中学生科普英语趣味阅读低年级阅读材料(1).docx
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1、中学生科普英语趣味阅读低年级阅读材料(1)中学生科普英语趣味阅读低年级阅读材料(1) 编辑整理:尊敬的读者朋友们:这里是精品文档编辑中心,本文档内容是由我和我的同事精心编辑整理后发布的,发布之前我们对文中内容进行仔细校对,但是难免会有疏漏的地方,但是任然希望(中学生科普英语趣味阅读低年级阅读材料(1))的内容能够给您的工作和学习带来便利。同时也真诚的希望收到您的建议和反馈,这将是我们进步的源泉,前进的动力。本文可编辑可修改,如果觉得对您有帮助请收藏以便随时查阅,最后祝您生活愉快 业绩进步,以下为中学生科普英语趣味阅读低年级阅读材料(1)的全部内容。14I. Life Science 生命科学T
2、he Five Senses视觉、听觉、味觉、嗅觉和触觉是人类最基本的五种感觉,即五官感觉。我们通过它们感知外界物体,获取与机体生存紧密相关的重要信息,从而对所处环境作出分析判断。五感在我们的日常生活中扮演了至关重要的角色。Sport injuries肌肉是支撑人体活动的重要部分,我们要小心保护,防止肌肉受伤。 Warm-upDo you know any kind of sport injuries? Have you suffered from any of them? Big question to think about while you readWhat are sprains a
3、nd fractures?Content Vocabulary1。 sprain n. a painful injury to a joint caused by a sudden wrenching of its ligaments扭伤2。 break n。 the place where a bone in your body has broken 破裂3. ligament n。 a band of strong material in your body+ similar to muscle, that joins bones or holds an organ in its plac
4、e 韧带4。 fracture n。 a crack or broken part in a bone or other hard substance 断裂5。 swell v. to become larger and rounder than normal 肿胀Sprains occur when a muscle is pulled too far。 The result can be a break or a tear of a ligament. Sprains can sometimes happen as the result of an injury, such as a fa
5、ll.Sprains can also happen when you do not warm up your muscles before you exercise。A broken bone often occurs as the result of an accident。 A broken bone is called a fracture. How can you tell if a bone is broken? The pain in the area is very strong。 You cannot move the part that is broken。 The par
6、t that is broken begins to swell or grow bigger。In most cases, you should not move because a bone may be broken Get someones help to call an ambulance immediately. You will be taken to a hospital nearby to check whether or not you have a broken bone. To check this, you will normally get an Xray。 An
7、X-ray is a black and white picture of the bones taken with a special machine. It lets a doctor see if a bone is broken. (178 words) Reflection questions on what you read1。 What are the differences between sprains and fractures?2. How can a doctor tell whether theres a broken bone or not?3。 What shou
8、ld you do if a sprain occurs?4. Which one do you think is more serious, a sprain or a broken bone?Measuring speed优异的骨骼结构和强健的肌肉使人和动物在运动时拥有较高的速度,下面的文章会告诉你什么动物运动速度最快. Warmup Do you notice that some animals move faster than others? Have you ever thought about why they can move faster? Big question to th
9、ink about while you readHow do you define the word fast? Content Vocabulary1. distance n。 the amount of space between two places or things 距离2. motor n. the basic unit for measuring length 米3。 kilometer n. a unit for measuring distance, equal to 1,000 meters 公里4. athlete n. someone who competes in s
10、ports competitions, especially running, jumping, and throwing 运动员5。 compare v。 to examine and note the similarities or differences of 比较The movements of our bodies help us to go from one place to another。 For example, when you go to school, you can walk, run,ride a bike, or ride in a car or a bus。 Y
11、ou must cover a certain distance. Distance is the amount of space between two places。 Did you know that the distance from one place to another can be measured in meters? But if you need to measure distances that are longer than 1,000 meters, then it is usual to measure them in kilometers. Sometimes
12、we measure the time it takes to travel a certain distance. This is called speed。 Speed is measured in hours, minutes, and seconds. When an athlete covers a distance of 100 meters in ten seconds, we know that the athlete can run very fast. It takes an average person around twenty seconds to run 100 m
13、eters。 The athlete runs the distance much faster than the average person。 How fast can you run 100 meters?Which are the fastest animals?Animals move at different speeds。 Some animals move faster than others. Compares how fast or slow different animals move.Which athletes are the fastest?Athletes spe
14、nd many hours in training and practice in different sports。 Coaches teach athletes how to improve their speed and strength. As a result, athletes develop strong bodies and muscles。 Some athletes move very fast. They take part in races to see who is the fastest at certain sports。 The Olympic Games is
15、 the largest sports competition in the world。 (254 words)Reflection questions on what you read1. How can we calculate a moving objects speed?2。 What units of measurement do people use to measure distance?3. What units of measurement do people use to measure speed?4. Why do athletes have to spend man
16、y hours in training and practice in different sports?5。 Please name at least 3 Olympics sports where athletes take part in to compete for speed。The locomotive system 人体有着复杂的组织结构,正因为这样,我们能够行走、奔跑、跳跃。下面让我们一起来探索其中的奥妙吧!Warm-upHow much do you know about your body? Do you know whats happening in your body
17、when youre walking, jumping and running?Big question to think about while you read What exactly is the locomotive system?Content Vocabulary1. locomotive system a system related to movement 运动系统2。 voluntary adj。 voluntary movements of your body are controlled by your conscious mind 自发的3. involuntary
18、adj an involuntary movement, sound, reaction etc is one that you make suddenly and without intending to because you cannot control yourself 无意识的4。 digestive system a system connected with the process of digestion 消化系统5。 fiber n。 the thin pieces of flesh that form the nerves or muscles in your body 纤
19、维6。 joint n。 a part of your body that can bend because two bones meet there 关节We have learned how receptors on our sense organs send messages to the brain, which then responds to the signals。 The response from the brain can be a movement of the body. Most of the movements of our bodies occur because
20、 we want them to happen。 These are called voluntary movements。 If we want to kick a ball, we have to think about doing it. Our brain receives the message, and immediately our foot kicks the ball. Other movements are called involuntary3 movements。 Certain muscles in our bodies work without us having
21、to think about them. For example, the muscles that move food through our digestive system4 are involuntary. They work even while we are sleeping.Bones and musclesBones make up the skeleton and support the body. But bones do not move on their own. They need muscles to move。 Muscles move every part of
22、 the body, such as the head, fingers, legs, and toes, and even our eyes and tongue. Muscles are made out of many stretchy, elastic cells and fibers. Muscles function like rubber bands that stretch and relax in the body. Muscles work in pairs. One muscle pulls the bone forward, and another muscle pul
23、ls the bone back. When one muscle is working (contracting), the other muscle is relaxing. Your muscle pairs work together to move。 The place where one bone joins another is called a joint6. Joints allow movement and give the skeleton its ability to bend, twist, and turn.Tissues called ligaments hold
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