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Some animals and insects(昆虫)use camouflage that is, they change color so that it is the same as the color of the tree or plant on which they are sitting. Others have developed a color thousands of years which is like the color of their living place.
One of the second kind is the Peppered Moth, which is found in England. It is light brown in color, and likes to rest on trees which are also light brown. This makes the moth difficult to be seen. It means that birds are less likely to see it and eat it.
But, about sixty years ago, smoke from factories began to reach some of the trees where the moth rested. It made the trees blacker. This meant that the moth become easier to see.
1.The word “camouflage” in the first sentence means ____.
[ ]
A.he same color
B.the tree on which insects are sitting
C.making it difficult to see something
D.color is d\always changing
2.The Peppered Moth likes to rest on trees which are light brown in order ____.
[ ]
A.not to be eaten by birds
B.not to be seen by other insects
C.to change its color
D.to be see by birds
3.Mother became easier to see because ________ .
[ ]
A.the moth changed its color
B.trees became blacker after 60 years
C.smoke from factories could lighten the color of the moth
D.smoke from factories mad the trees darker
4.It seems that ____.
[ ]
A.the moth always has the same color as the color of the trees
B.the moth is able to develop its color over years
C.people like the moth found in England
D.the Peppered Moth is being experimented
5.What do you think would probably happen?
[ ]
A.The peppered Moth would become darker year by year.
B.Te Peppered moth would change its color once.
C.The Peppered Moth would die out.
D.The Peppered Moth would be eaten by birds.
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●Tower Bridge is one of London’s most well known landmarks. Opened in 1894, this hydraulic(液压的) bridge can be raised to permit river traffic to pass underneath.
Visitors to Tower Bridge can enjoy wonderful views of the River Thames from the bridge towers. There is also a museum which explain how the bascule bridge operates and discusses its history. Tower Bridge is often incorrectly referred to as London Bridge. London Bridge, however, is a different bridge that is located directly upstream from Tower Bridge.
●The British Museum is a “must do” for all visitors to London England. Treasures from around the world can be found in Britain’s largest and most popular museum. To top it off, admission to the British Museum is free of charge.
Due to the enormous size of the museums, visitors should prioritize what they wish to see. One “must see” is the Rosetta Stone – a key puzzle piece in the recorded history of humankind. The British Museum is located in the Bloomsbury district of London in London WC1.
●Greenwich Park is a beautiful large park located a few kilometers away from the centre of London. Attractions in Greenwich include the Cutty Sark, the Gypsy Moth and the Old Royal Observatory. A painted line at the observatory indicates zero degrees of longitude(经度).
Many visitors to Greenwich enjoy having their photos taken with one leg in the western hemisphere(半球)and the other in the eastern hemisphere. Greenwich is the place where time was officially tracked – “Greenwich Mean Time” or “GMT”.
Greenwich is located in London SE10.
●The Eurostar high – speed train service provides fast connections between London and Paris and London and Brussels. The Eurostar trains pass through the 32 – mile Channel Tunnel under the English Channel. The tunnel is also known as the “Euro Tunnel” or “Chunnel”. The Channel Tunnel is considered to be one of the world’s great engineering wonders.
Trains leave form the Waterloo Rail Station which is located in south London.
1.If a tourist doesn’t have any money on him, which of the following can he do?
A.Visit Tower Bridge. B.Visit the British Museum.
C.Go around Greenwich Park. D.Take a Eurostar high – speed train.
2.Where can we find the attraction of the Cutty Sark?
A.On London Bridge. B.In the Old Royal Observatory.
C.In the British Museum. D.In Greenwich Park.
3.What can we learn from the passage?
A.Tower Bridge can be raised mainly to let the water flow faster.
B.The British Museum is the largest museum in the world.
C.Greenwich Park is where the western hemisphere and the eastern hemisphere meet.
D.The Eurostar train can take people from London to many cities in Europe directly.
4.In what web page do you think the passage is probably found?
A.International news. B.Study abroad.
C.Tourist Information and Travel Guide. D.Art of architecture.
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注意:请在答题卡上作答。
When I was a small child my parents didn’t have many money ______________
and I had a very few Christmas gifts. My cousin was 10 and he _______________
had gone out singing Christmas carols and made quite a bit ______________
money. With telling anyone he went to the shop and spent almost______________
every penny of his money on a teddy bear; then he using the ______________
change to buy a little necklace with a glass charming on them. He _______________
came to my house and told my parents what he had bought these _______________
things for me as Christmas gifts. Twenty-five years late the _____________
moth-eaten teddy bear has long since been thrown away, but I even ____________
have the little rusty necklace in my jewelry box to remind of my cousin’s kindness.
______________
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Though “nanometer”(纳米) is now a fashionable term all over the world, few people know
exactly what it is. It has become a new favorite of manufacturers and sellers in recent years.Many “high-tech” products bearing the name “nano” have entered the market,bringing more mysterious feeling to surprised consumers.
Nanometer is a very small length unit of measure,and is very small.One millimeter is 1000 micrometers,and one micrometer is 1000 nanometers.That is,one nanometer is one billionth of a meter.Nano materials are solid materials composed of particles(粒子)or crystallites(晶体) of less than 100 nanometer in size.Then,is a cup made of nano material really any different from an ordinary cup in function as far as how it works?
Are nano cups really so wonderful?A reporter went to the Institute of Nanomedicine,which is the first such institute of such a sort in the world and the only one in China,specializing in researching the investigation of the application of nano technology into medicine.
A water molecule(分子) is composed of 2 hydrogen atoms and 1 oxygen atom.It can be changed only by special manipulation of the atoms. The material constituting the cup can have ananometer particles . But it cannot change the chemical and physical properties of the water contained in it.The water in the cup is still water. When people drink it,it will produce no special effect on human body.
Professor Ji who worked in the Instiute of Nanomedicine told the reporter, so far, the investigation of nano materials is still limited in the laboratory. No commercial micro products can be produced yet. With the present level of science and technology, the time of everyday goods made of nanometer materials is still years away.
The products labeled with nano marks in the market now are only traditional products coated with a thin layer of nanometer material, which makes them more abrasion resistant(耐磨), much easier to be cleaned, or oil resisting or moth proof(防蛀).
Professor Ji explained that nano cup is a real up. It can also be included in the list of nano products in a certain sense. But the nano up has not changed its property and function as a cup. It is not a magical medicine for curing and health care.
72.Which of the following shows the right relationship?
A.nanometer<millimeter<micrometer<meter
B.micrometer<millimeter<nanometer<meter
C.nanometer<micrometer<millimeter<meter
D.millimeter<micrometer<nanometer<meter
73.It can be inferred from the passage that .
A.nano materials have been put into use in daily goods
B.real nano products haven’t become available for people
C.the nano cup is very effective in curing and health care
D.real nano products are being produced by some companies
74.The underlined word “properties” in the fourth paragraph probably means .
A.possessions B.qualities C.reactions D.symbols
75.What would be the best title for the passage?
A.High-tech Products B.Nano Cups
C.Nano Materials D.High-teach Research
A man found the cocoon (茧) of a moth (蛾). He took it home so that he could 1 the moth come out of the cocoon. On that day a small 2 appeared. He sat and watched the moth for several hours as the moth struggled to 3 the body through that little hole. Soon it seemed to stop making any progress. It appeared as if it had 4 as far as it could and it could go no further. It just seemed to be stuck. So the man, out of his kindness, decided to help the moth. He took a pair of scissors and 5 the remaining bit of the cocoon. The 6 then came out easily. But it had a swollen body and small, shriven (无用的) wings. The man continued to watch the moth because he expected that, at any moment, the wings would enlarge and 7 to be able to support the 8 , which would get smaller in time. Neither happened! In fact, the little moth spent the rest of its life 9 around with a swollen body and shriven wings. It was 10 able to fly.
What the man in his kindness didn’t 11 was that the small cocoon and the 12 of the moth to get through the 13 opening was a way to push fluid (液体) 14 the body of moth 15 its wings so that it would be ready to fly 16 it got out of the cocoon. Freedom and 17 would come only after the struggle. By taking the struggle away, he also took away the moth’s health.
Sometimes struggles are exactly what we need in our lives. If we were to 18 our lives without any difficulties, we would become disabled. We would not be as 19 as what we could have been. Give every opportunity a chance. Leave no room for 20 .
1. A.help B.protect C.watch D.see
2. A.opening B.line C.moth D.butterfly
3. A.pull B.draw C.make D.force
4. A.got B.done C.tried D.climbed
5. A.cut up B.cut off C.cut out D.cut in
6. A.moth B.butterfly C.cocoon D.worm
7. A.lessen B.widen C.expand D.shorten
8. A.standing B.flight C.wings D.body
9. A.flying B.crawling C.walking D.lying
10. A.already B.certainly C.never D.ever
11. A.do B.think C.want D.understand
12. A.crawling B.struggle C.fight D.force
13. A.tiny B.beginning C.right D.above
14. A.in B.on C.by D.from
15. A.into B.to C.in D.onto
16. A.after B.once C.before D.until
17. A.courage B.happiness C.flight D.survival
18. A.stand by B.get on C.go through D.live in
19. A.great B.determined C.brave D.strong
20. A.regrets B.death C.failure D.wishes
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