《2025年英语同步练习册八年级上册仁爱版河南专版》

C
Please Laugh
Some people say laughter (笑声) is the best medicine. Scientists are going to believe this. They studied laughter carefully and found it was really good for us.
So what happens when we laugh? We exercise fifteen muscles (肌肉) in our face. Laughing is also good for every organ (器官) in our body. When we laugh, we breathe quickly and exercise our face, shoulders and chest (胸部). Our blood pressure (血压) goes down and our circulations (循环系统) get better. Our heartbeat (心跳) is lower and our mind gets even better.
Every minute we laugh is the same as forty-five minutes of relaxing. Many doctors all over the world believe laughter helps us get better when we are sick. Of course, there are many kinds of laughter. We may laugh in different ways. But we all have a way of laughing that is special to us. How do you usually laugh?
(C)11. Why is laughter good for our health?
A. Because scientists think so.
B. Because everybody thinks so.
C. Because studies prove (证明) so.
D. Because doctors say so.
(A)12. What can we exercise when we laugh?
A. Fifteen muscles of the face.
B. Fifteen muscles of the chest.
C. Every organ of our body.
D. Fifteen organs of the body.
(B)13. What is Paragraph 2 mainly about?
A. How laughter happens.
B. What happens when we laugh.
C. When we should laugh.
D. Who can laugh.
(B)14. Which is the same as one minute's laugh?
A. Forty-five minutes' exercise.
B. Forty-five minutes' relaxing.
C. Forty-five minutes' thinking.
D. Forty-five minutes' study.
(D)15. What can we know from the passage?
A. People laugh in the same way.
B. One should learn different ways of laughing.
C. We need to laugh for forty-five minutes every day.
D. Everyone has his or her own way of laughing.

答案： 11. C 由第一段可知，科学家们认为笑是最好的良药，他们认真研究了笑声并且发现它对我们十分有好处。
12. A 由第二段第二句可知，当我们笑的时候，我们可以锻炼到面部的15块肌肉。
13. B
14. B 由第三段第一句可知，每大笑1分钟相当于放松45分钟。
15. D 由第三段倒数第二句可知，每个人都有一种特别的笑声。

D
Hello, everyone! Today, I want to talk about the importance of staying positive. 16. ______ However, our attitude (态度) shapes our life. 17. ______ When we choose to see the bright (明亮的) side of things and focus on the good, we can get through difficult moments and feel happy. Being positive doesn't mean that everything is always perfect or easy. 18. ______ For example, if you don't do well in an exam, don't be sad. Think of it as a chance to learn more and study harder. 19. ______ When we are positive, we can make our days bright. 20. ______ So, let's have a positive heart all the time.
根据材料内容,从下面五个选项中选出能填入文中空缺处的最佳选项,使文章意思通顺、内容完整。
A. And I'm sure you will do better next time.
B. We will feel happy and make our friends happy, too.
C. There are always good times and bad times in our life.
D. It means that even if things get difficult, we should try to find something good in such a condition.
E. Do you know that having a positive heart can make a big difference in our life?
16. C 17. E 18. D 19. A 20. B

答案： 16. C 17. E 18. D 19. A 20. B