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On Thursday, scientists in Indonesia announced the discovery of a rare frog that has no lungs and takes breath through its skin. Researchers believe that the little animal could provide some information about how environment can cause some animals to change so greatly over time.

The frog was found in a faraway part of Indonesia during a scientific research last summer. The unusual animal is the world’s first know lungless frog species. Only a few amphibians have been found lungless.

David Bickford is a biologist at the National University of Singapore. He led the research team that discovered the rare frog. Its living environment has been polluted by chemicals from agriculture. “These are about the most ancient and bizarre frog you can get on the earth,” he says.

Bickford says it’s possible that the frog may have changed in order to adapt to the cold, fast moving and oxygen-rich rivers in which it lives. The biologist adds that his “extreme change” was probably necessary to reduce the frog’s ability to float. That way, it could keep itself from being swept down the mountain rivers.

Scientists say that the new discovery has made it more important to protect the frog’s river living environment. In the last few years, illegal tree cutting and gold mining have caused the once-clean waters to turn brown with pollution.

“The gold mining is completely illegal and small size,” Bickford says. “But when there are thousand of them on the river, it really has a huge effect. Very soon the frog will be out of the river.”

【小题1】The frog is unusual because       .
A.it has no lungs at all
B.it doesn’t use its lungs to take breath
C.it’s the world’s first lungless species
D.it can take breath either through its lungs or its skin
【小题2】What does the underlined word “bizarre” probably mean in Paragraph 3?
A.Cheap.B.Expensive.
C.Unusual.D.Ordinary.
【小题3】What might have led to the change of the frog according to the passage?
A.Illegal tree cutting.B.Its living conditions.
C.The gold mining.D.Changes of the climate.
【小题4】What does the author want to tell us from the last two paragraphs?
A.The frog will have to live on land.
B.The frog must develop its ability to float.
C.Industrial waste is the main cause of water pollution.
D.It’s high time to protect the frog’s living environment.
19-20高一·浙江杭州·期末
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“Why did the fox steal my shoes?” sounds like the start of a brain teaser or an annoyingly hot. But for people in Berlin, it was a real question that a local fox was behind a series of shoe thefts.

About two weeks ago, Meyer, a resident of Berlin, noticed that one of his new running shoes had disappeared from his porch and he decided lo examine the theft, German news site reported.

Meyer quickly found out that he was not the thief’s only victim, and a tip helped him catch the fox. Days later, Meyer spotted the fox again; he followed it and discovered the fox’s secret place of more than 100 shoes.

Meyer got a photo of thieving fox and its ill-gotten shoes,which he shared on Twitter. The shoes contained sneakers, and slippers in a range of colors, shapes and sizes, though the most numerous shoes by far were Crocs.

This isn’t the first time that an urban fox has demonstrated a seeming shoes fetish(恋物). In August 2019, a fox in Melbourne, Australia, repeatedly visited a woman’s porch and stole three boots over the course of a week. In a small town in Western Germany, a female fox stole about 110 to 120 shoes in just one night, possibly “for her babies to play with”, according to Reuters.

It’s unknown whether all of these foxes were acting independently or whether their actions were linked, perhaps as part of an international shoe-stealing group with a bad purpose that humans can only imagine.

【小题1】What happened to Meyer?
A.He had his shoes stolen.
B.He loved Crocs best.
C.He was physically attacked by a fox.
D.He moved out of Berlin and settled in a new place.
【小题2】What did Meyer do when he found the fox’s hiding place?
A.He drove the fox away.
B.He took a picture and posted it on social media.
C.He sent some food to the fox.
D.He followed the fox and found many other foxes.
【小题3】Why does the author mention the incident in Australia and Western Germany?
A.To analyze the reason for fox’s behavior.
B.To introduce more people’s similar experience.
C.To explain how many shoes were stolen by the fox.
D.To prove some fox does have affection for shoes.
【小题4】How does the author sound in the last paragraph?
A.Delighted.B.Serious.C.Humorous.D.Terrified.

One night, Pilar was in a deep sleep when she was woken by her cat Inti. Inti was meowing wildly outside Pilar’s bedroom and throwing himself against the closed bedroom door. When Pilar opened her eyes, she saw that her bedroom was filled with smoke. As she escaped her house with Inti in her arms, she saw that a fire was burning in her kitchen. Pilar could easily have lost her life, but Inti would not let that happen. Even though Inti could have escaped the house through a cat door, he wouldn’t leave Pilar.

As amazing as this story is, it is not as uncommon as you may think. Take the example of Charlotte Lee and her horse, Thunder. One summer night, the whole family was asleep with the windows open. It was normally very quiet where they lived. Suddenly, there was a loud noise. Charlotte woke up from her sweet dream, and the noise continued. Then she heard a horse running fast towards the house. The next thing she saw was Thunder standing outside her window, neighing(嘶叫) and shaking his head. She knew something was wrong. Charlotte quickly got everyone out of the house before the earthquake hit. Thunder has saved her life.

There are also stories of wild animals coming to the rescue of humans. One animal known to be a friend of humans is the dolphin. Once, Todd Endris was surfing with his friends when he was attacked by a 13-foot(4-meter) shark. In the middle of the attack, a group of dolphins came to his rescue by forming a protective ring around Endris until he could get safely to shore. Without the help of the dolphins, there is little chance that Todd could have escaped.

No one is sure why animals have so often come to our rescue. However, it is clear that humans and animals enjoy a close relationship. It is important that we care for them as much as we can.

【小题1】Why did Inti throw himself against the door? Because_____.
A.he wanted to get out of the room
B.he was trying to wake up his owner
C.he couldn’t find the way out because of smoke
D.he felt bored and was playing by himself
【小题2】Before the earthquake hit, Charlotte_____.
A.closed the windowsB.ran to warn her neighbors
C.got her horse out of the stableD.was sleeping deeply
【小题3】Both Inti and Thunder_____.
A.saved their owners several timesB.used to make noise at night
C.were shy and quietD.were brave, smart and devoted
【小题4】What might Todd say to those dolphins?
A.Thank you so much.B.What are you doing here.
C.Why are you leaving.D.Leave me alone.

Although orcas(虎肆), also known as killer whales, are famous for their attacks on sea animals, they are never a threat to humans. However, since late July, the normally social animals have been purposely attacking sailboats off the coasts of Spain and Portugal.

The strange behavior first reported on July 29, 2020, when a 46-foot boat was repeatedly attacked for almost an hour by nine orcas, almost turning the boat over and having its engine turned off. Since then. over 30 more similar incidents have been reported.

Researchers across the world are trying to explain the orcas’ behavior. Some believe it could be a result of the overfishing of the bluefin tuna-the orcas’ main food source-which has made the area’s killer whales hungry and unable to feed their babies. “I saw them look at boats carrying fish. I think they know humans are related to food shortages,”says Ken Balcomb, senior scientist at the Center for Whale Research in USA. The environmentalists believe that there is another reason for the agitation. They think the orcas’ behavior could also be caused by the sudden increase in boat. Human beings sail across the sea again, after months of restrictions(限制)on human activity last spring

However, Alfredo López, a biology professor in Spain, thinks the attacks are preventive (预防性) measures the orcas took to guard themselves against boat injuries. The researcher made such a summary after looking at the videos of a few incidents and noticing that two of the young killer whales involved had serious injuries. Hopefully, the experts will be able to find a way to bring the peace between the animals and the humans back soon.

【小题1】What can we infer about orcas from the first two paragraphs?
A.They are friendly to humans.
B.They always attacking boats.
C.They have changed their behavior.
D.They are famous for hunting skills.
【小题2】The underlined word “agitation” in Paragraph 3 probably refers to ___.
A.the attacks
B.boat injuries
C.fishing activities
D.human activities
【小题3】Which of the following may Alfredo Lopez agree with?
A.Orcas attack boats for food.
B.Orcas attack boats to protect themselves.
C.Orcas are living peacefully with humans.
D.Orcas are often hurt by human activities.
【小题4】Which of the following would be the best title for the passage?
A.How Do Killer Whales Attack Humans?
B.Why Are Killer Whales Attacking Boats?
C.What Can We Do to Help Killer Whales?
D.Why Should We Stop Hunting Killer Whales?

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