Unit4知识点 Topic Talk练习 2025-2026学年北师大版八年级英语上册

八年级英语上册Unit4知识点-Topic Talk练习 小试牛刀 A. 句型转换（改为一般疑问句并作肯定或否定回答） 1. Marie Curie won the Nobel Prize twice. 一般疑问句：_________________________________________________ 肯定回答：_________________ 否定回答：_________________ 2. Yuri Gagarin was the first man to go into space. 一般疑问句：_________________________________________________ 肯定回答：_________________ 否定回答：_________________ 3. You should have a role model. 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. What was Lei Feng? A. A scientist. B. A soldier of the People’s Liberation Army. C. An astronaut. D. A doctor. 2. Why is March 5th special in China? A. It is “Lei Feng Day”. B. It is Marie Curie’s birthday. C. It is the day Yuri Gagarin went into space. D. It is Yuan Longping’s death day. 3. What did Marie Curie develop? A. Hybrid rice. B. The use of X-rays. C. Space travel. D. The army. 4. Who was the first man to go into space? A. Yuan Longping. B. Lei Feng. C. Yuri Gagarin. D. Marie Curie. 5. What does the song “Heroes” say about heroes? A. They are never afraid. B. They stand up for what is right, don’t give up, and make the world better. C. They are always rich. D. They only fight in wars. B. 完成句子（★★） 根据课文内容，用正确的词汇完成句子。 1. 这些人在某种程度上改变了世界或改善了人们的生活。 These people, in one way or another, ______ the world or ______ people’s lives. 2. 雷锋是无私的，尽力帮助他人。 Lei Feng was ______ and tried his best to ______ others. 3. 她是第一个两次获得诺贝尔奖的人，一次是物理学奖，一次是化学奖。 She was the first person to win the Nobel Prize ______, once for ______ and once for Chemistry. 4. 他是第一个进入太空的人，成为了俄罗斯的民族英雄。 He was the first man to ______ ______ space, and he became a national ______ in Russia. 5. 英雄是那些坚守正义的人。 Heroes are the people who ______ ______ for what is right. 拓展思考 写一段话（至少5句）介绍你心中的榜样人物。说明他/她的职业、做了什么、取得了什么成就，以及你为什么敬佩他/她。使用 because 和 is/was。 _______________________________________________________________________________ _______________________________________________________________________________ _______________________________________________________________________________ _______________________________________________________________________________ _______________________________________________________________________________ 参考答案与解析 小试牛刀 A 1. Did Marie Curie win the Nobel Prize twice? Yes, she did. / No, she didn’t. 2. Was Yuri Gagarin the first man to go into space? Yes, he was. / No, he wasn’t. 3. Should I have a role model? Yes, you should. / No, you shouldn’t. 配套练习 A 1. B（soldier） 2. A（Lei Feng Day） 3. B（X-rays） 4. C（Yuri Gagarin） 5. B（stand up for right, don’t give up, make world better） 配套练习 B 1. changed, improved 2. selfless, help 3. twice, Physics 4. go into, hero 5. stand up 拓展思考（示例） My role model is Yuan Longping. He was a scientist. He worked hard to develop hybrid rice. Because of him, many people in China and the world had enough food to eat. He saved millions from starvation. I admire him because he was selfless and never gave up. He showed me that one person can truly make a difference. I want to be like him when I grow up. 1 学科网（北京）股份有限公司 $