If exercise wears you out，how can it be good for you?

　　Because our bodies adapt to everything we do to them.And as far as your body is concerned，it's “use it，or lose it”！It's not that exercise makes you healthy；it's more that a lack of exercise leaves your body weak and easily affected by disease.

　　1．What is the colour of blood in a vein near the surface of the skin?A．Blue.

　　B．Light yellow.

　　C．Red.

　　D．Dark reddish purple.

　　解析　细节理解题。根据第一个标题下的“...it's more of a dark reddish purple colour.”可知答案。

　　答案　D2．Why do some old people look a little shrunken as they age?

　　A．Because their spine is in active use.

　　B．Because they are more easily affected by gravity.

　　C．Because they keep growing backwards.

　　D．Because their spine becomes more bent.

　　解析　细节理解题。根据第四个标题下的“They simply lose height as their spine(脊柱) becomes shorter and more curved due to disuse and the effects of gravity(重力)．”可知，老年人变矮是因为脊柱收缩和弯曲造成的。

　　答案　D3．Which of the following statements about our brain is true?

　　A．In the long run，our brain probably works harder than our heart.

【2017届湖北省黄冈市高考英语阅读理解二轮精练：3（含解析）】相关文章：

★ 【优化方案】2017届高考英语二轮复习全国卷Ⅱ题型重组训练：第19组（含解析）

★ 2014高考英语（新人教版）一轮基础训练（16）A、B卷（附答案或解析）

★ 2017年高考英语二轮复习精品资料：专题15 完形填空（押题专练）（原卷版）

★ 浙江省湖州市2014高考英语阅读理解一轮（暑假）精炼（12）含答案

★ 2017年高考英语二轮复习精品资料：专题16 书面表达（押题专练）（原卷版）

★ 浙江省湖州市2014高考英语阅读理解一轮（暑假）精炼（11）含答案

★ 常熟市2014高考英阅读理解语一轮（暑假）训练题（7）及答案

★ 湖南省汝城二中2014届高考英语一轮复习阅读训练 (1)

★ 湖南省岳阳市2014高考英语一轮单项选择训练题（15）及答案

★ 常熟市2014高考英阅读理解语一轮（暑假）训练题（12）及答案