中学生科普英语趣味阅读低年级阅读材料(1)
I. Life Science 生命科学
The 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-up
Do you know any kind of sport injuries? Have you suffered from any of them? · Big question to think about while you read
What are sprains and fractures?
Content Vocabulary 1. 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
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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 place 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 fall.
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 part that is broken begins to swell or grow bigger.
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