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1、Unit 4 Section II Grammar and usage & Integratedskills课时作业(原卷+答案)一单词拼写1. According to our rules, smoking is not p in our office.2. The scientist was determined to make a great breakthrough in (科学的) research.3. Sometimes, people don*t like asking questions for fear of appearing stupid and (无知的).4. Re
2、member that Thomas Costain was 57 when he(出版)his first novel, and that Grandma Moses showed her first pictures when she was 78.5. The volunteers1 primary(责任)is to help people with learning disabilities to realize their own importance.6. In our country, everyone has the right and(自由)to express his th
3、oughts and ideas.7. In traditional Chinese culture,(婚姻)decisions were made by parents for their children.二.单句语法填空1. Would you permit me here?Sorry, we dont permit in the library, (smoke)2. Your dad will go bananas if he knows you often drive his car without(permit).3. . I take for granted that you h
4、ave already check the answer.4. No matter what you like to do, there is a way to get (involve) in various activities on Earth Day.5. The best way to encourage your kids to enjoy meals is to involve them preparing them.6. his credit, Mr Green managed to get the important ceremony organized even if th
5、e time was so limited.7. A large number of people have sent off (apply) for the job. Some of the (apply) may be disappointed because only one third applying it have thechance to be employed.8. The far side of the moon is of particular(interesting) to scientists because it has a lot of deep craters (
6、环形山),more so than the familiar near side.9. It was fine weather that they all went swimming.10. Im responsible the sale of all the products. In other words, I should takefor the sale of all the products. (responsible)三.完成句子1 .科学家向艾滋病宣战以求在治疗艾滋病方面取得突破。Scientists AIDS in order to make a breakthrough in
7、 treating it.(declare)2 .弗兰克实在拿不准这工作是不是适合他。Frank was very uncertain. (as to)3 .经理提议我们应该有一个助手。有太多的工作要做。The manager we should have an assistant. There is toomuch work to do.(put)4 . 你如果不给露西带生日礼物，会让她失望的。谢谢你提醒我。今晚我一定给她买一份。If you dont bring a birthday present to Lucy, you may.一Thank you for reminding me.
8、 Surely Ill buy her one this evening.四.课文语法填空What is the value of science?The first value is that scientific knowledge enables us 1.(do) and make all kinds of things. Scientific knowledge is an enabling power to do either good or bad2.it does not carry instructions on how to apply it. Such power 3.(
9、have) obvious value. Another value of science is the intellectual enjoyment it can provide us 4. Thanks to the scientific effort, we have been led to imagine all 5.(sort) of things which are more fantastic than poets and dreamers of the past ever could. Lets turn to a 6.(three) value that science ha
10、s. The scientist has a lot of experience with 7.(ignorant) and doubt and uncertainty, and this experience is 8.(great) important. Scientists take it for granted that 9.is perfectly possible to live and not know.10. (know) the great progress that is the fruit of freedom of thought, we as scientists h
11、ave the responsibility to declare the value of this freedom.五.阅读理解ASomeday, umbrellas may do more than just keep people dry. A researcher in the Netherlands has designed a simple sensor (传感器)that listens“ to rain. And that sensor can turn an umbrella into a rain-measuring expert.Tools like this can
12、let anyone gauge the weather. That can help scientists make sure that satellites and radar (雷达)systems that track storms are doing a good job.“Rain radar is a beautiful way of seeing where rainfall is up in the air. But you never know where it hits the ground, “ says Rolf Hut. He designed the umbrel
13、la sensor.Researchers want to know how much rain makes it to the planets surface. Not all rain that falls from a cloud reaches the ground. And it can be difficult for radar and satellites to measure that rain, particularly in cities. A host of big buildings can change how air and rain move during a
14、storm. It also explains why a single, expensive sensor-the kind that might be found at an official weather stationwont give accurate citywide data, “ Hut says. But by putting a low-cost rain measuring tool into peoples hands, scientists can learn more about how much rainfall differs in these and oth
15、er hard-to-measure places.On the inside of the umbrella is a small, yellow disk (磁盘).It is the rainfall sensor. The sensor is attached to a black Bluetooth headset that sends the collected data to a smartphone.Hut came up with the idea to stick the same type of sensor on an umbrella when he was talk
16、ing to kids about science. He showed them a photo of a policeman who was holding an umbrella and talking to a crowd into a microphone. Why not put the two together? He thought it could make a cool rainfall sensor.When the data of a storm came through, Hut compared the umbrellas new ear for rain to o
17、fficial rain measuring equipment. And to his delight, he found the umbrella measurements were pretty good. His next step is to improve the umbrella sensor to be more accurate.1. The purpose of this passage is to.A. promote a unique umbrellaB inform us of a new inventionC make readers interested in s
18、cienceD praise a researcher for his invention2. The underlined word “gauge“ in Paragraph 2 most probably means A. change B. controlC. measure D. sense3. Why can it be hard for official weather stations to measure the rain in cities?A. Their collected data cannot be sent to smartphones.B They are lac
19、king in weather measuring equipment.C. Rainfall differs hugely depending on various areas.D. Big buildings influence the move of air and rain.4. What do we know about Huts new invention?A. Hut is not satisfied with his new invention at all.B. Huts invention is something useful but expensive.C. Hut w
20、ill pay more attention to the accuracy of the sensor.D. A policeman in the rain helped Hut with the invention.BTheres nothing magical about the number 10, 000. In fact, the idea of walking at least 10, 000 steps a day for health goes back many years to a marketing campaign started in Japan for the s
21、ale of pedometers （计步器）.And, in the years that followed, it was accepted in the US as a goal to pursue good health. It*s often the default setting （默认设置）on fitness trackers, but whats it really based on?“The original basis of the number was not scientifically determined, “ says I-Min Lee, a research
22、er of Brigham and Womens Hospital. She was curious to know how many steps we need to take a day to maintain good health and live a long life, so she and her workmates designed a study that included about 17, 000 elderly women. Their average age was 72. The women all agreed to wear devices to track t
23、heir steps as they went about their day-to-day activities.It turns out that women who took about 4, 000 steps per day got an increase in longevity （长 寿）,compared with women who took fewer steps. In fact, women who took 4, 400 steps per day, on average, were about 40 percent less likely to die during
24、 the follow-up period of about four years compared with women who took 2, 700 steps. The findings were published Wednesday in JA MA Inte rnalMedicine.Another surprise: The benefits of walking maxed out at about 7, 500 steps. In other words, women who walked more than 7, 500 steps per day saw no addi
25、tional increase in longevity.Janz, who helped shape the new national exercise recommendations, says the message that comes from this study is encouraging. I think its really good news for women who may not be particularly active, says Janz All they have to do is walk. To me, this study suggests ther
26、e are more benefits of light exercise than we were previously thinking there might be.”5. How did the idea of walking at least 10, 000 steps a day come into being?A. It was made up by a group of elderly women.B It was indeed the result of a scientific study.C It actually came from a business adverti
27、sement.D. It was based on a test by both Japan and the US.6. Which is an ideal choice for women walkers according to the study?A. 2, 700 steps. B. 4, 400 steps.C. 10, 000 steps. D. 17, 000 steps.7. . In which part of a newspaper can you read the passage?A. Health.B. Culture.C. History.D. Tourism.六.七
28、选五In the spring and summer months, thunderstorms are common. . In thunderstorms, lightning can strike （击中）people and buildings and is very dangerous.It was reported that a man was struck by lightning when he was making a phone call under a tree and died at once. You may not know it, but nearly 1, 80
29、0 thunderstorms are happening at any moment around the world. 2 . So what should you do during a lightning storm? Scientists say that a persons chances of being struck by lightning are 1 in 600, 000.3 .If you are indoors during a thunderstorm：*Stay away from anything that is metal because lightning
30、can come into the house through it.*Dont stand near the windows.Dont take a shower or bath. Lightning can travel through water.*Never use the phone. 4 .If you are caught in a thunderstorm outdoors：5 . If theres no building around, try to find a low place to stay in.*Do not go under a tree because li
31、ghtning could hit the tree and travel through the tree to hit you.*Also never use a cell phone.A. Try to get home as soon as possibleB Go into a nearby building right awayC. But it is very important for us to learn about lightningD. In fact, many people are killed by lightning every yearE. Lightning
32、 could travel through the phone line and hit youF. Since they happen often, some people dont take them seriouslyG. But you can reduce those chances by following these safety rules参考答案一 .单词拼写1 . permitted2.scientific3. ignorant4.published5.responsibility6. freedom7. marriage二.单句语法填空1 . to smoke; smok
33、ing 2.permission 3.it 4.involved 5.in 6.To 7.applications; applicants; for 8.interest 9.such lO.for; responsibility三.完成句子2 . declare war on 2.as to whether the job was suitable for him 3.put forward a suggestion that 4.let her down四.课文语法填空3 . to do 2.but 3.has 4.with 5.sorts 6.third 7.ignorance 8.gr
34、eatly 9.it10.Knowing五.阅读理解A【语篇解读】 本文是一篇说明文。文章介绍了一项创造，创造者将能够“听”雨的传 感器放入雨伞内，这样这把伞就可以测量降雨量了。1 .答案与解析：B 考查写作目的。根据全文内容尤其是第一段中的A researcher in the Netherlands has designed a simple sensor （传感器）that listens,to rain” 可知，文章主要介绍了 一项创造，创造者将能够“听”雨的传感器放入雨伞内，这样这把伞就可以测量降雨量了。2 .答案与解析：C 考查词义猜想。由第一段中的“that sensor can
35、 turn an umbrella into a rain-measuring expert可知，这个传感器能将雨伞变成一个测量降雨量的专家，也就是说 这样的工具能帮助人们测量天气。故应选C项。3 .答案与解析：D 考查细节理解。由第四段中的“A host of big buildings can change how air and rain move during a storm”可知，在城市中，大片的高楼能够改变空气和雨的活动。这 也就是官方的天气预报站难以精确地测量城市中的降雨量的原因。4 .答案与解析：C考查细节理解。由文章最后一句可知，Hut将会改善传感器使其更 精准，故C项正确。
36、B【语篇解读】 本文是一篇说明文。研究者的目的在于探索一天走多少步更有益于健康。 研究者通过对大约17 000位老年女性运动步数的研究了解到，运动有利于人们的健康和长 寿，并且轻量运动比人们之前认为的对人的身体更有益处。5 .答案与解析:C 考查细节理解。由文章第一段中的“In fact, the idea of walking at least 10, 000 steps a day for health goes back many years to a marketing campaign started in Japan for the sale of pedometers （计步器）
37、”可知，为了健康每天至少走10 000步的想法可以追溯到多 年前日本开始的一项销售计步器的营销活动。由此说明一天至少走10 000步的概念来自广 告。应选C项。6 .答案与解析：B 考查推理判断。由第三段中的“It turns out that women who took about 4, 000 steps per day got an increase in longevity （长寿），compared with women who took fewer stepsv 和第四段中的 “women who walked more than 7, 500 steps per day saw
38、 no additional increase in longevityv可知，实验结果说明，每天走大约4 000步的女性比每天走更少步的 女性寿命更长，而每天步行超过7 500步的女性其寿命并没有增加。应选B项。7 .答案与解析：A考查推理判断。本文主要介绍了人们每天走的步数与健康和长寿 的关系，因此最有可能出现在有关身体健康的报纸栏目上。应选A项。六.七选五【语篇解读】 本文是一篇说明文。介绍了雷暴的危害以及几条关于减少雷暴伤害的安 全措施。1 .答案与解析：F 空处承接上文，根据空前的“In the spring and summer months, thunderstorms are
39、common n可知，在春季和夏季，雷暴是常见的。综合选项可知，F项”因 为雷暴时常发生，所以一些人并不重视”入选。F项中的“happen often”照应上文中的 “common”。2 .答案与解析：D 由上文中的 “but nearly 1, 800 thunderstorms are happening at any moment around the worldv可知，但是世界上随时都有将近1 800次雷爆发生。而空后及接 下来的内容是应对雷暴天气的平安措施，故空处要介绍的是雷暴对人类造成的危害，故D 选项入选。3 .答案与解析：G空处承上启下，根据下文中介绍减少雷暴伤害的平安措施可知， 本空引出下文中的措施，故G项“但是通过遵守以下这些平安条例，你可以降低（被闪电击 中的）可能性”入选。4 .答案与解析：E根据“Never use the phone”可知，在雷暴天气时，你在屋内不能用 ，故接下来要说用 带来的危害。故E项符合语境。5 .答案与解析：B 根据空后的“If theres no building around, try to find a low place to stay in可知，如果附近没有建筑，那就找个低矮的地方，待在那里。分析选项可知B项承 接下文，告诉我们在室外遭受雷暴时，要马上进入附近的建筑内。应选B。