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题型:阅读理解 题类:常考题 难易度:普通

人教版(新课程标准)高中英语必修3 Unit 3 The Million Pound Bank Note 同步练习2

阅读理解

    A big bowl of milk can be a great way to start the day. Many snack bars contain nutrients that help our bodies stay strong and healthy. But some of these foods are packed with too many vitamins and minerals. According to a new study by the Environmental Working Group (EWG), this extra fortification may be more harmful than helpful.

    Of the tested snack bars, 27 have more than 50% of the recommended amounts of vitamin A, niacin and zinc. Nutrition facts listed on packages are based on recommended daily values for adults, who are physically larger and require more vitamins and minerals. So when kids eat these cereals (麦片) and snack bars, they are getting more nutrients than they need.

    Vitamin A, niacin (烟酸) and zinc (锌) are best in fresh and unprocessed foods that are in their natural state. Vitamin A helps you see at night. It occurs naturally in eggs, meat and carrots. Niacin is a vitamin that helps our bodies make energy. It is found in foods like fish, seeds, and peanuts, as well as in whole grains like wheat and brown rice. Zinc helps our bodies fight off infection. It is found in many foods, including wheat-based products, meats, beans and nuts.

    Children typically eat more than one serving of cereal or snack bars a day, in addition to taking vitamin supplements. Eating large amounts of these nutrients can be dangerous to kids' health. Too much vitamin A can cause liver damage, and high levels of zinc can destroy the body's natural immunity, or power to fight infection.

    The EWG authors are calling for the FDA to make changes to its guidelines for nutrient intake and revise its daily values to match kids' diets.

(1)、What can we infer from the second paragraph ?.
A、most kids are lack of nutrition. B、kids need less nutrients than adults. C、the cereals are full of all kinds of nutrients. D、the snack bars don't have enough nutrients .   
(2)、If you want to avoid infection, what food should you eat more?
A、Meat and nuts. B、Fish and rice. C、Eggs and carrots. D、Beans and fruits.
(3)、The fourth paragraph is mainly to tell us that__________.
A、children like eating fast food B、vitamins can damage immunity C、too many nutrients affect health D、children should refuse to eat cereal
(4)、What would be the best title for the text?
A、Nutrients and kids' health. B、Students' diet at school. C、Kids' three main nutrients. D、The importance of nutrients.
举一反三
阅读理解

    Climbers at Qomolangma are being asked to clean up after themselves.

Qomolangma has earned the nickname(绰号)the World's Highest Garbage Dump(垃圾场).

    Climbing Qomolangma,the world's highest mountain,just becomes more challenging.The government of Nepal is telling climbers they cannot leave trash on the trails.Each climber will have to come down the mountain with at the least 18 pounds of garbage.That's the average amount of trash a climber leaves behind on Qomolangma.

    Officials say climbers are responsible for their own trash.“We are not asking climbers to pick up trash left by someone else,”said the Nepal Tourism Ministry.“We just want them to bring back what they took up.”

    More than 4,000 people have reached the 29,035-foot summit(顶峰)in more than 60 years.Leaving trash along the way helps climbers keep their bags light so they have energy to reach the summit.“The trash problem in Qomolangma is not new.”Burlakoti says.“When the people started to climb the mountain,they started to leave their garbage there.”They have left behind bottles,food boxes and equipment.

    The new rule came into effect in April,2014.To make sure it is followed,climbers will have to deposit money(交保证金)before they climb.Once they climb back down the mountain,officials will check climbers at a return camp to make sure they have the required 18 pounds of trash.If they do,their money will be returned to them.If they do not,climbers will not receive their deposit and they will not be given a permit the next time they want to climb Qomolangma.

    The goal is to make sure no more litter will be left on Qomolangma."As we offer Qomolangma to all the people of the world they should take responsibility to clean it."Burlakoti says,“After seeing the results from this,we will also apply this rule to other mountains.”

阅读理解

    If you're planning to go on a diet o1 if you suffer from serious conditions like diabetes( 糖尿病), knowing exactly what and how much you're eating is essential. In this day and age, we have calorie and nutritional calculators even on our smartphones, but they act only as guides, whereas Panasonic's revolutionary new device, CaloRieco, actually analyzes the food on your plate and provides accurate in formation about in just a few seconds.

    You've probably used calorie calculators before,and you know that they only offer general information. For example, a calculator will tell you the average number of calories in a hamburger, but it can't tell you exactly how many calories are in the hamburger. The same goes for nutrients like protein or fats. And this is what makes the new CaloRieco so special.

    Displayed at a recent tech show, CaloRieco is a high-tech device that uses light reflection technology to determine the nutritional values of almost any food and also provide accurate calorie estimates.All you have to do is put your plate in the box-shaped device and wait between 10 and 20 seconds for it tc analyze all the food on there.

    Once it's done analyzing the various ingredients(原料)in your meal, CaloRieco displays the number of calories, as well as the nutritional content on an LED display, According to Panasonic, the device is able to recognize the vast majority of foods, except soups and very dark dishes.

    CaloRieco can also connect to your smartphone via an app, and send all the data about analyzed foods to your handheld, so you car access it whenever you need.

    Panasonic said that its outstanding invention is aimed at dieters and diabetes sufferers, both of which make up a large market.Unfortunately,you'llhave to wait a bit longer to your hands on your very own CaloRieco, as the device presented a the show is just a prototype(样品) which needs to be improved. It 's scheduled to hit the market sometime in the next few years, but the price remains unknown.

阅读理解

    If you are in Dubai you may notice a robot police officer sharing the street with you. Your first thought might be, “Have I walked into a movie set?”

    The answer is no. That robot is Dubai's newest police officer. The robot has a touch screen instead of a gun. The robot will be employed mostly at shopping centers and other places popular with visitors.

    The robot's face has eyes but no mouth or nose. It stands 165 centimeters tall and weighs 100 kilograms. If the robot works well, Dubai says 25 percent of its police force could be robots by 2030. The robot cop(巡警) was officially presented at Dubai's Gulf Information and Security Expo and Conference in May.

    The police hope the robot will make life easier for the people of Dubai. Khalid Al Razooqi is Director General of Smart Services at the Dubai Police. He said the robot can help the public every day, and that “it won't ask for any sick leave”.

    The robot cannot make arrests (逮捕). But it can recognize faces and compare them to photographs on a criminal database. It can also sense emotions. People can use the robot's touch screen to do things like reporting a crime, paying fines and reporting lost or found things. They can also ask how to get somewhere. The robot can greet and shake hands with people. So far, the robot can speak Arabic and English. It soon will learn other languages such as Russian, Chinese, French and Spanish. In addition to having a touch screen, the robot has a camera that can live stream video to a police command center.

    Dubai has plans to add other kinds of robots to its police force. Within two years, the city plans to use a three meter tall robot that can run up to 80 kilometers an hour. The Dubai government says the machine would be the world's largest robot. A human police officer will be able to sit inside and control the robot. It will be able to lift heavy objects.

    The city also plans to use an egg shaped robot to control parking areas and give tickets to people who break traffic laws.

阅读理解

The Alexander technique

    Until earlier this year, I didn't know anything about the Alexander technique—and saw no reason to think I should. One day, the backache I regularly suffered was more painful. I was brought up to think that the preferred way of dealing with aches is to do nothing and hope they'll go away, but I eventually went to the doctor. After examining me, he said, "You actually have bad posture (姿势). Go off and learn the Alexander technique." Three months later I could walk straighter and sit better.

    The Alexander technique is a way of learning how you can get rid of harmful tension in your body. The teaching focuses on the neck, head and back. It trains you to use your body less severely and carry out the movements that we do all the time with less effort. There is little effort in the lessons themselves, which sets apart the Alexander technique from yoga or pilates, which are exercise-based. A typical lesson involves standing in front of a chair and learning to sit and stand with minimum effort. You spend some time lying on a bench with your knees bent to straighten the spine (脊椎) and relax your body while the teacher moves your arms and legs to train you to move them correctly.

    The technique helps to break the bad habits accumulated over years. Try folding your arms the opposite way to normal. This is an example of a habit the body has formed which can be hard to break. Many of us carry our heads too far back. The head weighs four to six kilos, so any inappropriate posture can cause problems for the body. The technique teaches you to let go of the muscles holding the head back, allowing it to go back to its natural place on the top of our spines.

    So who was Alexander and how did he come up with the technique? Frederick Alexander, an Australian actor born in 1869, found in his youth that he had vocal (声音的) problems during performances. He analyzed himself and realized his posture was bad. He worked on improving it, with excellent results. He brought his technique to London and opened a teacher-training school, which is still successful today.

    So if you're walking along the road one day with shoulders bent forward, feeling weighed down by your troubles, give a thought to the Alexander technique. It will help you walk tall again.

 阅读下列短文,从每题所给的A、B、C、D四个选项中选出最佳选项。

Kelli Boehle says her son Nik was an amazing and caring person. Nik was diagnosed (诊断) with cancer in 2008 when he was 17. He passed away in 2012. But Nik's kindness and generosity have lived on long after his death

After he was diagnosed and started treatment, Nik was granted a wish experience from the Make-A-Wish Foundation. "For just this period of time, we didn't think about cancer," Kelli Boehle said. "All we thought about was enjoying our time together." In 2009, Nik met another young man Nate, who was also going through cancer treatment. He'd been diagnosed a month after turning 18, and Nik learned he was too old to qualify for a wish. The night before Nik passed away, he asked his mother to help ensure that young adults fighting cancer could have their wishes come true too.

"It was like a seed he planted that just wouldn't stop coming into my mind," she said. In 2012, Kelli Boehle started Nik's Wish. The nonprofit grants wishes to young adults between the ages of 18 and 24 who are battling cancer. Nate was the organization's first wish recipient. "It's meant to bring them joy and know that they're loved and that we're fighting for them, too," Kelli Boehle said.

Recently, 19-year-old Jordan Morrow received her wish to attend a Taylor Swift concert as part of a trip to Los Angeles. For Morrow, who has spent the last year battling brain cancer, going to the concert has done more than lift her spirits. "I think it's something to get me through whatever comes my way," she said. "And I'm thankful for Nik's Wish for that."

In the 1lyearssinceNik passed away, the organization has granted more than 300wishes across more than 30 states. In the beginning, Kelli Boehle says she wasn't sure she could be a wish maker and work closely with the young adults.But now, it'sher favoritething to do.

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