Day 5-冲刺2022中考英语阅读理解七选五20天集训.doc
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1、Day 5Passage 1 Your brain controls everything you do. It makes it possible for you to think, learn, create and feel; to blink(眨眼) and breathe and for your heart to beatthis fantastic control center is your brain. 1._Can this small grey organ(器官),which weighs less than one and a half kilos, really do
2、 so much? Amazingly, your brain contains about 100 billion neurons(神经元)it would take you over 3,000 years to count them all. 2._ Your neurons create and send more messages than all the phones in the world. And although one neuron creates only a little electricity, all your neurons together can produ
3、ce enough electricity to power a light bulb(灯泡).So exactly how fast does your brain work? 3._ Neurons in your skin send this information to your brain at a speed of more than 240 kilometers per hour. Your brain then uses other neurons to send the message back to your foot to shake the bee off quickl
4、y. 4._ No computer has your brains unbelievable ability to deal with the amount of information coming from your eyes, ears and other sensory organs. But how does your brain allow you to learn things that you will use in the future? The structure(结构) of your brain changes every time you have a new th
5、ought, remember or learn something. 5._ How? As you practice, your brain sends “bike riding” messages again and again. Soon, the actions are learnt and you are able to ride a bike easily from then on.A. Well, imagine this: a bee lands on your foot.B. Therefore, it is not surprising to see that someb
6、ody with average intelligence (智力) can have excellent performances in some fields.C. Believe it or not, the activity in your brain never stops.D. It is so amazing that a famous scientist once called it “the most complex (复杂) thing we have yet discovered in our universe”.E. The brain is the boss of t
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