans
C£®is not sure whether AI will bring us hope      
D£®thinks Rollo Carpenter is able to create a software programme
45£®The best title of the passage isA£®
A£®Is AI Good or Bad                     
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C£®Hawking's Comment On AI             
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