Unit 4 Understanding Ideas & Grammar 短语总结与专项练习 2025-2026学年外研版英语八年级下册

Unit4 Helping Out Understanding Ideas & Grammar 1 学科网（北京）股份有限公司 一、Adding some colour常用短语: 1. excuse me 打扰一下 2. five-year-old 五岁的 3. colour the butterfly 给蝴蝶涂色 4. in the waiting room 在候诊室 5. have to 不得不 6. Sunshine Hospital 阳光医院 7. provide sth. for sb. 为某人提供某物 8. Provide sb.with sth.为某人提供某物 9. crayons carry viruses 蜡笔携带病毒 10. spread diseases 传播疾病 11. be thrown away 被扔掉 12. afford sth. 买得起某物 13. afford to do sth.能够/有能力能做某事 14. be born with 天生患有 15. make many hospital visits 多次去医院就诊 16. in great pain 承受巨大痛苦 17. get through 熬过；度过（艰难时期） 18. Feel her disappointment 感受她的失望 19. plan to do sth. 计划做某事 20. pocket money 零花钱 21. do chores 做家务 22. give up doing sth. 放弃做某事 23. with the help of 在……的帮助下 24. hold many activities 举办许多活动 25. raise money 筹款 26. in one’s wheelchair 坐着轮椅 27. word spread fast 消息迅速传开 28. go public 公之于众 29. add colour to 为……增添色彩 30. be filled with 充满… 2、 Grammar：情态动词（must/may/can/can't）表推测 1. must“一定、肯定”有把握的肯定推测 只用于肯定句，表根据事实、迹象做出的肯定判断 eg. It must be hard for him to carry all the boxes.（他搬这么多箱子一定很辛苦。） 2. may “可能、也许” 可用于肯定句/否定句，表不确定、有可能发生 eg. It may rain later.（等会儿可能会下雨。） ✅ 3. can't “不可能” 只用于否定句，表根据事实断然否定 eg.It can't be her. She has the flu.（不可能是她，她得流感在家呢。 巧记must, can, may can不肯，may不问，must肯定不否问。 can不肯，即：表推测时can (could) 一般不用于肯定句； may不问，即：表推测时may (might)一般不用于疑问句； must肯定不否问，即：表推测时must一般仅用于肯定句，不用于否定句和疑问句。 专项练习 一、请将下列中文短语翻译成英文。 1. 多次去医院就诊 ____________ 2. 承受巨大痛苦 ____________ 3. 熬过；度过（艰难时期） ____________ 4. 计划做某事 ____________ 5. 零花钱 ____________ 6. 放弃 ____________ 7. 筹款 ____________ 8. 为……增添色彩 ____________ 9. 充满…… ____________ 10. 天生患有 ____________ 二、单项选择 从A、B、C、D四个选项中选出最佳答案。 1. —Excuse me, ______ I have a new crayon? A. do B. may C. must D. should 2. I’m afraid you ______ wait for another hour. A. will have to B. have to will C. must will D. will must 3. The hospital can’t ______ new toys for every sick kid. A. spend B. pay C. afford D. cost 4. The little girl was born ______ a bad heart disease. A. in B. with C. for D. at 5. We should help each other to ______ hard times. A. get through B. get off C. get up D. get to 6. She planned ______ some books to the children in hospital. A. send B. to send C. sending D. sent 7. ______ the bad weather, we can’t hold the activity outside. A. Because B. Because of C. So D. But 8. The story ______ impossible, but it is true. A. sounds B. listens C. hears D. looks 9. Don’t ______. You can try again. A. give in B. give up C. give away D. give out 10. The room is ______ beautiful flowers and nice pictures. A. filled of B. full with C. filled with D. full of 三、用所给短语的适当形式填空 从方框中选择合适短语，并用其正确形式填空。 get through, raise money, give up, add…to, be filled with, plan to, because of, in great pain, provide…for，afford to do 1. He didn’t ____________ and finally succeeded. 2. We held a party to ____________ for sick children. 3. The old man was ____________ after he hurt his leg. 4. She ____________ buy some gifts for her classmates yesterday. 5. The school ____________ free books ____________ the students every year. 6. You should be strong enough to ____________ the difficulty. 7. The box ____________ all kinds of colourful crayons now. 8. You can ____________ more colour ____________ your life by helping others. 9. He can’t ____________ such an expensive bike. 10. The sports meeting was put off ____________ the heavy rain. 四、句型转换，按要求改写句子，每空一词。 1. “May I have a crayon?” The girl asked the nurse.（改为间接引语） The girl asked the nurse ______ she ______ have a crayon. 2. Leah planned to buy 500 boxes of crayons.（对划线部分提问） ______ ______ Leah plan to do? 3. She didn’t give up. It sounded impossible.（合并为一句） It sounded impossible, ______ she didn’t give up. 4. Because she was ill, she couldn’t do chores.（改为同义句） ______ ______ her illness, she couldn’t do chores. 5. The waiting rooms are now filled with happier kids.（改为同义句） The waiting rooms are now ______ ______ happier kids. 语法专项练习 1. The light is on. He ______ be in the office now. A. can’t B. must C. may D. could 2. —Is that Mr Li? —No, it ______ be him. He has gone to Beijing. A. mustn’t B. may not C. can’t D. needn’t 3. It ______ rain this afternoon. Take an umbrella just in case. A. must B. can’t C. may D. need 4. You ______ be tired after walking such a long way. A. must B. can C. may not D. can’t 5. The man ______ be our new teacher. I’m not sure. A. must B. can’t C. may D. should 6. —Who is knocking at the door? —It ______ be Tom. He always comes at this time. A. can B. must C. may not D. can’t 7. She ______ be at home. I saw her go out five minutes ago. A. must B. may C. can’t D. could 8. You ______ borrow my dictionary if you need it. A. must B. can C. have to D. need 9. —The food smells nice. It ______ be delicious. A. can’t B. may C. must D. would 10. It ______ be true! I don’t believe it at all. A. must B. can’t C. may D. could 11. He ______ know the answer, but I’m not sure. A. must B. can’t C. may D. should 12. —Can it be sunny tomorrow? —It ______ be. The weather report says so. A. must B. can’t C. may D. need 13. The girl ______ be Lily. Lily is much taller. A. must B. can’t C. may D. could 14. You ______ use my pen. I have two. A. must B. can C. have to D. need 15. There ______ be something wrong with my bike. It doesn’t work. A. must B. can’t C. may D. could 参考答案 一、短语汉译英 1. make many hospital visits 2. in great pain 3. get through 4. plan to do sth. 5. pocket money 6. give up 7. raise money 8. add colour to 9. be filled with 10. be born with 二、单项选择 1. B 2. A 3. C 4. B 5. A2. B 7. B 8. A 9. B 10. C 三、用所给短语的适当形式填空 1. give up 2. raise money 3. in great pain 4. planned to 5. provides; for 6. get through 7. is filled with 8. add; to 9. afford to buy 10. because of 四、句型转换 1. if/whether; might 2. What did 3. but 4. Because of 5. full of 语法专项练习 1. B 2. C 3. C 4. A 5. C 6. B 7. C 8. B 9. C 10. B 11. C 12. A 13. B 14. B 15. A $