Unit3知识点-Reading Plus练习 2025-2026学年人教版英语八年级下册

八年级英语下册Unit3知识点-Reading Plus练习 小试牛刀 A. 选用方框中的短语填空（每个限用一次） | take in more oxygen | work out | fight off diseases | release chemicals | feel relaxed | 1. When we laugh, our body __________. Our heart, stomach, and shoulders work hard. 2. Laughter helps our body __________ such as colds. 3. After a good laugh, our muscles __________ for up to 45 minutes. 4. Laughing causes our brain to __________ that make us feel calm and happy. 5. Our body needs oxygen to work well. Laughter helps us __________. B. 句型转换（改为一般疑问句并作肯定或否定回答） 1. Laughter is good for our body. 一般疑问句：_________________________________________________ 肯定回答：_________________ 否定回答：_________________ 2. Babies learn to laugh at around three months old. 一般疑问句：_________________________________________________ 肯定回答：_________________ 否定回答：_________________ 3. You can feel less stressed after laughing. 一般疑问句：_________________________________________________ 肯定回答：_________________ 否定回答：_________________ 配套练习 A. 单项选择（★） 从A、B、C、D中选择最佳答案。 1. How old are babies when they learn to laugh? A. At birth. B. At around three months old. C. At one year old. D. At two years old. 2. What happens to our body when we laugh? A. It takes in less oxygen. B. It works out and muscles relax afterwards. C. It feels more stressed. D. It stops working. 3. How long can a good laugh help you feel relaxed? A. 15 minutes. B. 30 minutes. C. 45 minutes. D. 60 minutes. 4. Why is it easier to laugh when we are with others? A. Because we are 30 times more likely to laugh around others. B. Because we have to laugh. C. Because others make us laugh by force. D. Because we cannot laugh alone. 5. What do some people do to laugh more? A. They watch sad movies. B. They join laughing groups. C. They stay alone. D. They force themselves to cry. B. 完成句子（★★） 根据课文内容，用正确的词汇完成句子。 1. 俗话说：笑声是最好的药。 Just as the __________ goes: Laughter is the best medicine! 2. 笑声是生活中很自然的一部分。 Laughter is a __________ part of life. 3. 当我们笑的时候，身体会吸入更多的氧气。 When we laugh, our body __________ __________ more oxygen. 4. 大笑能帮助我们感觉更放松、压力更小。 A good laugh can help us feel more __________ and less __________. 5. 如果你感到不开心，试着想一些有趣的事情。 If you feel unhappy, try __________ about something __________. 拓展思考 写一段话（至少5句）介绍笑对健康和情绪的好处。使用 take in oxygen, work out, feel relaxed, release chemicals, less stressed 等表达。你也可以分享一次让你开怀大笑的经历。 _______________________________________________________________________________ _______________________________________________________________________________ _______________________________________________________________________________ _______________________________________________________________________________ _______________________________________________________________________________ 参考答案与解析 小试牛刀 A 1. work out 2. fight off diseases 3. feel relaxed 4. release chemicals 5. take in more oxygen 小试牛刀 B 1. Is laughter good for our body? Yes, it is. / No, it isn’t. 2. Do babies learn to laugh at around three months old? Yes, they do. / No, they don’t. 3. Can you feel less stressed after laughing? Yes, I can. / No, I can’t. 配套练习 A 1. B 2. B 3. C 4. A 5. B 配套练习 B 1. saying 2. natural 3. takes in 4. relaxed; stressed 5. thinking; funny 拓展思考（示例） Laughter is really good for both body and mind. When I laugh, my body takes in more oxygen and my muscles work out. After a good laugh, I feel relaxed for a long time. Laughing also helps my brain release chemicals that make me feel happy and less stressed. Last week, my friend told me a funny joke, and we both laughed for minutes. That made my whole day better. I think laughing with friends is one of the best ways to stay healthy and happy. So, don’t forget to laugh every day! 1 学科网（北京）股份有限公司 $