人教版2020年备战中考初中英语专项训练-阅读理解(科普环保类)A卷

1、第 页共9页人教版2020年备战中考初中英语专项训练一阅读理解（科普环保类）A卷姓名:班级:成绩:一、阅读理解（共5题；共52分）（10分）阅读理解If youre ever apart from your children, a new study says just talking on the phone will help just as much as a hug（ 拥抱）.If youre a parent who spends long hours on the job, you probably feel sorry for spending so much time away

2、 from your kids. But the results of a new study show that a mothers voice alone can be just as comforting to an anxious child as physical contact（接触）.In an experiment, researchers from the University of Wisconsin Madison asked a group of girls between the ages of 7 and 12 to solve math problems in f

3、ront of judges a stressful situation for anyone. Before the girls were set to give their answers, the researchers measured their levels of two hormones（荷尔蒙）：cortisol, which goes up during stressful periods, and oxytocin, the love hormone, which goes down at the same time.After the girls finished the

4、 problems, some of them got to meet up with their mothers right away.The momscame in and hugged the girls. Another group of the girls didnt see their mothers, but received phone calls from them, in which their mothers told them how well theyd done. The final group had no contact with their mothers,

5、but instead watched an animal movie, March of the Penguins.Finally, the girls hormone levels were measured again. Although the movie was interesting, it did nothing to reduce the childrens anxietybut, surprisingly, both the physical contact and phone callsfrom their mothers had the same effect on re

6、ducing the girls stress levels.So, no matter how old you are, if youre feeling stressed about something in your life, a phone call to Mom might be just the key to help you feel better.If a girl is under stress,.A . she cant solve math problemsB . she will have high levels of hormoneC . oxytocin will

7、 remain at a high levelD . cortisol will go up with oxytocin downWhich of the following is the right order in which the study was carried out?The girls levels of hormones were measured again.The girls solved math problems.The girls levels of hormones were measured.The girls were divided into three g

8、roups.A . b-c-d-aB . d-b-c-aC . c-b-d-aD . d-c-b-a3) From the passage, we can infer that.A . it is easy for girls to solve math problemsIB . the girls who had watched the movie remained anxiousC . mothers should hug their kids as often as possibleD . older girls have higher cortisol than younger one

9、sWhats the main idea of the passage?A . A mothers voice can comfort her anxious kids.B . Mothers should often hug their kids.C . Mothers should spend enough time caring about their kids.D . Scientists discovered why kids become stressed when having tests.（12分）（2019九上萧山月考）阅读理解You and I can tell one f

10、ace from another easily, but can computers do the same with few mistakes?At an earlier time, many thought it was impossible, but progress in facial recognition（识另1J ）softwarehas made it come true. Technology is quickly catching up with the human ability to read faces.Somefacial recognition systems u

11、se a digital picture and measure（硬U量）different points on the face. Measurements include the distance between the eyes, the width of the nose, the length of the jaw（下巴）line and more. A detailed map, or faceprint, of the face is developed, stored and later used as a basis for comparison and matching.S

12、omegovernment agencies, airports and banks use facial recognition technology for safety purposes. Apple and Facebook use it to provide their users with added convenience. For example, Apples new iPhone is expected to use it to unlock the home screen. Other companies use it to help them in better rec

13、ognizing their customers needs. For example, some stores are checking into the use of the technology to catch sight of return customers. Then they can offer special deals, based on the customers buying habits.In America, facial recognition is used by universities to check students attendance. This y

14、ear Welsh police used it to catch a terrorist outside a football game. In China it checks on the identities of ride-hailing drivers, permitstourists to enter some places of interest quickly and lets people pay forthings with a smile.While some systems are used with the knowledge of the persons, othe

15、rs arent, and that raises worries. For many people, however, convenience outbalances the worries, in other words, meaning that facial recognition technology is likely here to stay.The underlined word it in the first paragraph refers to the fact that.A . humans make few mistakes|B . humans tell one f

16、ace from anotherC . computers make the same mistakesD . computers have the ability to read facesAccording to the passage, stores use facial recognition technology to.A . Know customers needsB . keep the store safeC . improve the convenienceD . catch thieves quicklyIt can be inferred from the last pa

17、ragraph that the author feels about the facialrecognition.A . worriedB . movedC . hopefulD . doubtful|4） The author wrote this article to.A . encourage the use of facial recognitionB . show the importance of facial recognitionC . predict the development of facial recognitionD . introduce the technol

18、ogy of facial recognition（10分）阅读下面短文，判断正误。Sometimes people cry when they are sad. Other times people cry tears of joy. But your eyes make tears all the time, whether you are crying or not. Do you know the tears help keep your eyes healthy? They keep your eyes from drying out. A special area of the e

19、ye drips （滴）all the time. It keeps the eye humid.If you look in a mirror, you can see tiny holes in the comers of your eyes. Each hole leads to a small tube that runs to your nose. Tears run slowly into this tube drip by drip. Day and night the holes drain （ 流走）the tears away. If they didnt, you wou

20、ld always look as if you were crying.If you begin to cry, there are many more tears. The holes cant drain all of them. Then extra tears run out onto your face.Tears help keep eyes safe. If there is something harmful in the air, the eyes fill with tears. These tears coat your eyes. They keep the harm

21、ful air out.Contact lenses（隐形眼镜 ）can make the eyes too dry. Some people have to add tears to their eyes.They buy bottles of eye drops to keep their eyes wet.Eyes make tears no matter how people feel.|2） When you cry, tears run into your nose or onto your face.If there is something harmful in the air

22、, tears protect your eyes by covering them.|Contact lenses make you have more tears in your eyes.5） Tears are harmful to your eyes.（10 分）Have you ever heard an echo of your voice?An echo is a reflected（ 反射）sound. Stand in a very large, empty hall with nothing on the walls. Then shout. The sounds you

23、 make will hit the walls and come back to you. The walls reflect the sounds. These reflected sounds are called“echoes.We can use reflected sound to make sound travel farther. Hold a watch about fifty centimeters from your ear. You cannot hear it. The sound of the watch travels a short way in all dir

24、ections. It does not travel as far as your ear. You can make it travel to your ear by using a roll of cardboard（Z氏板筒）.Make the roll of cardboard about fifty centimeters long. Put one end over your ear and hold the watch at the other. Nowyou can hear the watch because the sound has not gone in all di

25、rections. It is reflected down the roll to your ear.A megaphone（喇叭筒）works in the same way. It makes sound travel farther. It reflects the soundintoa beam which can travel a long way. In the ship, the sailor uses the megaphone to make his voice travel.Without the megaphone, his voice cannot travel fa

26、r.We use reflected sound in many ways. We use it to measure the depth of the sea, for example. Among the animals, bats and whales use reflected sound to tell them where they are and what things are near them.Which is the right order of hearing our echo in a very large, empty hall?a. We hear the refl

27、ected soundb. The sound returns to usc. The sound hits the wallsd. We make a soundA . c, b, a, dB . c, a, b, dC . d, c, b, aD . d, b, c, aFrom the text we learn that.A . reflected sound is useful only to blind peopleB . people havent made use of reflected sound yetC . bats use reflected sound to fly

28、 and get foodD . whales dont use reflected sound as they live in the seaIf you havent got a megaphone,will help you to make your voice travel farther.A . a long piece of woodB . a roll of cardboardC . a thin threadD . a long piece of silk(10分)根据短文内容，选择正确答案。A kind of little cars may take the place of

29、 todays big ones many years later. If everyone drivessuch cars in the future, there will be less pollution in the air. There will also be more space for parkingin cities, and the streets will be less crowded.The little cars of the future will cost less. Driving will be safer, too, since these little

30、 carscan go only 65 kilometers an hour. The cars of the future will be fine for going around a city, but they will not be useful for a long way. Little cars will go 450 kilometers before they need to stop for more gasoline ( 汽油).If big cars are still used with the small ones, two kinds of roads will be needed in the future. Some roads will be needed for the big, faster cars and other roads will be needed for the small, slower ones.There is much pollution in the air today because.A . people drive big ca