Unit2知识点-Section B 3a-3c练习2025-2026学年人教版八年级英语下册

八年级英语下册Unit2知识点-Section B 3a-3c练习 小试牛刀 A. 用所给动词的适当形式填空（一般过去时 / 情态动词） 1. Julie __________ (invite) Mark and Lucy to her house for lunch one Saturday. 2. In the middle of the meal, Mark __________ (start) to feel strange. 3. His friends __________ (take) him to the hospital at once. 4. Dr Cooper __________ (give) Mark some medicine right away. 5. Mark promised that he __________ (take) better care of himself from then on. B. 选用方框中的短语填空（每个限用一次） | be allergic to | jump into action | feel strange | take better care of | check the ingredients | 1. Mark started to ____________________. His face felt warm. 2. “I’m ____________________ peanuts!” Mark cried. 3. His friends ____________________ and took him to the hospital. 4. “I’ll ____________________ myself from now on,” Mark promised. 5. You should ____________________ of anything you eat or drink. C. 句型转换（改为一般疑问句并作肯定或否定回答） 1. Mark ate something with peanuts in the salad. 一般疑问句：________________________________________________ 肯定回答：________________ 否定回答：________________ 2. You should check the ingredients before eating. 一般疑问句：________________________________________________ 肯定回答：________________ 否定回答：________________ 3. Julie’s parents were not at home. 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. Why did Mark start to feel strange? A. He ate too much. B. He was allergic to peanuts. C. He had a cold. D. He was tired. 2. What were the symptoms Mark had? A. Stomachache and headache. B. Warm face and tight throat. C. Runny nose and fever. D. Toothache and sore throat. 3. What did Julie and Lucy do when Mark cried out? A. They called his parents. B. They took him to the hospital. C. They gave him more food. D. They left him alone. 4. Who gave Mark medicine? A. Julie. B. Lucy. C. Dr Cooper. D. Mark’s parents. 5. What advice did Dr Cooper give Mark? A. Eat more peanuts. B. Check the ingredients of anything he eats or drinks. C. Stay away from friends. D. Never eat salad again. B. 完成句子（★★） 根据故事内容，用正确的词汇完成句子。 1. 朱莉邀请马克和露西去她家吃午饭。 Julie __________ Mark and Lucy to her house for __________. 2. 在吃饭过程中，马克开始感觉奇怪。 In the __________ of the meal, Mark started to feel __________. 3. 他对花生过敏。 He is __________ to peanuts. 4. 他的朋友们立即行动，把他送到了医院。 His friends __________ into __________ and took him to the hospital at once. 5. 医生给了他一些药。 The doctor __________ him some __________. 拓展思考 Part 1（描述一次你或别人过敏的经历） 写一段话（至少5句）。你对什么过敏？发生了什么？你是怎么处理的？ 使用以下表达：I am allergic to, one day I ate, I felt, I went to, now I always check __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ Part 2（给朋友写一段话，提醒他/她注意食物过敏） 写一段话（至少5句）。你的朋友有食物过敏。你会给他/她什么建议？ 使用以下表达：Hey, since you are allergic to, please always, before you eat, ask about, if you feel strange, tell someone, stay safe __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ Part 3（为什么了解自己的过敏原很重要？） 写一段话（至少5句）。解释不知道过敏原可能导致严重后果，以及如何预防。 使用以下表达：Knowing what you are allergic to is important because, if you eat it, you may, for example, Mark, to stay safe, you should, always read __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ 参考答案与解析 小试牛刀 A 1. invited (一般过去时) 2. started (一般过去时) 3. took (一般过去时) 4. gave (一般过去时) 5. would take (过去将来时) 小试牛刀 B 1. feel strange 2. allergic to 3. jumped into action 4. take better care of 5. check the ingredients 小试牛刀 C 1. Did Mark eat something with peanuts in the salad? Yes, he did. / No, he didn’t. 2. Should I check the ingredients before eating? Yes, I should. / No, I shouldn’t. 3. Were Julie’s parents not at home? (或 Were Julie’s parents at home?) 用 Were Julie’s parents at home? 回答: No, they weren’t. 为与原句一致：原句“Julie’s parents weren’t at home.” 改为一般疑问句：Weren’t Julie’s parents at home? 回答：Yes, they weren’t. (但英语中否定疑问句回答易混淆，建议用标准形式：Were Julie’s parents at home? 回答：No, they weren’t.) 此处采用标准形式：Were Julie’s parents at home? No, they weren’t. 配套练习 A 1. B（故事：I’m allergic to peanuts） 2. B（故事：face felt warm, throat felt tight） 3. B（故事：took him to the hospital） 4. C（故事：Dr Cooper gave Mark some medicine） 5. B（故事：check the ingredients of anything you eat or drink） 配套练习 B 1. invited, lunch 2. middle, strange 3. allergic 4. jumped, action 5. gave, medicine 拓展思考（示例） Part 1 I am allergic to shrimp. One day I ate some shrimp dumplings without knowing. I felt itchy and my face turned red. I went to the hospital and got medicine. Now I always check the ingredients before eating seafood. Part 2 Hey, since you are allergic to peanuts, please always ask about the ingredients before you eat. Before you eat at a restaurant, tell the waiter. If you feel strange, tell someone immediately. Stay safe and carry your medicine with you. Part 3 Knowing what you are allergic to is important because if you eat it, you may have a serious reaction. For example, Mark ate peanuts and his throat felt tight. To stay safe, you should always read food labels and ask about ingredients. Never take a risk with your health. 1 学科网（北京）股份有限公司 $