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 lost 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.

　　67. What is the colour of blood in a vein near the surface of the skin?

　　A. Blue.

　　B. Dark reddish purple.

　　C. Red.

　　D. Light yellow.

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

　　A. Because they are more easily affected by gravity.

　　B. Because their spine is in active use.

　　C. Because their spine becomes more bent.

　　D. Because they keep growing backwards.

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

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

　　B. When our brain senses the spinning, we will fell dizzy.

　　C. The brains of the other mammals are as complex as those of humans.

　　D. Our feelings and emotions come from the most developed area in our brain.

　　70. What is the main purpose of the selection?

　　A. To give advice on how to stay healthy.

　　B. To challenge new findings in medical research.

【湖北省部分重点中学2017-2017学年上学期高一期中考试 英语试卷含听力 Word版含答案】相关文章：

★ 浙江省诸暨市草塔中学2017-2017学年高一上学期期中考试英语试题（无答案）

★ 吉林省长春市十一中2015届高三第二次阶段性测试 英语 Word版含答案

★ 天津市宝坻区2016-2017学年高一11月联考英语试卷

★ 湖北省荆门市龙泉中学2017-2017学年高一上学期期中考试英语试题 Word版含答案

★ 上海市宝山区2015届高三上学期期末质量监测英语试卷（文档版，含答案）

★ 福建省龙海一中2015届高三上学期第二次月考试卷 英语

★ 浙江省杭州二中2017-2017学年高一上学期期中英语试题 Word版含答案

★ 湖南省浏阳一中2017-2017学年高一上学期期中考试试卷 英语 Word版含答案

★ 河北衡水中学2017-2017学年高一上学期期中考试 英语试题 Word版含答案

★ 重庆市巴蜀中学2015届高三12月月考英语试卷