Unit 5 Lesson 4单词短语语法强化训练 2025-2026学年冀教版英语八年级下册

冀教版英语八年级下册 Unit 5 Lesson 4单词短语语法强化训练 1、 根据句意及首字母提示补全句子。 1. We should drink p______ milk to keep our bodies healthy. 2. If you don’t cook food well, you might g______ sick from bacteria. 3. The bad weather caused many people to d______ in the old days. 4. Louis Pasteur d______ the process of pasteurization in 1864. 5. We need to h______ the water to kill harmful germs before drinking. 6. The high temperature can k______ dangerous bacteria in food. 7. Scientists are trying to s______ many health problems with new methods. 8. The milk has gone t______ a heating process to make it safe. 9. This kind of food has a special p______ to keep it fresh longer. 10. We should thank scientists for making our food much s______ today. 2、 单项选择。 1. The milk we drink every day ______ through a heating process called pasteurization. A. go B. goes C. went D. going 2. Long ago, people sometimes got sick ______ drinking raw milk. A. after B. before C. when D. while 3. Some people even died ______ the bad bacteria in the milk. A. Because B. because of C. so D. so that 4. Pasteurization is a process ______ keeps milk safe from harmful bacteria. A. who B. which C. what D. where 5. To solve the problem, Louis Pasteur ______ the process of pasteurization. A. invent B. invents C. invented D. will invent 6. He heated the milk to 72 degrees Celsius and ______ it at that temperature for 15 seconds. A. keep B. keeps C. kept D. keeping 7. Harmful bacteria and germs in the milk ______ by the high temperature. A. kill B. killed C. are killed D. were killed 8. The work of Louis Pasteur saved ______ lives around the world. A. million B. millions C. a million D. millions of 9. —______ does “pasteurized” mean? —It means the milk has gone through a heating process. A. What B. Why C. How D. When 10. —Thank you, Mr Pasteur! You made the world much safer. —______. A. You’re welcome B. That’s right C. No problem D. All right 3、 用所给词的适当形式填空。 1. The process of ______ (pasteurize) keeps milk safe to drink. 2. People sometimes ______ (get) sick after drinking raw milk in the past. 3. Some people even ______ (die) because of the bad bacteria long ago. 4. Louis Pasteur ______ (discover) the heating process around 1864. 5. He ______ (heat) the milk to a high temperature to kill germs. 6. This method can ______ (kill) harmful bacteria in food and drinks. 7. Scientists are working to ______ (solve) more problems in food safety. 8. The milk ______ (go) through a special process before it is sold. 9. Louis Pasteur was one of the greatest ______ (scientist) in history. 10. His work ______ (make) the world much safer for us today. 4、 语法填空。 Many years ago, drinking milk could be dangerous. People sometimes got sick 1.______ even died after drinking raw milk. This was because there were harmful bacteria and germs in the milk. Louis Pasteur was a French microbiologist. He 2.______ (invent) a process called pasteurization. This process keeps milk safe 3.______ harmful bacteria. How does it work? First, the milk 4.______ (heat) to 72 degrees Celsius. Then it is kept at that temperature for 15 seconds. The high temperature 5.______ (kill) the harmful bacteria and germs in the milk. After this process, the milk becomes safer 6.______ drink. Pasteur’s work was very important. It saved millions of 7.______ (life) around the world. We should thank him 8.______ making our food and drinks much safer today. Now, every bottle of milk we buy 9.______ (go) through this process. It is a simple but great way 10.______ keep us healthy. 参考答案与详细解析 一、 1.pasteurized解析：形容词，意为 “经过巴氏杀菌的”，修饰名词 milk，表示牛奶经过了杀菌处理。 2.get解析：动词原形，get sick 是固定搭配，意为 “生病”，句子主语为 you，用一般现在时。 3. die解析：动词原形，意为 “死亡”， to 为动词不定式符号，to 后加动词原形。 4.discovered解析：动词过去式，意为 “发现”，描述 1864 年发生的事情，用一般过去时。 5.heat解析：动词原形，意为 “加热”，need to 后接动词原形。 6.kill解析：动词原形，意为 “杀死”，情态动词 can 后接动词原形。 7.solve解析：动词原形，意为 “解决”，try to 后接动词原形。 8.through解析：介词，固定搭配 go through 意为 “经历、经过”，表示牛奶经过加热处理。 9.process解析：名词，意为 “过程”，指食物保鲜的特殊流程。 10.safer解析：形容词比较级，意为 “更安全的”，much 后接形容词比较级，表示比以前更安全。 2、 1. B. goes解析：句子主语 the milk 为不可数名词，谓语动词用第三人称单数形式 goes，描述客观事实，用一般现在时。 2. A. after解析：介词 after 意为 “在…… 之后”，表示人们喝了生牛奶之后生病，符合逻辑；before 表示 “在…… 之前”，when/while 引导从句，不符合此处语境。 3. B. because of解析：because of 后接名词短语 the bad bacteria，表示 “因为有害细菌”；because 后接句子，so/so that 表示结果，不符合语境。 4. B. which解析：which 引导定语从句，先行词 process 为事物，在从句中作主语；who 先行词为人，what 不能引导定语从句，where 在从句中作地点状语，均不符合。 5. C. invented解析：描述 1864 年发生的事情，用一般过去时，动词用过去式 invented。 6. C. kept解析：句子为一般过去时，and 连接两个并列谓语，前面 heated 为过去式，后面也用过去式 kept。 7. D. were killed解析：主语 harmful bacteria and germs 与 kill 之间是被动关系，且描述过去的情况，用一般过去时的被动语态 were killed。 8. D. millions of解析：固定搭配 millions of 意为 “数百万的”，后接名词复数；million 前有具体数字时不加 s，此处无具体数字，用 millions of。 9. A. What解析：what 用于询问事物的含义，句意为 “pasteurized 是什么意思？”；why 询问原因，how 询问方式，when 询问时间，均不符合。 10. A. You’re welcome解析：回应感谢时用 You’re welcome，表示 “不客气”；That’s right 表示 “那是对的”，No problem 表示 “没问题”，All right 表示 “好吧”，均不符合语境。 3、 1. pasteurization解析：名词形式，意为 “巴氏杀菌法”，介词 of 后接名词。 2. got解析：动词过去式，描述过去的情况，用一般过去时。 3. died解析：动词过去式，描述过去发生的事情，用一般过去时。 4. discovered解析：动词过去式，描述 1864 年的发现，用一般过去时。 5. heated解析：动词过去式，描述过去的实验操作，用一般过去时。 6. kill解析：情态动词 can 后接动词原形。 7. solve解析：固定搭配 work to do sth.，意为 “努力做某事”，用动词原形。 8. goes解析：主语 the milk 为不可数名词，谓语动词用第三人称单数形式 goes，描述客观事实。 9. scientists解析：one of 后接名词复数，表示 “最…… 之一”，scientist 变为复数 scientists。 10. makes解析：主语 his work 为单数，谓语动词用第三人称单数形式 makes，描述现在的影响。 4、 1. or解析：并列连词，连接两个并列的谓语 got sick 和 even died，表示 “生病甚至死亡”。 2. invented解析：描述过去发生的事情，用一般过去时，动词用过去式 invented。 3. from解析：固定搭配 keep...from... 意为 “使…… 远离 / 免受……”，表示使牛奶免受有害细菌侵害。 4. is heated解析：主语 the milk 与 heat 之间是被动关系，描述客观流程，用一般现在时的被动语态 is heated。 5. kills解析：主语 the high temperature 为单数，谓语动词用第三人称单数形式 kills，描述客观事实。 6. to解析：固定结构 become + 形容词 + to do，表示 “变得…… 来做某事”，此处用不定式 to drink。 7. lives解析：名词复数，life 的复数形式为 lives，表示 “数百万的生命”。 8. for解析：固定搭配 thank sb. for doing sth. 意为 “感谢某人做某事”，用介词 for。 9. goes解析：主语 every bottle of milk 为单数，谓语动词用第三人称单数形式 goes，描述客观事实。 10. to解析：固定搭配 a way to do sth. 意为 “做某事的方法”，用不定式符号 to。 学科网（北京）股份有限公司 $