Everyone knows that when you lift weights,your muscles get bigger and you get stronger.A person who can抰 lift 20 pounds when they start exercising can get strong enough to lift 100 pounds after working out for a long time.That抯 because the muscles becomee

　　larger and stronger with exercise.And when you stop exercising,the muscles shrink and you get weaker.That抯 why people say,揢se it or lose it!?si

　　But most people don抰 know that when they practice and learn new things,parts of their brain change and get larger a lot like muscles do when they exercise.Inside the cortex (f脑皮层)of the brain are billions of tiny nerve cells.Communication between these brain cells is what allows us to think and solve problems.When you learn new things,these tiny connections in the brain actually multiply and get stronger.The more you challenge your mind to learn,the more your brain cells grow.Then,things that you once found very hard or even impossible to do seem to become easy.The result is a stronger and smarter brain.

　　Scientists started thinking that the human brain could develop and change when they studied animals?brains.They found out that animals who lived in a challenging environment,with other animals and toys to play with,were more 揳ptitudinal敆they were betteree

　　at solving problems and learning new things.

　　24.What抯 the main idea of thte passage?()

　　A.Scientists show strong interest in what intelligence is.

【2016届高考英语二轮复习冲刺模拟卷：（3）（全国卷）】相关文章：

★ 2016高考英语听力提升素材

★ 四川省2016届高考英语一轮复习课时作业（40） Module 4 Music Born in America 外研版选修8

★ 2017届高考英语二轮复习大题冲关秘籍完形填空之记叙文：应试策略（含解析）

★ 【浙江专用】2014届高考英语一轮复习课时作业(二十六)选修6Unit 1《Art》

★ 【课堂新坐标】2017届高考英语（通用版）二轮复习书面表达专题训练：Ⅱ卷强化增分练 训练2（含解析）

★ 2016年高考【英语】学科试题评析（四川卷）

★ 重庆市2014高考英语阅读理解一轮（精品）训练题（4）附答案

★ 湖南省汝城二中2014届高考英语一轮复习阅读训练 (1)

★ 【北师大版】2014届高考英语一轮复习指导课时作业：Unit 10 A卷 Word版含解析

★ 【人教版】2014届高考英语一轮复习指导考点针对练：选修7 unit4《Sharing》