Units 1-3 期中重点单词及词性转换分层必考100 题 2026-2027学年沪教版（五四学制）八年级上册英语

沪教版(五四学制)新教材八年级上册英语Unit 1 - Unit 3 期中重点词汇变形必考100题 学校: 班级: 姓名: (考试时间:60分钟 满分:100分) 资料说明 整套词汇专项按基础识记 能力提升 综合拓展 深化练习四层梯度划分,由浅入深,完整覆盖音、形、义、变形、语境全维度考点: 1. 基础识记(40分):内设音标写词、中文提示写词两类基础题型,先通过音标训练音形匹配,解决单词不会读、不会拼的难题;再结合中文释义巩固词义记忆,全覆盖单元核心四会单词,夯实拼写根基。 2. 能力提升(20分):词形转换专项,囊括名词单复数、词性转换、时态变化、形副词转换等高频易错考点,词汇语法结合,针对性突破变形失分点。 3. 综合拓展(20分):语境首字母填空,依托完整句子设置场景,考查单词辨析与固定搭配,训练学生结合上下文灵活运用词汇的能力。 4. 深化练习 (20分) : 结合课文内容和本单元重点词汇,考查学生对课文细节、主旨及单元主题的理解,深化学生对单元内容的认识。 第一部分:基础识记层级(40 分) . 根据句意及音标提示写出单词(共20小题,每小题1分) 1. We should save every drop because clean / pre s/ water is not endless. 2. The farmer carried two water /p ts/ to the field early this morning. 3. This / d d tl/ camera can help blind people get information around them. 4. The little boy felt / we k/ and wondered what the strange sound was. 5. Please / t/ the water tap after you finish washing hands. 6. A / k n (r)/ of the room is filled with old water pots. 7. / v l ntri/ work helps many disabled people live easier lives. 8. The / ri snt/ study shows curiosity improves our memory. 9. The dog will /b k/ loudly when strangers get close. 10. The hot sun makes the /m d/ on the ground dry quickly. 11. This / ha dn/ danger cannot be found easily. 12. A / k pl/ of students are doing research on cloud seeding. 13. We use special / kem klz/ to make rain in dry areas. 14. The / a sa t/ of some kids becomes poor after long screen time. 15. The guide will / n f m/ us of the rules before we start. 16. The heavy rain will /ru n/ our plan to collect water. 17. We got /f n t st k/ news about the water supply project. 18. The fire robot can /d tekt/ danger in the burning building. 19. / e f (r)/, we need to keep asking questions and think more. 20. The worker will /p (r)/ clean water into the pot carefully. . 根据句意及汉语提示写出单词(共20小题,每小题1分) 1. The water (处理)factory helps clean wastewater from the city. 2. My mum put a piece of (肥皂)into the water to wash clothes. 3. This (便携式电脑)is widely used by the researchers in the field. 4. The (沙漠)has very little rain all year round. 5. The (研究者)found that curiosity helps people remember better. 6. We should raise people’s (意识)of saving fresh water. 7. The (键盘)of this smart stick can give directions for blind users. 8. This kind of (芯片)is used in firefighting robots. 9. The (持续的)rain helped fill the water hole in the desert. 10. He is (不熟悉的)with this new digital system. 11. The (人口)of this dry area is still growing fast. 12. The (把戏)of the magician surprised all the kids. 13. This (有限的)water can only support us for three days. 14. He (摇动)the bottle to mix the water and chemical together. 15. The (乡村的)schools get free internet service now. 16. This (抱怨)is about the poor water supply in this area. 17. The (洗碗机)saves lots of water and time for us. 18. The (鹰)has very sharp eyesight in the wild. 19. In my (看法), cloud seeding is a useful way to get rain. 20. This (病毒)may stop the smart system from working well. 第二部分:能力提升层级(20 分) 用括号内所给单词的适当形式填空(共20小题,每小题1分) 1. It is (amaze) that we can send icebergs to dry places for fresh water. 2. The (report) told us how the South‑North Water Transfer Project works. 3. This smart stick is (help) for the blind in daily life. 4. The (connect) between the two water pipes was broken last night. 5. Curiosity encourages (we) to find more interesting facts around us. 6. The (disadvantage) of cloud seeding is its high cost. 7. He felt (annoy) when the water supply stopped suddenly. 8. This (continue) hot weather makes the water hole dry faster. 9. The (surprise) result of the study excited all the researchers. 10. We should be (care) when we pour water into the pot. 11. The (rural) areas are short of clean drinking water. 12. The firefighting robot can send (video) information to the control unit. 13. The (volunteer) help to spread the idea of water saving. 14. The (inborn) talent for thinking makes the boy good at science. 15. The (organise) of this water‑saving activity takes lots of time. 16. She is (craze) about all kinds of digital inventions. 17. The (conclude) of the report is very clear for us. 18. This kind of (software) can control the water machine. 19. The (dirty) mud at the bottom of the hole is bad for our health. 20. He (set) off for the water hole before the sun rose. 第三部分:综合拓展层级(20 分) 根据句意及首字母提示补全单词(共20小题,每小题1分) 1. We need one l of clean water for the experiment. 2. The b means one thousand million. 3. The s water cannot be drunk until it is cleaned. 4. We will give a p about cloud seeding in class tomorrow. 5. This d is good at washing plates with less water. 6. They did some r on water pollution and found some solutions. 7. The s of the sun makes the water in the hole become less quickly. 8. We use b to connect our phones with other machines. 9. A s can take photos and store information. 10. The h helps blind people hear the voice of the guide. 11. Keep an e eye on the water level of the pool. 12. The p button can start the water pump. 13. A stands for artificial intelligence. 14. The l split the sky on that rainy day. 15. This p information about the water project cannot be shared. 16. The t screen makes the digital machine easy to use. 17. The a of the new technology is that it saves lots of time. 18. We should be a of the importance of water protection. 19. The f robot can go into a burning house to save people. 20. The m can show wonderful magic tricks to kids. 第四部分: 深化练习层次 (20分) . 阅读下面这篇短文,根据汉语提示写出单词。(共10小题,每小题1分) Water is one of the most (宝贵的)things for all living things. In some dry (沙漠)areas, people have to walk far to get water. A (最近的)study tells us that many places are short of clean water. Scientists try many new ways to (供应)water. Cloud seeding uses special (化学品)to make clouds rain. The South‑North Water Transfer Project sends water to (乡村的)areas in North China. Some companies even have plans to carry (冰山)from Antarctica. But these ways also have some (不利因素). (因此), every person should build the (意识)of saving water and never waste a drop. . 根据短文内容,用方框中所给短语的适当形式填空。(每空1分,共10分) as soon as, in my opinion, be aware of, keep an eye on, set off, pay off, pass away, due to, in conclusion, speak highly of Many scientists 1. the new water‑supply methods. When we 2. the water problem, we will try our best to find solutions. The old researcher 3. for the dry mountain areas many years ago. 4. he arrived at the lake, he began his research work. He had to 5. the change of water level day and night. He firmly believed his hard work would 6. one day. 7., cloud seeding is helpful in some cases, yet it often fails 8. terrible weather conditions. 9., more creative ways are still required. The great scientist 10. two years ago, but his ideas still influence us today. 学科网(北京)股份有限公司 $ 第一部分：基础识记层级 Ⅰ. 根据音标写单词（20分） 1. precious 2. pots 3. digital 4. awake 5. shut 6. corner 7. voluntary 8. recent 9. bark 10. mud 11. hidden 12. couple 13. chemicals 14. eyesight 15. inform 16. ruin 17. fantastic 18. detect 19.Therefore 20. pour Ⅱ. 根据汉语提示写单词（20分） 1. treatment 2. soap 3. laptop 4. desert 5. researcher 6. awareness 7. keyboard 8. chip 9. continuous 10. unfamiliar 11. population 12. trick 13. limited 14. shook 15. rural 16. complaint 17. dishwasher 18. eagle 19. opinion 20. virus 第二部分：能力提升层级（20分） 1. amazing 2. reporter 3. helpful 4. connection 5. us 6. disadvantage 7. annoyed 8. continuous 9. surprising 10. careful 11. rural 12. video 13. volunteers 14. inborn 15. organisation 16. crazy 17. conclusion 18. software 19. dirty 20. set 第三部分：综合拓展层级（20分） 1. litre 2. billion 3. salty 4. presentation 5. dishwasher 6. research 7. shine 8. bluetooth 9. smartphone 10. headset 11. eagle 12. press 13. AI 14. lightning 15. private 16. touch 17. advantage 18. aware 19. firefighting 20. magician 第四部分：深化练习层次 (20分) Ⅰ. 短文汉语提示填空（10分） 1. precious 2. desert 3. recent 4. supply 5. chemicals 6. rural 7. icebergs 8. disadvantages 9. Therefore 10. awareness Ⅱ. 方框短语适当形式填空（10分） 1. speak highly of 2. are aware of 3. set off 4. As soon as 5. keep an eye on 6. pay off 7. In my opinion 8. due to 9. In conclusion 10. passed away 学科网（北京）股份有限公司 $