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题型:阅读理解 题类:常考题 难易度:普通

重庆市巴蜀中学2017-2018学年高二上册英语期中考试试卷

阅读理解

Jennifer Fish, a weather forecaster may soon be replaced by something truly fishier—the shark.

    Research by a British biology student suggests that sharks could be used to predict storms.

    Laura Smith, 24, is close to completing her study on shark's ability to sense pressure.

    If her studies prove the theory, scientists may be able to monitor the behaviour of sharks to predict bad weather.

    Miss Smith had previously studied the behaviour of lemon sharks in the Bahamas.

    She then used their close relatives, lesser spotted dogfish (猫鲨), for further research at Aberdeen University.

Her work—thought to be the first of its kind to test the pressure theory—resulted from the observation that juvenile blacktip sharks off Florida moved into deeper water ahead of a violent storm in 2001.

    Miss Smith said: “I've always been crazy about traveling and diving and this led me to an interest in sharks.”

“I was delighted to have been able to research in the area for my degree. I know there's so much more we need to understand—but it certainly opens the way to more research.”

    It has been discovered that a shark senses pressure using hair cells in its balance system.

    At the Bimini Shark Lab in the Bahamas, Miss Smith fixed hi-tech sensors to sharks to record pressure and temperature, while also tracking them using GPS (Global Positioning System) technology.

In Aberdeen, she was able to study the effects of tidal (潮汐的) and temperature changes on dogfish—none of which were harmed. She also used a special lab which can mimic (模拟) oceanic pressure changes caused by weather fronts.

    She is due to complete her study and graduate later this year. She says she will be looking for a job which will give her the chance to enrich her experience of shark research.

(1)、The passage is most probably taken from       .
A、a short-story collection B、a personal diary C、a research paper D、a popular science magazine
(2)、What do we learn from the first four paragraphs of the passage?
A、Jennifer Fish is not fit for her job. B、Sharks' behaviour can be controlled. C、Sharks may be used to predict bad weather. D、Laura Smith will become a weather forecaster.
(3)、Laura Smith conducted her research by       .
A、monitoring sharks' reaction to weather changes B、measuring the air pressure of weather fronts C、recording sharks' body temperature D、removing hair cells from a shark's balance system
(4)、What is the passage mainly about?
A、A popular way of forecasting weather. B、Biologists, interest in the secrets of sharks. C、A new research effort in predicting storms. D、Laura Smith's devotion to scientific research.
举一反三
根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

    Here, sleep experts clear up some of the biggest misunderstandings about sleep they see with their patients, which could weaken your ability to have a night of good sleep.

Myth: {#blank#}1{#/blank#}

    The latest research shows that the right amount of sleep may vary from person to person and should leave you feeling energized the next day. I'm a sleep doctor. Take myself for example. {#blank#}2{#/blank#}.

Myth: Don't fall asleep with the TV on.

    I've cured more people suffering from sleep problems than you can imagine by telling  people it's OK to fall asleep with the TV on. {#blank#}3{#/blank#}Control the watching time so it doesn't affect your sleep later in the night.

Myth: You can catch up on lost sleep on the weekend.

    {#blank#}4{#/blank#} A Harvard study found that even if you sleep for an extra 10 hours on the weekend to make up for only sleeping six hours a night for two weeks, those extra hours won't improve  your reaction times or ability to focus. Plus, sleeping late throws off your biological clock, which can lead to obesity, diabetes, and heart disease.

Myth: Alcohol can help you rest easy.

    {#blank#}5{#/blank#} Alcohol may relax you so you nod off quicker, but studies show you'll wake up more and get less of deep sleep you need to feel rested.

A. You need 8 hours' sleep a night.

B. A lack of sleep can cause anxiety.

C. We take unscheduled naps during the weekend.

D. I've been a 6.5-hour sleeper my entire adult life.

E. Many people can't turn off their brains, but watching TV helps.

F. People commonly use alcohol to fall asleep, but it doesn't work.

G. You can't make up for too little sleep by sleeping more at weekends.

阅读理解

    Now Glen doesn't like to think what might have happened had he and his best friends, Ray Wightman and Chris Johnson, picked their usual path along a rocky outcrop-the faster route to Johnson s home on Triangle Mountain. They were heading there after school that day-April 14, 1999-to play street hockey in Johnson's driveway. There were other lucky twists, too: not stopping at the shops to get a cola« as they usually did; hearing the strange cry.

    It was 3:30 pm. The three teens were laughing and talking when suddenly they heard a strange cry coming from the ditch(沟渠) across the road. Crossing to take a look, they found an Adidas gym bag sitting deep in the icy water. They climbed down the steep bank and pulled the bag from the water, expecting to find abandoned cats or dogs inside. Instead, the boys found a trembling newborn girl. Wrapped in an old blanket, wearing a thin nightshirt, she was almost blue, her lips shaking from the cold and her crying.

    The boys couldn't have been more astonished. They knew this one needed to get warm and dry, although they didn't know much about babies. Ray dug through his gym bag and wrapped her in a T-shirt. “We didn't know what to do,” said Glen. “I didn't think any of us had really held a baby before.” So the three stood beside the ditch, dumbfounded, taking turns to hold the baby to their chests to keep her warm.

    “We knew it was no use walking up to Ray's house, because his mum was working and no one would be home. We figured we'd have a better chance just staying by the road and flagging down someone.” So they stood there and waited.

    A car drove by and the boys caught the driver's attention, telling her that they had found a baby. The woman then drove off to get help. When the police and ambulance came 20 minutes later, the teens were told the baby was probably two or three hours old and had perhaps been in the ditch for an hour or more. They were also told that they had saved her life and that given 10-20 minutes more in the cold water, she probably would be drowned.

阅读理解

    A five-year-old dog named Kelsey has been praised as a hero for helping to save the life of her owner who slipped in the snow and broke his neck.

The man, Bob, was alone when he left his Michigan farmhouse on New Year's Eve to collect firewood. Expecting a journey of only several meters, Bob was wearing just long johns(衬裤), a shirt and slippers when he went outside, although the temperature was around-4℃.

    After the accident, he was unable to move in the snow. Fortunately, Kelsey came to his assistance.

    "I was shouting for help, but my nearest neighbor is about 400 meters away, and it was10:30 pm," Bob explained. "But my Kelsey came. By the next morning, my voice was gone and I couldn't yell for help, but Kelsey didn't stop barking."

    Kelsey's companion kept him warm by lying on top of him. She licked his face and hands to keep him awake. "Kelsey kept barking but never left my side," Bob recalled. "She kept me warm. I knew I couldn't give up and that it was my choice to stay alive."

Bob spent 20 hours in the freezing cold. When he finally lost consciousness, his dog kept barking. Finally, hearing the barking, Bob's neighbor discovered him at 6:30 pm on New Year's Day and called the emergency services at once. When Bob arrived in hospital, his body temperature was below 21℃. However, doctors were surprised to find that he didn't have any frostbite(冻疮). They believed it was because of Kelsey's determination to keep him warm. Dr. Chaim Colen, the doctor who treated Bob, said, "Animals can help and his dog really saved him... He was very fortunate.

    Bob said he was "enormously" grateful to both Dr. Colen and his Kelsey. "They saved my life. They are truly heroes!"

阅读理解

    The Pope John XXIII Regional High School robotics team has brought about many crea-tions in its laboratories. Most of these creations have earned them prizes in their robotics leagues, articles in local media and praise from many people around the world. None of them, however, can equal to what they experienced during one of their most recent projects.

    The robotics team helped design and build an electrically during one of their most recent projects, girl during an event snonsored by the GoBabyGo program and Toyota. The goal of the disabled is to build an electncally opiated vehicle and meet the needs of a specific disabled child. After hearing about the program, the robotics team jumped on the opportunity.

    When they got to the hospital for the event,the team members joined forces with engi-neers from University of Delaware, Toyota employees and and doctors to help a girl named Jaleah.

    Using instructions provided on an iPad by GoBabyGo,they put together a plastic battery-oper-ated vehicle-one of 12 that were made at the event-that was bespoke to Jaleah. Her vehicle was a baby blue jeep that had designs from the hit Disney movie Frozen and was decorated with snowflakes (雪花),butterflies and flowers.

    More importantly,the team rerouted the electrical system in the car so that Jaleah only needed to push a large button on the steering wheel to drive the car, giving her the freedom to move. In addition, they helped design special seating structure to keep Jaleah safely secured.

    When they completed the project, Jaleah and her parents' reactions took the PJ robotics members by surprise.“ It was really satisfying,” PJ junior Austin Fett said. “When she was riding it, she was having so much fun. It was a great feeling. ”

    While they are looking forward to their future projects and competitions in the FIRST Technology Challenge league, the robotics team will always remember the days they helped Jaleah become a mobile kid.

    “We made something that she will love and use forever,” PJ senior Keith Johnson said.

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