Unit 1 Time to Relax 单元重点词汇变形100题- 2025-2026学年人教版八年级下册英语

答案解析 一、根据中文提示写出单词的正确形式 1. surprised；解析：形容人 “感到吃惊的” 用 surprised，surprising 多形容事物令人吃惊。 2. relax；解析：情态动词 can 后接动词原形。 3. ink；解析：ink 为不可数名词，“文房四宝” 中的墨水直接用原形。 4. poems；解析：a collection of 后接可数名词复数，表 “诗集”。 5. stroke；解析：every 后接可数名词单数，表 “每一个笔画”。 6. stamp；解析：a 后接可数名词单数，“一张邮票” 用原形。 7. So far；解析：固定短语 “到目前为止”，句首首字母大写。 8. dream of；解析：主语 they 为复数，时态为一般现在时，固定短语 “梦想” 用原形。 9. once in a while；解析：固定短语 “偶尔”，为固定搭配无需变形。 10. have a try；解析：tell sb. to do sth.，to 后接动词原形，固定短语 “试一试” 用原形。 11. get into；解析：it’s easy to do sth.，to 后接动词原形，固定短语 “开始养成（习惯）” 用原形。 12. up to；解析：固定短语 “取决于”，be up to sb. 为固定搭配。 13. up to；解析：固定句型 it’s up to sb. whether…，表 “由某人决定是否……”。 14. get over；解析：manage to do sth.，to 后接动词原形，固定短语 “克服” 用原形。 15. give up；解析：decide to do sth.，to 后接动词原形，固定短语 “放弃” 用原形。 16. importantly；解析：修饰整个句子用副词，important 的副词形式为 importantly。 17. stage；解析：in the early stage of 为固定搭配，“在…… 的早期阶段”，用单数。 18. Surprisingly；解析：修饰整个句子用副词，句首首字母大写，surprise 的副词形式为 Surprisingly。 19. strict；解析：be strict about 为固定短语，“对…… 严格”，用形容词原形。 20. inspire；解析：情态动词 can 后接动词原形。 21. failure；解析：形容词 repeated 后接名词，fail 的名词形式为 failure，表 “失败” 时为不可数名词。 22. suggestion；解析：a 后接可数名词单数，suggest 的名词形式为 suggestion（advice 为不可数名词，不能用 a 修饰）。 23. foreign；解析：修饰名词 language 用形容词，“外国的” 直接用 foreign。 24. out-of-date；解析：系动词 are 后接形容词作表语，“过时的” 用 out-of-date。 25. postcard；解析：a 后接可数名词单数，“一张明信片” 用原形。 26. coin；解析：a 后接可数名词单数，“一枚硬币” 用原形。 27. achievement；解析：形容词 personal 后接名词，achievement 表 “个人成就” 时为不可数名词，用原形。 28. allow；解析：情态动词 will 后接动词原形。 29. programmer；解析：a 后接可数名词单数，“程序设计员” 为 programmer。 30. Italian；解析：修饰名词 language 用形容词，“意大利的” 为 Italian，首字母大写。 31. object；解析：every 后接可数名词单数，“每件物品” 用原形。 32. yoga；解析：yoga 为不可数名词，“练习瑜伽” 为 practice yoga。 33. stress；解析：reduce 后接名词作宾语，stress 为不可数名词，表 “压力” 用原形。 34. kung fu；解析：固定短语 “功夫”，为不可数名词，无复数形式。 35. go skating；解析：try to do sth.，to 后接动词原形，固定短语 “溜冰” 为 go skating。 二、用括号内单词的正确形式填空 1. to practice；解析：固定句型 it’s necessary for sb. to do sth.，表 “对某人来说做某事是必要的”。 2. easily；解析：修饰动词短语 give up 用副词，easy 的副词形式为 easily。 3. to look；解析：固定搭配 forget to do sth.，表 “忘记去做某事（未做）”，此处指离开后别忘了照顾花草动物，动作未发生。 4. to fear；解析：固定搭配 used to do sth.，表 “过去常常做某事”。 5. instructor；解析：定冠词 the 后接名词，根据谓语 told 可知用单数 instructor（指导老师）。 6. to express；解析：用动词不定式作目的状语，表 “做这件事是为了清晰地表达想法”。 7. to develop；解析：固定句型 it’s important for sb. to do sth.，表 “对某人来说做某事是重要的”。 8. to buy；解析：用动词不定式作目的状语，表 “攒零花钱是为了给贫困孩子买书”。 9. not to litter；解析：固定搭配 remind sb. not to do sth.，表 “提醒某人不要做某事”。 10. return；解析：情态动词 Must 后接动词原形。 11. am making；解析：根据问句 “What are you up to?”（你在忙什么？）可知用现在进行时，主语 I 后接 am making。 12. invitation；解析：形容词性物主代词 your 后接名词，invite 的名词形式为 invitation（邀请）。 13. discussion；解析：固定搭配 have a discussion about，表 “就…… 进行讨论”，a 后接单数名词。 14. felt；解析：根据时间状语 yesterday 可知用一般过去时，feel 的过去式为 felt。 15. playing；解析：固定搭配 spend time (in) doing sth.，表 “花费时间做某事”，in 可省略。 16. to look；解析：固定搭配 adj.+enough to do sth.，表 “足够…… 去做某事”。 17. to face；解析：固定搭配 encourage sb. to do sth.，表 “鼓励某人做某事”。 18. to improve；解析：固定搭配 a good way to do sth.，表 “做某事的好方法”，动词不定式作后置定语。 19. happy；解析：系动词 feel 后接形容词作表语，用 happy 原形。 20. hobbies；解析：数词 two 后接可数名词复数，hobby 的复数形式为 hobbies（变 y 为 i 加 es）。 21. relaxing；解析：固定句型 it’s+adj.+to do sth.，形容事情 “令人放松的” 用 relaxing（relaxed 形容人感到放松）。 22. to climb；解析：固定搭配 manage to do sth.，表 “设法做成某事”。 23. hardest；解析：定冠词 the 后接形容词最高级，hard 的最高级为 hardest，表 “第一步总是最难的”。 24. myself；解析：固定搭配 by oneself，表 “独自”，主语为 I，反身代词用 myself。 25. rise；解析：固定搭配 watch sb./sth. do sth.，表 “看到某人 / 某物做某事的全过程”，国旗升起是全过程，用动词原形。 26. importantly；解析：固定搭配 most importantly，表 “最重要的是”，修饰整个句子用副词。 27. suggestions；解析：some 后接可数名词复数或不可数名词，suggestion 为可数名词，复数形式为 suggestions。 28. Playing；解析：用动名词作主语，表 “打篮球” 这个行为，句首首字母大写。 29. choosing；解析：固定搭配 spend time (in) doing sth.，表 “花费时间做某事”，choose 的动名词形式为 choosing。 30. strokes；解析：the order of 后接名词，stroke（笔画）为可数名词，此处表泛指用复数 strokes。 31. Italian；解析：修饰名词 chocolate 用形容词，“意大利的巧克力” 为 Italian chocolate，首字母大写。 32. himself；解析：固定搭配 by oneself，表 “独自”，主语为 He，反身代词用 himself。 33. to fly；解析：固定搭配 ask sb. to do sth.，表 “让某人做某事”。 34. toothache；解析：固定搭配 have a toothache，表 “牙疼”，由 “吃太多糖果” 可知填 toothache。 35. sleepy；解析：系动词 felt 后接形容词作表语，sleep 的形容词形式为 sleepy（困倦的）。 三、根据首字母提示完成句子 1. reduce；解析：不定式符号 to 后接动词原形，结合句意 “运动是学习一天后缓解压力的好方法”，填 reduce（缓解）。 2. calligraphy；解析：结合后句 “用毛笔写漂亮的字”，可知是中国书法，填 calligraphy（书法，不可数）。 3. skating；解析：固定搭配 go skating，表 “去溜冰”，结合 “雪季” 可知填 skating。 4. flute；解析：play the 后接乐器，结合首字母 f，填 flute（长笛），play the flute 表 “吹长笛”。 5. programmer；解析：a 后接可数名词单数，结合 “能做手机应用”，可知是程序设计员，填 programmer。 6. express；解析：情态动词 can’t 后接动词原形，结合句意 “语言无法表达我有多开心”，填 express（表达）。 7. activity；解析：a popular outdoor 后接可数名词单数，结合句意 “徒步是春天受欢迎的户外活动”，填 activity（活动）。 8. deal；解析：固定句型 It’s a deal.，表 “一言为定”，为日常交际用语。 9. fear；解析：固定搭配 have a fear of，表 “害怕……”，结合 “蹦极很可怕” 可知填 fear（恐惧）。 10. managing；解析：介词 without 后接动名词，结合句意 “不好好安排时间就无法在学习上取得进步”，填 managing（安排，管理）。 11. show；解析：结合句意 “演员在演出中途忘词了”，填 show（演出），in the middle of the show 表 “演出中途”。 12. strict；解析：修饰名词 checks 用形容词，结合 “确保安全”，可知机场有严格的安检，填 strict（严格的）。 13. suggestion (s)；解析：形容词性物主代词 your 后接名词，结合 “蛋糕做得很完美”，可知是听从了建议，填 suggestion（单数）或 suggestions（复数）均可。 14. stamps；解析：collect 后接可数名词复数表泛指，结合 “从不同国家”，可知是收集邮票，填 stamps（邮票）。 15. sense；解析：固定搭配 a sense of smell，表 “嗅觉”，填 sense（感觉，官能）。 16. object；解析：形容词 strange 后接名词，结合 “天空中奇怪的东西原来是气象气球”，填 object（物体，东西），由 was 可知用单数。 17. stricter；解析：much 后接形容词比较级，结合句意 “今年校规变得严格多了”，strict 的比较级为 stricter。 18. support；解析：形容词性物主代词 your 后接名词，结合句意 “谢谢你的支持，但我觉得我自己能解决这个问题”，填 support（支持，不可数）。 19. really；解析：修饰副词 well 用副词，结合句意 “我没考砸，事实上我考得相当好”，填 really（真正地，相当）。 20. strokes；解析：形容词性物主代词 their 后接名词，结合 “写汉字需要多次练习笔画”，stroke（笔画）为可数名词，用复数 strokes。 21. inspiration；解析：a great 后接可数名词单数，结合句意 “居里夫人的故事对年轻科学家是极大的鼓舞”，填 inspiration（鼓舞，灵感）。 22. refuses；解析：主语 he 为第三人称单数，时态为一般现在时，结合 “爷爷的手机很旧但不愿买新的”，填 refuses（拒绝）。 23. outing；解析：an 后接可数名词单数，结合句意 “我们班这周日要去公园郊游”，填 outing（郊游）。 24. anyone/anybody；解析：结合句意 “不要害羞，有问题就问任何人”，填 anyone/anybody（任何人），用于肯定句。 25. stomachache；解析：固定搭配 have a stomachache，表 “胃疼”，由 “吃太多冰淇淋” 可知填 stomachache。 26. fever；解析：固定搭配 have a high fever，表 “发高烧”，结合 “需要看医生” 可知填 fever。 27. sit；解析：不定式符号 to 后接动词原形，结合句意 “下班后他喜欢坐在沙发上看电视”，填 sit（坐）。 28. notebook；解析：a 后接可数名词单数，结合句意 “让我们把答案记在笔记本上”，填 notebook（笔记本）。 29. chart；解析：a 后接可数名词单数，结合句意 “我们制作了一个图表来展示小组的调查结果”，填 chart（图表）。 30. present；解析：不定式符号 to 后接动词原形，结合句意 “我们需要向全班展示调查结果”，填 present（展示，呈现）。 学科网（北京）股份有限公司 $ 人教版（2024）八年级下册Unit 1单元重点词汇变形100题 1、 根据中文提示写出单词的正确形式。 1．I felt ________ (感到吃惊的) when I heard a loud noise outside my window last night. 2．We can ________ (放松) ourselves by listening to music. 3．The writing brush, ________ (墨水), paper and inkstone are called (被称作) the “Four Treasures of the Study”. 4．The Book of Songs (《诗经》) is the earliest collection of ________ (诗) in China. 5．When I first tried calligraphy, Mr. Wang told me, “Every ________ (笔画) has a soul (灵魂).” 6．The post office worker put a red ________ (邮票)‌ on the envelope (信封)‌. 7．________ ________ (到目前为止), no one ‌has found‌ a solution (解决方法) to the problem. 8．They often ________ ________ (梦想)‌ traveling to the mountains. 9．He’s not very talkative (健谈的), but ________ ________ ________ ________ (偶尔)‌, he tells a really funny story. 10．She was nervous about singing in front of people, but I told her to ________ ________ ________ ________ (试一试)‌, and she did great! 11．It’s easy to ________ ________ (开始养成)‌ the habit of checking your phone. 12．The final decision is ________ ________ (取决于) the manager. 13．It’s ________ ________ (由……决定) you whether we go out for dinner or cook at home. 14．She managed to ________ ________ (克服)‌ her fear of public speaking in just a few weeks. 15．She decided to ________ ________ (放弃)‌ her part-time job to focus on studying for the exams. 16．He’s not very tall, ‌but ________ (重要地)‌, he’s very kind. 17．This plant is still in the early _________ (阶段)‌ of growth. 18．_________ (出人意料地)‌, no one noticed the mistake in the report. 19．Being too _________ (严格的)‌ about rules at home might make children afraid to share their problems. 20．Reading stories of brave people can _________ (鼓舞) us to face challenges. 21．Repeated (反复的) _________ (失败)‌ in exams didn’t break her spirit. 22．Can you give me a _________ (建议)‌ for a good restaurant in this area? 23．Learning a ________ (外国的)‌ language opens doors to new cultures and ways of thinking. 24．Some people think handwritten letters are _________ (过时的)‌, but I find them more meaningful. 25．I sent a _________ (明信片)‌ to my friend from Paris. 26．She put a ________ (硬币)‌ into the machine (机器) and got a bottle of water. 27．Hard work is often the key to success and personal ________ (成就)‌‌. 28．This ticket will ________ (允许)‌ you to enter the museum for free on weekends. 29．She became a ________ (程序设计员)‌ after studying computer science for four years. 30．He is learning the ________ (意大利的)‌ language so he can travel to Italy next summer. 31．In the museum, every ________ (物品)‌ on display tells a story from the past. 32．Practicing ________ (瑜伽)‌ can help reduce stress‌. 33．Deep breathing may help ‌reduce ________ (压力) during busy times. 34．He practices ________ ________ (功夫)‌ every morning. 35．It was her first time trying to ________ ________ (溜冰). 二、用括号内单词的正确形式填空。 1．It’s necessary for us _________ (practice) English speaking every day. 2．My instructor encouraged me not to give up ________ (easy). 3．Don’t forget ________ (look) after the flowers and animals when I’m away. 4．I used __________ (fear) trying new foods, like Sichuan spicy (辛辣的) dishes. Last week I tasted them and found they were delicious! 5．The __________ (instruct) told us many important rules before we started doing calligraphy. 6．Don’t be angry. I just do it __________ (express) my ideas clearly. 7．It’s important for students ________ (develop) good learning habits at a young age. 8．Tom saves pocket money every month ________ (buy) books for poor kids. 9．The sign reminds us ________ (not litter) everywhere in the schoolyard. 10．—Must I ________ (return) this book tomorrow? —No, you needn’t. You can keep it until next week. 11．—Hi, Tony! What are you up to? —Hi, Daming. I ________ (make) a model spaceship for our school project. 12．Thanks for your ________ (invite), but I’m not available this weekend. 13．They are having a ________ (discuss) about the summer vacation plan. 14．I ________ (feel) really tired after the long walk yesterday. 15．He spends two hours ________ (play) the piano every day. 16．He is old enough ________ (look) after himself. 17．My parents always encourage me ________ (face) difficulties bravely instead of running away. 18．Reading English aloud every morning is a good way ________ (improve) your spoken English. 19．I feel ________ (happy) when I stay with my best friends. 20．My sister has two ________ (hobby): drawing and playing the piano. 21．It’s ________ (relax) to take a walk after dinner with my parents. 22．Although Tom was tired, he managed ________ (climb) to the top of the mountain. 23．Just as the saying goes, “The first step is always the ________ (hard). 24．The math teacher made me solve that difficult problem by ________ (my), and after thinking for ten minutes, I finally found the right answer. 25．We watched the national flag ________ (rise) slowly in the morning sun. 26．Most ________ (important), we learned how to work as a team during the football game. 27．The AI gave me some great ________ (suggestion) on how to improve my story. 28．________ (play) basketball helps me make many friends and keeps me energetic after school. 29．When I started to make a handmade card for my mom, I spent half an hour ________ (choose) red ink or gold ink. 30．When practicing Chinese calligraphy, you need to pay attention to the order of ________ (stroke). 31．My best friend brought some ________ (Italy) chocolate to share with us during the break. 32．He finished the work by ________ (him). 33．My cousin often asks me ________ (fly) kites with her when it’s windy. 34．He has a ________ (tooth) because he ate too much candy. 35．My brother had a cold yesterday and he felt ________ (sleep) all day. 三、根据首字母提示完成句子。 1．Doing sports is a good way to r________ stress after a long day of study. 2．My grandfather is good at Chinese c________. He writes beautiful characters with a brush. 3．I always look forward to the snowy season because I can go s________ then. 4．David: I’m interested in music, and my hobby is playing the f________. 5．He is a good p________ and can make phone apps. 6．Words can’t e________ how happy I am. 7．Hiking is a popular outdoor a________ in spring. 8．—If you help me clean the apartment, I’ll treat you to dinner. —It’s a d________. I’ll start with the living room. 9．How terrible it is to do a bungee jump(蹦极)! I have a f _______ of heights. I will just watch you play from the ground. 10．You can’t make progress in your studies without m________ your time well. 11．The actor forgot his lines (台词) in the middle of the s________. 12．To ensure safety, the airport has s________ security (安全) checks now. 13．I followed your s________ and the cake turned out perfectly! 14．My grandfather collects s________ from different countries as a hobby. 15．Dogs have a strong s________ of smell, much better than humans. 16．The strange o________ in the sky turned out to be a weather balloon. 17．The school rules have become much s________ this year. 18．Thank you for your s________, but I think I can solve the problem by myself. 19．I didn’t fail the exam. In fact, I did r________ well! 20．Writing Chinese characters (汉字) requires practising their s______ many times. 21．Marie Curie’s story is a great i________ to young scientists. 22．My grandfather’s phone is quite old-fashioned, but he r________ to buy a new one. 23．Our class will have an o________ to the park this Sunday. 24．Don’t be shy. Just ask a________ if you have any questions. 25．He ate too much ice cream, so he has a s________. 26．You have a high f________. You need to see a doctor. 27．He likes to s________ on the sofa and watch TV after work. 28．Let’s note down the answers in a t________. 29．We created a c________ to show our group’s survey results. 30．We need to p________ our survey results to the whole class. 学科网（北京）股份有限公司 $