2019中考英语大阅读练习（18）及答案Part AThe universe is really mystical ( 神秘的 ). Scientists have done lots of study about it but there is still much they havent discovered. Scientists think that there _1_ life on the earth for many years. However, we havent found life on any other planets _2_. There are eight planets going around the sun. The earth is one of them. There are humans, animals, plants and many other kinds of life on the earth. There is water and air, too. And compared to the other planets, the earth is not too _3_ or too cold. None of seven other planets has an environment like that of the earth. The sun and its planets are called the solar system, and our solar system is a small part of a _4_ larger group of stars and planets, called the Galaxy or the Milky Way. There are _5_ stars in the Galaxy, and our sun is only one of them. Scientists have also discovered many other galaxies in the universe. Their light has to travel for many years to reach us. So _6_ is the universe？It is impossible to imagine. Scientists have sent spaceships to the planet Mars _7_ photos. They have even sent spaceships to travel outside _8_. However, no spaceship has travelled _9_ to reach other stars in our Galaxy. When we see stars twinkling ( 闪耀 ) in the sky at night, we may think a lot: _10_ so many stars in the universe, is there life out there in space? If there is life on other planets, what life will be like there? What transports do they use to travel? Why dont they visit us？We do not know the answers. 1. A. is going to be B. are going to be C. has been D. have been2. A. yet B. already C. still D. just3. A. cool B. warm C. hot D. wet4. A. most B. more C. many D. much5. A. 200 billions of B. 200 billion of C. billions of D. billion of6. A. how large B. how far C. how wide D. how long7. A. taking B. to take C. take D. took8. A. Mars B. the sun C. the earth D. the solar system9. A. enough far B. far enough C. enough close D. close enough10. A. with B. without C. by D. on110、CACDC ABDBAPart BA（2019中考保健与健康类选练）The world has many beautiful sounds. We can hear the songs of birds and the laugh of people. We can listen to cool music and news reports. And its all because of our ears! They bring us a world of sounds.But some people cant hear any sound at all. Some are born deaf. Others can hear well in their childhood, nut too many loud sounds hurt their ears later on.Many people in China cant hear ordinary sounds clearly. Lots of them are children. Most of them are born with good hearing. But six children of every 1,000 have hearing problems when they are born. And if a children has hearing problems, he or she usually will also have some learning problems at school.A lot of things can cause fearing problems, like, too much earwax is not good for our hearing. And noise louder than 85 decibels (分贝) can hurt our ears and make us lose our hearing for a short time or even for ever.Hearing is important for all of us. So we should do our best to give our ears special care. Dont forget to do the following: Try to stay away from places with too much noise. If you have to go, wear earplugs. When swimming, remember to put earplugs into your ears to stop water from getting in. Never put anything sharp into your ears. If you think you have too much earwax, ask your parents to help you clean it out.Keep these things in mind. Then you wont be saying “WHAT? WHAT?” when you are older.1. What does the underlined word “earwax” mean in the passage? A. 耳膜 B. 耳鸣 C. 耳垢 D. 耳疾2. Which of the following is NOT talked by the writer? A. Illness and hearing problems. B. people with hearing problems. C. Ways to protect our ears. D. Danger of loud noise.3. _ is/are bad for our ears. A. A little earwax B. Earplugs C. All noise D. Noise louder than 85 decibels4. The underlined sentence means _. A. When you get older, you know its not polite to ask “What?”. B. When you get older, you still have good hearing. C. When you get older, you wont ask questions. D. When you get older, you will have fewer questions.参考答案1C 2A 3D 4B B（2019中考保健与健康类选练）Many of us dont pay attention to the importance of eye care. Its said that if you take care of your body, then you can be healthy. That is why our eyes should be given a lot of care. Natural eye care should be put in a number one place. There are several causes leading to poor eyesight like not enough food, gene(基因) and aging(年龄增长). Televisions, computers and reading are also the causes of having poor eyesight. If you happen to work in front of the computer, it is best to take a rest every once in a while. Something dirty can cause redness and they will make you feel uncomfortable. It is bad for your eyes, too. If this happens, the best way is to cl