Sea turtles are found in all warm waters throughout the world. Sea turtles are the___36____ of the turtles. The largest kind of sea turtle can grow as long as eight feet and ___37___ 1,500 pounds. Even the smallest kind, Kemp’s-Ridley, can ___38___ to 28 inches long and weigh almost 100 pounds. Many other turtles are small enough to___39___ in your hand. It is difficult to find population numbers for sea turtles because they do not___40____ shore once they hatch and reach the ocean, which makes it hard to ___41___ them. Sea turtles___42___ in the water because they are safer there. They cannot___43___ their heads and feet into their shells like other turtles can. Sea turtles cannot hide inside their shells __44___ other animals that want to eat them. They need to move quickly to stay safe.
When the weather ___45___ warm, sea turtles leave the ocean to___46___ their eggs on the beach. This is the only time they will ever leave the water. Most___47____ turtles spend part of the time in water___48___ part of the time on land. It is easy to understand___49____ sea turtles stay in the water. Their___50___ to swim is greater than their ability to walk. Their heavy bodies and unusual feet make it hard for them to ___51___ on land. They are better___52___ for life in the water. They are well suited for life in the sea because of__53___ their bodies are made.
The way their feet are made helps sea turtles swim very quickly. Their feet look like long __54___. When they swim, they flap their feet like a bird flaps its wings. This ___55___ way of swimming benefits sea turtles. It allows them to escape from their enemies.

完形填空（共20小题；每小题1分，满分20分）
请认真阅读下面短文，从短文后各题所给的A、B、C、D四个选项中，选出最佳选项，并在答题卡上将该项涂黑。
Most people think of birds as feathered animals that fly. Scientists,   36 , do not define (给…下定义) birds as animals that fly, because some birds do not. Of the 10,000 or so species of birds, 46 cannot   37 . Flight plays a key role in   38  for most birds. It allows them to find food over a   39  area and to get away from enemies. Ancestors of flightless birds may have   40   their ability to fly because they had no regular predators (捕食者) or did not need to fly to find food. Rather than fly, some of these birds developed other   41  to catch food and avoid enemies. Two examples of   42  birds are penguins and ostriches.
  43  birds that fly, penguins do not have wide wings or large feathers. In order to catch the fish they feed on, penguins use their powerful wings to swim   44 . And when they swim,  they look as if they are flying through the water. The   45  of penguins’ bodies makes it possible for them to dive deep underwater,  46  their thick feathers protect them from the cold.
Ostriches are known for their long legs, long necks, and large size. To   47  themselves, they stay in groups and use their excellent sight and hearing to   48  enemies. As soon as    49  approaches, they can run at a speed of more than 65 kilometers per hour to   50  . In addition to using their strong legs to run, they can kick powerfully. 
Not all flightless birds have been   51  in protecting themselves. Flightless birds on some islands had no enemies until people   52 . These birds were hunted and easily caught by people and the animals   53  by people. Human land development has   54  the habitats of some birds. A number of flightless birds   55  because they were unable to adapt to new conditions and new enemies.

Sea turtles are found in all warm waters throughout the world. Sea turtles are the___36____ of the turtles. The largest kind of sea turtle can grow as long as eight feet and ___37___ 1,500 pounds. Even the smallest kind, Kemp’s-Ridley, can ___38___ to 28 inches long and weigh almost 100 pounds. Many other turtles are small enough to___39___ in your hand. It is difficult to find population numbers for sea turtles because they do not___40____ shore once they hatch and reach the ocean, which makes it hard to ___41___ them. Sea turtles___42___ in the water because they are safer there. They cannot___43___ their heads and feet into their shells like other turtles can. Sea turtles cannot hide inside their shells __44___ other animals that want to eat them. They need to move quickly to stay safe.

When the weather ___45___ warm, sea turtles leave the ocean to___46___ their eggs on the beach. This is the only time they will ever leave the water. Most___47____ turtles spend part of the time in water___48___ part of the time on land. It is easy to understand___49____ sea turtles stay in the water. Their___50___ to swim is greater than their ability to walk. Their heavy bodies and unusual feet make it hard for them to ___51___ on land. They are better___52___ for life in the water. They are well suited for life in the sea because of__53___ their bodies are made.

The way their feet are made helps sea turtles swim very quickly. Their feet look like long __54___. When they swim, they flap their feet like a bird flaps its wings. This ___55___ way of swimming benefits sea turtles. It allows them to escape from their enemies.

People like different kinds of vacations. Some go camping, They swim, fish ,cook over a fire and sleep outside Others like to stay at a hotel in an exciting city They go shopping all day and go dancing all night Or maybe they go sightseeing go places such Disneyland ,the Tai Mahal or the bouvre .

Some people are bored with sightseeing trips, They don’t want to be “tourists”. They want to have an adventure-a surprising and exciting trip .They want to learn something and maybe help people too .How can they do this? Some travel companies and environmental groups are planning special adventures. Sometimes these trips are difficult and full of hardships, but they’re a lot of fun .One organization, Earthwatch, sends of the world . Some volunteers spend two weeks and study the environment Others word with animals. Others learn about people of the past

Would you like an adventure in the Far North? A team of volunteers is leaving from Murmansk. Russia The leader of this trip is a professor from Alaska, He’s worried about chemicals from factories. He and the volunteers will study this pollution in the environment, If you like exercise and cold weather, this is a good trip for you, volunteers need ski sixteen kilometers every day .

Do you enjoy ocean animals? You can spend two to four weeks in Hawaii. There can follow orders such as “Bring me the large ball”, They also understand opposites .How much more can they understand? It will be exciting to learn about these intelligent animals Another study trip goes to Washington State and follows .How much More can they understand? It will be exciting to learn about these intelligent animals Another study trip goes to Washington Stare and follows orcas. We call orcas “Killer Whale ,”but they ‘re really dolphins-the largest kind of dolphin These beautiful animals travel together in family groups ,They move through the ocean with their mothers. They move through the ocean with their mothers, grandmothers and great –grandmothers . Ocean pollution is chasing their lives. Earthwatch is studying how this happens .

Are you interested in history? Then Greece is the place for your adventure. Thirty-five hundred years ago a volcane exploded there, on Santorini. This explosion was more terrible than Krakatoa or Mount Saint Helens. But today, we know a lot about the way of life of the people from that time. There are houses, kitchens, and paintings as interesting as those in pompei. Today reams of volunteers are learning more about people from the past .

Do you want a very different vacation? Do you want to travel far, word hard and learn a lot ? Then an Earthwatch vacation is for you .

The Tai Mahal may be      

A. a shopping center        B. a hotel      C. a dancing hall       D. a place of interest

From the passage, on an adverture trip, people           

A. ay not spend much time on sighteeing       B. won’t meet some difficulties or hardships

C. can enjoy themselves                    D. can’t learn something

If you want to learn something about people of the past ,you can        

A. join the team to Hawaii              B. join the team to the Far North

C. join the team to Washington          D. join the team to Greece

The word intelligent in para4means          

A. exciting       B. beautiful       C. large         D. clever

Which of the following is false ?

A. Some people find sightseeing trips boring.

   B. Earth watch is planning various special adventures

C. The number of orcas is decreasing .

D. Volcano Explosions in all broke out 3500years ago in Greece

短文中共有10处语言错误，每句中最多有两处。错误涉及一个单词的增加、删除或修改。

增加：在缺词处加一个漏字符号(∧)，并在其下面写出该加的词。

删除：把多余的词用斜线(＼)划掉。

修改：在错的词下划一横线，并在该词下面写出修改后的词。

注意：1．每处错误及其修改均仅限一词；

    2．只允许修改l0处，多者(从第ll处起)不计分。

    Swmming is very popular．People like it in summer because water makes people feeling cool.But if you swim in a wrong place，it may not be safely．Last year，a lot of people died when enjoy thrmselves in water，most of them were students．Nowadays，some people are not careful enough

in swimming．They often think they swim too well that nothing will happen on them in water.Don’t forget：better swimmers died in water．They die not because they were not good swimmer，but because they were not careful．So don’t get into the water when you are alone．If you see“No

swimming”,don't get into water．Unless you remember that，swimming will be safe．