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Unit8 A green world 词汇100题答案+逐题解析
一、根据中文提示写单词（30题）
1. fuel
解析：fuel不可数名词，燃料；enough后接名词。
2. separate
解析：please+动词原形；separate…from…把……分开。
3. level
解析：名词，水平；English level英语水平。
4. broken
解析：被动语态be+过去分词；break→broken，被打碎。
5. single-use
解析：复合形容词，一次性的，修饰名词products。
6. electronic
解析：形容词，电子的，electronic pets电子宠物。
7. posters
解析：many+可数名词复数；poster海报。
8. wisely
解析：副词修饰动词spend；wise形容词→wisely副词。
9. management
解析：名词，管理；better修饰名词。
10. batteries
解析：battery电池，泛指用复数batteries。
11. resources
解析：natural resources自然资源，常用复数。
12. affecting
解析：prevent…from doing sth阻止……做某事，from后动名词。
13. seabirds
解析：some+可数名词复数，海鸟。
14. strict
解析：形容词作定语，strict laws严苛的法律。
15. fined
解析：被动be+过去分词；fine罚款→fined。
16. cause
解析：情态动词can后用原形；cause导致。
17. soil
解析：不可数名词，土壤。
18. eco-friendly/environment-friendly
解析：形容词，环保的，修饰名词。
19. chemical
解析：形容词，化学的，chemical processes化学工序。
20. damage
解析：cause damage to…对……造成损坏，damage不可数。
21. According
解析：according to固定搭配，根据，句首大写。
22. resource
解析：不定冠词a+单数名词，资源。
23. run out
解析：will+动词原形；run out用完（无被动）。
24. widely
解析：副词修饰动词spread；wide→widely广泛地。
25. total
解析：形容词，总共的，total amount总量。
26. hardly
解析：副词，几乎不。
27. second-hand
解析：形容词，二手的，修饰bicycle。
28. interview
解析：job interview求职面试。
29. poured
解析：现在完成时has+过去分词；pour倾泻→poured。
30. unclean/dirty
解析：形容词，不干净的，修饰toilet。
二、用所给词适当形式填空（30题）
1. successfully
解析：副词修饰动词finish；success名词→successfully副词。
2. vote
解析：will后接动词原形，vote for投票。
3. control
解析：how to do不定式结构，用原形。
4. broke
解析：just now刚才，一般过去时；break→broke。
5. caused
解析：last year去年，过去式；cause→caused。
6. separate
解析：情态动词can+动词原形。
7. electricity
解析：use后接名词；electric形容词→electricity名词（电）。
8. harmful
解析：be harmful to固定短语，对……有害。
9. polluting
解析：stop sb/sth from doing sth阻止……做。
10. has been poured
解析：since+过去时间，现在完成时；污水被倒入海里，被动。
11. Recycling
解析：动名词作句子主语，首字母大写。
12. unclean
解析：由pollution可知河水不干净，加否定前缀un。
13. chemicals
解析：too many+可数名词复数，化学品。
14. will be punished
解析：if主将从现，违反规则将会被惩罚，将来被动。
15. wisely
解析：副词修饰动词use。
16. to save
解析：ought to do sth应该做某事。
17. deserts
解析：one of+名词复数，……之一。
18. are invited
解析：if条件句，你被邀请，一般现在被动。
19. will be punished
解析：主将从现，作弊会被处罚，将来被动。
20. difference
解析：make a difference固定搭配，有影响、起作用。
21. darkness
解析：be afraid of+名词；dark形容词→darkness名词黑暗。
22. be heard
解析：情态动词can+被动be done，被听见。
23. to raise
解析：不定式表目的，筹钱。
24. reducing
解析：介词of后接动名词。
25. organization
解析：名词作主语；organize动词→organization组织。
26. breathing
解析：have difficulty (in) doing做某事有困难。
27. reasons
解析：one of+名词复数。
28. To save
解析：不定式放句首表目的，为了节约能源。
29. is known
解析：be known to sb被……熟知，一般现在被动。
30. riding
解析：What about doing sth？提建议句式。
三、首字母填空（30题）
1. hardly
解析：hardly几乎不，句意：猫自己开冰箱我几乎不敢相信。
2. green
解析：go green践行环保，固定搭配。
3. strict
解析：be strict with sb对某人严格。
4. break
解析：break rules违反规则；must+原形。
5. control
解析：control moods控制情绪，learn to do。
6. truck
解析：load corn onto a truck把玉米装上卡车。
7. unclean
解析：落满灰尘→墙面不干净unclean。
8. punished
解析：违反法律将会被罚款，be punished被动。
9. levels
解析：different levels of difficulty不同难度等级。
10. total
解析：a total of总共。
11. electronic
解析：electronic products电子产品。
12. eco
解析：eco-friendly环保的。
13. separate
解析：separate A from B分离，祈使句原形。
14. poured
解析：yesterday过去时，工厂倾倒废水。
15. wise
解析：It’s wise to do做……是明智的。
16. causes
解析：one of+复数名词，原因。
17. coughed
解析：现在完成时have coughed，咳嗽好几天。
18. soil
解析：防止土壤被雨水冲走。
19. second-hand
解析：二手笔记本省钱。
20. difference
解析：make a difference带来改变。
21. allow
解析：allow sb to do允许某人做；doesn’t+原形。
22. resources
解析：学习资源，复数resources。
23. fuel
解析：fuel燃料，耗油少的车更环保。
24. gases
解析：氧气二氧化碳都是气体，复数gases。
25. poster
解析：制作节水海报张贴。
26. However
解析：转折副词，然而，首字母大写。
27. reduce
解析：reduce pollution减少污染，can+原形。
28. Luckily
解析：副词，幸运地，句首大写。
29. recycle
解析：回收玻璃瓶再造新瓶。
30. pollution
解析：water pollution水污染，不可数名词。
四、音标填空（10题）
1. electronic / lek tr n k/ 电子的
解析：形容词修饰products。
2. single-use / s ɡl ju s/ 一次性
解析：一次性塑料袋。
3. level / levl/ 水平，水位
解析：normal level正常水位。
4. separate / sep re t/ 分开
解析：can后用动词原形。
5. pour /p (r)/ 倾倒
解析：你倒热水小心。
6. affect / fekt/ 影响
解析：情态动词can+原形。
7. vote /v t/ 投票
解析：be going to+原形。
8. cause /k z/ 导致
解析：may+动词原形。
9. hardly / hɑ dli/ 几乎不
解析：固定搭配hardly ever几乎从不。
10. wisely / wa zli/ 明智地
解析：副词修饰动词use。译林版（2024）八年级下册Unit 8 A green world
单元重点词汇变形100题（含解析）
四种题型：
一、根据中文提示写出单词的正确形式。 二、用括号内单词的正确形式填空。
三、根据首字母提示完成句子。 四、根据句意及音标填空。
一、根据中文提示写出单词的正确形式。
1．They had enough ________ (燃料) to see the winter out.
2．Please ________ (分开) the good apples from the bad ones.
3．His English ________ (水平) has improved greatly this term.
4．Old electronic products should not be ________ (破坏) into pieces. They need proper recycling.
5．Many travellers carry reusable items to avoid relying on ________ (供一次使用的) products during trips.
6．According to reports from the 2025 World Smart Industry Expo, a wide range of AI devices including ________ (电子的) pets are making their way into everyday households.
7．We saw many ________ (海报) about environmental protection at the park entrance.
8．If you spend your pocket money ________ (明智地), you can save enough money.
9．The zoo needed better ________ (管理) rather than more money.
10．Always recycle ________ (电池). One from the thrown-away phones can pollute 500 litres of water.
11．We depend on natural ________ (资源) to live, so we should make good use of them.
12．The famous block toy company held the Build and Talk activities offline in China to help parents and children prevent too much screen time from ________ (影响) children’s eyes.
13．Some ________ (海鸟) have a similar ability. They are able to make a smell map of their flying areas.
14．To make sure of food safety, the Chinese government has decided to make ________ (严格的) laws.
15．If we drop litter in a public place, we’ll be ________ (罚款) by the police.
16．Too much pressure can ________ (导致) many health problems.
17．Farmers grow different kinds of crops in the rich ________ (土壤).
18．In a panel discussion, EY’s Jim Doucette said younger consumers in the US and China increasingly prefer ________ (环保的) products.
19．The laboratory uses advanced ________ (化学的) processes to purify water.
20．We can’t make a campfire here as it may spread and cause ________ (损坏) to the forests.
21．________ (根据) to the weather report, there will be heavy rain tomorrow.
22．Bamboo is a cheap and eco-friendly ________ (资源) that can be made into many things.
23．The energy from the sun and wind is very cheap and it will never ________ (用完) .
24．The news about the new environmental law spread ________ (广泛地) on social media.
25．The ________ (总共的) amount of plastic waste produced by our city each year is more than 100,000 tons.
26．It rained so heavily that I could ________ (几乎不) see the road ahead while driving.
27．I bought a ________ (二手的) bicycle from my neighbor for only 200 yuan.
28．She practised answers before the job ________ (面试) to feel more confident and calm.
29．The heavy rain has ________ (倾泻) down for two hours, making the streets very wet,
30.The ________ (不洁净的) public toilet in the city park nearby needs quick cleaning.
二、用括号内单词的正确形式填空。
1．You will ________ (success) finish all your tasks if you keep working hard.
2．All teachers and students will ________ (vote) for the excellent student leader in our school next week.
3．Everyone needs to learn how to ________ (control) their own feelings when they face difficulties.
4．The naughty kids ________ (break) some delicate glass bottles when they played indoors just now.
5．The sudden heavy rain ________ (cause) many serious natural disasters in mountainous areas last year.
6．We can easily ________ (separate) fresh fruits from rotten ones before storing them at home.
7．How to use ________ (electric) safely has become general knowledge in our class.
8．People use too many plastic bags and throw them away. It is ________ (harm) to our environment.
9．I think we should do something to stop the factory ________ (pollute) the air.
10．Over 60,000 tons of nuclear-contaminated water ________ (pour) into the sea by Japan since Aug. 24, 2023.
11．________ (recycle) is very important for us to protect our environment.
12．The river is ________ (clean) because of the pollution.
13．Too many ________ (chemical) are bad for the soil.
14．If you break the rules, you ________ (punish) by the teacher.
15．We should use the natural resources ________ (wise).
16．We ought ________ (save) energy in our daily life.
17．The Sahara is one of the world’s biggest ________ (desert).
18．If you ________ (invite) to the party, you should bring a small gift.
19．If a student cheats in the exam, he or she ________ (punish) by the school.
20．If we all make great efforts to stop wasting food, we can make a ________ (different)!
21．I was afraid of ________(dark) then, so I always left a light on at night.
22．Nick, speak louder so that you can ________ (hear) by all the students.
23．The kind girl tried everything she could think of ________ (raise) money for WWF.
24．With the aim of ________ (reduce) waste, the project has won support from many people.
25．The ________ (organize) works closely with the local government to protect finless porpoises (江豚).
26．In winter, people with lung problems may have difficulty ________ (breathe).
27．One of the ________ (reason) of the traffic accident was the carelessness of the driver.
28．________ (save) energy, we can turn off lights when we leave a room.
29．The famous environmentalist ________ (know) to people all over the world for his great work on ocean protection.
30.What about ________ (ride) bikes to school instead of taking cars
三、根据首字母提示完成句子。
1．I could h________ believe my eyes when the cat opened the fridge door by itself.
2．The environment of the earth is getting worse, so it’s time for us to go g________.
3．All the head teachers in our school are s________ with every student in daily school management.
4．As polite teenagers, we must never b________ the public rules in any public places.
5．When you feel angry or upset, you should learn to c________ your own moods properly.
6．Yesterday a drone filmed villagers loading corn onto a t________ in Linyi City, Shandong Province.
7．The old house had u________ walls that are covered in dust.
8．People will be p________ if they break the strict laws in this country.
9．The online course offers different l________ of difficulty, suitable for beginners and skilled learners.
10．Our school is not that big, with a t________ of 500 students.
11．In order to protect his eyes, he seldom uses e________ products.
12．We should use more e________-friendly cleaning products in our daily life.
13．Please s________ the glass from the plastic before recycling them.
14．The factory p________ much chemical waste into the river yesterday.
15．It is w________ to save water and electricity in daily life.
16．—Can you explain why Du Fu’s works have been popular for centuries
—One of the c________ is that his works give us a closer look at history.
17．Mr. Green has c________ for several days, so his doctor advises him to give up smoking.
18．We should plant more trees to prevent the s________ from being washed away by rain.
19．To save some money, I finally decided to buy a s________ laptop for my online classes.
20．Your small act of kindness can make a d________ in someone’s day and mood.
21．The school doesn’t a________ students to bring mobile phones to class.
22．The internet provides many free and rich r________ for students who want to learn new things.
23．Cars that use less or no f________ are better for our environment and can save money too.
24．Some g________ in the air, like oxygen and carbon dioxide, are important for plants.
25．We should make a big and clear p________ about saving water to let more people know its importance and put it on the noticeboard.
26．H________, some people still don’t care about environmental problems.
27．Using public transportation can r________ air pollution.
28．L________, many people start to realize the importance of green life.
29．We can r________ glass bottles to make new ones.
30.The government is making laws to stop water p________.
四、根据句意及音标填空。
1．Teenagers should use as few ________ / lek tr n k/ products as possible to protect their eyes.
2．The government plans to fight plastic pollution by stopping using ________ / s ɡl ju s/ bags.
3．The water in this lake is 8 metres below the normal ________ / levl/ because of the long drought this year.
4．Two pages of this old book are stuck together, and I can’t ________ / sep re t/ them.
5．Please be careful when you ________ /p : (r)/ the hot water.
6．I think the weather can ________ / fekt/ our moods.
7．People in that country are going to ________ for a new president. /v t/
8．Eating too much may ________ /k z/ health problems.
9．He ________ /’hɑ:dli/ ever watches TV on school nights.
10．We should learn to use time _______ /'wa zli/ in summer vacation.

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