2021届哈尔滨市风华中学高三英语期中试题及答案解析.pdf
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1、2021 届哈尔滨市风华中学高三英语期中试题及答案解析 第一部分 阅读(共两节,满分 40 分)第一节(共 15 小题;每小题 2 分,满分 30 分)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 A Sevenhugs HugOne Do you want to improve the quality of your sleep?Sevenhugs has created HugOne that tracks different sleep patterns to help families consistently rest better.There are doze
2、ns of devices and tools devoted to monitoring the sleep.But,HugOne is the worlds first family smart home sleep system,which integrates a calculation rule for sleep patterns of children and adults.HugOne is a well-designed product,full of a sense of science and technology.It connects to a number of s
3、maller sensors called“minihugs”,which are placed on the edge of each bed.They monitor the sleep patterns and other data coming from the person sleeping in that bed.The data arethen sent to an app on the smartphone.The benefits of HugOne include:*Having a smart alarm clock on the app as HugOne learns
4、 your sleep cycle and automatically sets and sounds to when the best moment in your sleep cycle is identified.*Monitoring temperature and humidity in your bedroom as well as indoor air quality for the main living space.*Linking with smart lamps and thermostats,allowing users to fall asleep with suns
5、et light and preferred nighttime temperatures,and wake up to sunrise light and preferred daytime temperatures.*Ensuring safety from electronic transmissions when you sleep-when the minihug senses a presence in bed,it shuts off its electronic transmissions and starts recording sleep data and sending
6、them to the app.The following are selected from customers comments:I prefer HugOne,since its convenient to use.I simply place the minihug in the corner of my bed under the sheet and it goes to work monitoring my sleep cycle.Its really good.Robert Compton HugOne available for purchase includes:I thin
7、k HugOne is a humanized product.Its shareable,and Ive connected eight minihugs to the HugOne base in my house.All my family members think highly of it.Chris Hanawalt HugOne will provide maximum protection for your sleep.If you want to get more detailed information,please call the sellers at 1-800-57
8、6-1899 or .Style:Sleep Tracking System2 Sleep Sensors Colour:BlueRose 1.How does HugOne effectively work?A.It controls sleep patterns automatically.B.It creates smart systems for a better sleep.C.It collects sleep data through the minihugs.D.It makes a calculation of the data sensors need.2.Accordin
9、g to the passage,HugOne can _.A.adjust temperature,humidity and air quality in bedrooms B.update the sleep cycles by aid of an alarm clock on the app C.record sleep data when there are electronic transmissions in bed D.help users fall asleep and wake up naturally with preferred temperatures 3.The pa
10、ssage is made more believable by _.A.providing statistics B.drawing a comparison C.giving a demonstration D.using recommendations B Typhoons can be deadly in 2013,Typhoon Haiyan,the strongest ever recorded,was responsible for 6,340 deathsand cost billions in damages.Current forecast modelscan only p
11、redict these storms 10 days in advance,at most,and they cannot precisely predict how intense the storms will become.An international team of researchers has developed a model that analyzes nearly a quarter of Earths surface and atmosphere in order to better predict the conditions that birth typoons.
12、“The target problem of this study is how to foretell the birth of typhoons,”said paper author Mingkui Li,associate professor in the Key Laboratory of Physical Oceanography in the Ocean University of China and the Pilot National Laboratory for Marine Science and Technology(QNLM).“We specifically addr
13、ess three aspects:the beginning time,inner pressure and maximum wind speed.”The researchers also accounted for the influence of one variable(变量)on another,such as wind speed on sea surface temperature.This influence is well understood and accounted for in climate predictions and in weather forecasts
14、,butithas not been fully applied in understanding how long-term climate affects day-to-day weather,according to Li.“We aimed to provide insights on the time scale that can be used to forecast typhoons in advance.”From their study,the researchers determined that a model with the ability to better und
15、erstand the relationship between warm sea surface temperatures and weak wind movement conditions that favor typhoon formationcould improve typhoon predictability.“Our goal is to develop a 10 to 30-day prediction system that will lead to seamless(无缝的)weather-climate predictions.”Shaoqing Zhang,paper
16、author and professor in the Key Laboratory of Physical Oceanography,said.4.What is the problem with the present forecast system?A.It cannot foretell storms in advance.B.It is ineffective in accuracy and timeliness.C.It costs too much and causes great damages.D.It can hardly predict the intensity of
17、typhoons.5.What does the underlined word“it”in paragraph 4 refer to?A.The variable.B.The climate C.The temperature.D.The influence.6.What is the purpose of the study?A.To advance the prediction system.B.To figure out the three main aspects.C.To know how climate affects daily weather.D.To understand
18、the influence of the variables.7.Where is this text most likely from?A.Awork diary.B.A travel guidebook.C.A science magazine.D.A fantasy fiction.C Taking an afternoon nap could keep your brain sharp,a new study has said.Adults ages 60 and older who took afternoon naps showed signs of better mental a
19、bility compared to those who didnt nap,according to a study published in General Psychiatry earlier this week.Researchers analyzed napping habits in 2,214 older Chinese people and measured their cognitive abilities using several cognitive tests.Participants took the Mini-Mental State Examination and
20、 theBeijingversion of the Montreal Cognitive Assessment,both of which test for memory,language and other cognitive abilities.In every category listed in the study,nappers tested statistically higher on average compared to their non-napping counterparts.Researchers did not gather data from people und
21、er 60,so a correlation cannot be drawn between napping and younger generations.The study also noted that there are conflicting studies about the benefits and risks of napping.Sleeping behaviors can be affected by a multitude of factors,said Dr.David Neubauer,associate professor atJohnsHopkinsUnivers
22、ity.“Daily routines,medication use and sleep disorders can all play a role in how frequently someone takes a nap.”he said.Neubauer recommended taking a shorter“power nap”of up to 20 minutes to decrease the chances of transitioning into slow-wave sleep,which makes people feel groggy when they wake up
23、.“Napping can be a healthy part of an older adults day”,Neubauer acknowledged,but make sure“sleepiness isnt due to a treatable nighttime sleep disorder.”Older individuals who want to do all they can to preserve their cognitive functioning should put nighttime sleep first.8.What is the best way to ke
24、ep a better cognitive ability for the old?A.Take a nap every day.B.Take sleep disorder seriously.C.Have a good sleep at night.D.Do exercise regularly.9.How did the researchers reach the conclusion?A.By taking the examinations and assessment.B.By analyzing napping habits and giving tests.C.By measuri
25、ng nappers ability and analyzing them.D.By doing an experiment.10.Which has NO effect on ones sleeping behaviors?A.Taking a nap.B.Medicine treatment C.Sleep problems D.Everyday activities.11.What can we know about“slow-wave sleep”?A.It appears in short nap up to 20 minutes.B.People should avoid it i
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