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答案解析
一、单项选择（共30小题）
1. 答案：A；解析：achievement成就，condition条件，situation情况，population人口。电脑发明是人类历史的重大成就，选A。
2. 答案：C；解析：固定句型It’s+adj.+for sb. to do sth.，表示“对某人来说做某事是……的”，选C。
3. 答案：A；解析：environment环境，competition竞争，communication交流，development发展。保护家园即保护环境，选A。
4. 答案：B；解析：答语是地点（国家公园），对地点提问用where，what问事物，when问时间，why问原因，选B。
5. 答案：D；解析：So did I表示“我也一样”（肯定），Neither did I表否定；So I did表“我确实如此”，结合语境选D。
6. 答案：B；解析：helpful有益的，harmful有害的，useful有用的，wonderful极好的。塑料袋过多对环境有害，选B。
7. 答案：A；解析：check检查，copy复制，find找到，share分享。交报告前核对数据防错，选A。
8. 答案：D；解析：hard副词“努力地”，hardly副词“几乎不”。学习努力，几乎考试不挂科，选D。
9. 答案：B；解析：alive活着的（表状态，可作表语），living现存的，lively活泼的，live现场的。医生到时老人仍活着，选B。
10. 答案：A；解析：unlock解开、揭秘，cover覆盖，clear清理，organize组织。揭开古石板秘密，选A。
11. 答案：B；解析：be made by由……制作（人），be made of由……制成（能看出原料），be made in在某地制造，be made from由……制成（看不出原料）。模型飞机由哥哥制作，选B。
12. 答案：C；解析：almost几乎，always总是，hardly几乎不，often经常。太累几乎走不动，选C。
13. 答案：B；解析：hopeless无望的，endless无尽的，careless粗心的，useless无用的。自然有无尽奇观，选B。
14. 答案：B；解析：nobody没人，anybody任何人（否定/疑问句），somebody某人（肯定句）。没人回应，房间有人吗？选B。
15. 答案：A；解析：carry on继续，put on穿上，take on承担，get on进展。外面吵，学生继续读书，选A。
16. 答案：D；解析：try on试穿，代词放中间；skirt单数用it，选D。
17. 答案：C；解析：believe in信任，depend on依靠，belong to属于，look for寻找。书包属于女孩吗？选C。
18. 答案：B；解析：clearly清晰地，hardly几乎不，nearly几乎，deeply深深地。音乐太响几乎听不见，选B。
19. 答案：A；解析：carry on继续，carry out执行，carry off夺走，carry away带走。继续治疗康复，选A。
20. 答案：B；解析：宾语从句表事实用that引导；客观真理用一般现在时，主语sun单数，rise用rises，set用sets，选B。
21. 答案：B；解析：than表比较，quiet比较级quieter，much修饰比较级，选B。
22. 答案：B；解析：light pollution导致夜空变得更暗，用比较级darker，选B。
23. 答案：B；解析：see sb. doing sth.看见某人正在做某事（动作进行），see sb. do sth.表全过程，路过时看见正在干活，选B。
24. 答案：C；解析：look提示现在进行时（be+doing），build的现在分词building，选C。
25. 答案：D；解析：固定搭配spend time doing sth.花费时间做某事，选D。
26. 答案：A；解析：lost迷路的，ill生病的，hurt受伤的，tired疲惫的。男孩在森林迷路，选A。
27. 答案：B；解析：宾语从句客观真理用一般现在时，moon单数，go用goes，选B。
28. 答案：B；解析：look for寻找，look at看，look after照顾，look up查阅。去动物园看动物，选B。
29. 答案：B；解析：instead of代替，thanks to多亏，compared to对比，except for除了。多亏医生护士老人康复，选B。
30. 答案：A；解析：宾语从句表疑问用if；tomorrow morning提示一般将来时（will+动词原形），选A。
二、根据首字母填空（共15小题）
1. 答案：argument；解析：have an argument with sb.和某人争吵，符合语境。
2. 答案：methods；解析：different后接复数名词，methods方法，不同学生学英语方法不同。
3. 答案：upload；解析：download下载，对应upload上传，电脑可下载上传信息。
4. 答案：board；解析：notice on the board布告栏通知，固定搭配。
5. 答案：whale；解析：huge whale巨大的鲸鱼，从海里跳出，符合语境。
6. 答案：alive；解析：be alive活着，事故后庆幸还活着。
7. 答案：belief；解析：strong belief坚定的信念，信念激励他人。
8. 答案：northern；解析：northern北方的，形容词修饰part，北京在中国北部。
9. 答案：newspapers；解析：read newspapers看报纸，每天早报获取新闻。
10. 答案：whether；解析：whether...or not是否，固定搭配，周末是否徒步未决定。
11. 答案：wealth；解析：great wealth巨大财富，家庭富有却生活简朴。
12. 答案：check；解析：check pockets检查口袋，洗衣前检查口袋。
13. 答案：model；解析：a small model一个小模型，太阳系模型解释行星运动。
14. 答案：style；解析：not my style不是我的风格，不喜欢夹克喜欢西装。
15. 答案：belongs；解析：belong to属于，主语toy bear单数，一般现在时用belongs。
三、用括号内单词的正确形式填空（共15小题）
1. 答案：African；解析：形容词修饰名词animal，Africa（非洲）→African（非洲的）。
2. 答案：anybody；解析：疑问句用anybody，somebody用于肯定句。
3. 答案：writing；解析：and连接并列成分，reading动名词，write→writing。
4. 答案：unknown；解析：形容词修饰名词things，known（已知的）→unknown（未知的），盲盒里是未知物品。
5. 答案：artist；feathers；解析：第一空the后接名词artist（艺术家）；第二空feather可数名词，用复数feathers。
6. 答案：northern；colder；解析：第一空形容词northern修饰part；第二空than提示比较级，cold→colder。
7. 答案：alive；解析：stay+形容词表状态，live→alive（现存的），传统艺术留存下来。
8. 答案：wealthy；解析：形容词修饰名词man，wealth（财富）→wealthy（富有的）。
9. 答案：hardly；解析：副词修饰动词believe，hard（努力地）→hardly（几乎不），几乎不敢相信美景。
10. 答案：belongs；解析：主语the book单数，一般现在时，belong→belongs。
11. 答案：boiling；解析：形容词修饰名词water，boil→boiling（沸腾的），沸水和蒸汽启发蒸汽机发明。
12. 答案：endless；解析：形容词修饰名词wonders，end（尽头）→endless（无尽的），自然有无尽奇观。
13. 答案：unlock；解析：情态动词could后接动词原形，lock（锁住）→unlock（解开），新证据解开旧案秘密。
14. 答案：belief；解析：the后接名词，believe（相信）→belief（信念），恐龙会飞的信念被证实。
15. 答案：fully；解析：副词修饰动词enjoy，full（满的）→fully（完全地），尽情享受冬季运动。
四、语法填空（共10空）
1. 答案：argument；解析：an后接名词，argue（争论）→argument，科学家间有争论。
2. 答案：to prove；解析：不定式作后置定语，修饰facts，无有力证据证明。
3. 答案：unlock；解析：help sb. (to) do sth.帮助某人做某事，填unlock。
4. 答案：shows；解析：主语the data单数，一般现在时，show→shows，数据显示地下有沉积物。
5. 答案：finding；解析：this后接名词，find（发现）→finding，这个发现证明火星曾有海洋。
6. 答案：thousands；解析：固定搭配thousands of成千上万的，修饰系外行星。
7. 答案：discoveries；解析：these后接复数名词，discover（发现）→discoveries，这些发现解答疑问。
8. 答案：exploration；解析：名词作主语，explore（探索）→exploration，太空探索不易。
9. 答案：reminds；解析：主语every new finding单数，一般现在时，remind→reminds，新发现提醒我们要学的还有很多。
10. 答案：understanding；解析：形容词比较级后接名词，understand（理解）→understanding，更深入理解人类在宇宙中的位置。
五、完成句子（共15小题）
1. 答案：no longer；解析：no longer不再，固定短语，放实义动词前。
2. 答案：Thanks to；解析：thanks to多亏，固定短语，句首首字母大写。
3. 答案：What’s more；解析：what’s more更为重要的是，固定短语，句首首字母大写。
4. 答案：as soon as；解析：as soon as一……就……，引导时间状语从句。
5. 答案：more beautiful than；解析：合并句用比较级，more beautiful更漂亮，than比。
6. 答案：shouldn’t；anything；解析：情态动词should否定式shouldn’t；肯定句something变否定句anything。
7. 答案：in danger；解析：in danger濒危的、处于危险中的，固定短语作后置定语。
8. 答案：throw litter；解析：throw litter乱扔垃圾，情态动词后接动词原形。
9. 答案：Learning about；解析：动名词短语作主语，learn about了解，句首首字母大写。
10. 答案：set up；解析：set up建立，不定式后接动词原形。
11. 答案：Did；visit；Yes；they；did；解析：一般过去时变一般疑问句，助动词did提前，动词还原；肯定回答Yes, 主语+did。
12. 答案：While；was；watching；was；taking；解析：while引导过去进行时（was/were+doing），两个动作同时进行。
13. 答案：What；did；to；study；解析：对动作提问用what，一般过去时助动词did，动词还原，decide to do sth.决定做某事。
14. 答案：took；to；watch；解析：同义句转换，It takes sb. some time to do sth.花费某人时间做某事，一般过去时take→took。
15. 答案：if/whether；more；secrets；解析：宾语从句表是否用if/whether；more secrets更多秘密。外研版（2024）八年级下册Unit 5 Looking into nature
易错易混必刷85题
学校：______________ 班级：______________ 姓名：______________
（考试时间：60分钟 总分：100分）
一、单项选择（共30小题；每小题1分，满分30分）
从每小题所给的A、B、C、D四个选项中，选出可以填入空白处的最佳选项。
( )1．The invention of the computer is a remarkable ________ in human history.
A．achievement B．condition C．situation D．population
( )2．It’s difficult for me ________ the difference between the two insects.
A．tell B．telling C．to tell D．told
( )3．We should try our best to protect the ________ because it’s our home.
A．environment B．competition C．communication D．development
( )4．—________ did you go hiking last weekend
—In the national park near our city.
A．What B．Where C．When D．Why
( )5．—I visited the science museum last weekend.
—________. And I took many photos there.
A．Neither I did B．Neither did I C．So I did D．So did I
( )6．Using too many plastic bags is ________ to the environment. We should use cloth bags instead.
A．helpful B．harmful C．useful D．wonderful
( )7．Before handing in your report about nature, please ________ your data again to avoid mistakes.
A．check B．copy C．find D．share
( )8．Lucy studies _______, so she _______ ever fails the exams.
A．hardly; hardly B．hardly; hard C．hard; hard D．hard; hardly
( )9．Although the old man was badly hurt, he was still _______ when the doctors arrived.
A．living B．alive C．lively D．live
( )10．The scientist worked day and night, hoping to ________ the secrets of the ancient stone tablets (石板).
A．unlock B．cover C．clear D．organize
( )11．This beautiful model plane ________ my brother for my birthday last week.
A．is made of B．was made by C．is made in D．was made from
( )12．He was so tired that he could ______ walk any further.
A．almost B．always C．hardly D．often
( )13．Nature provides us with ______ wonders, and we should protect it well.
A．hopeless B．endless C．careless D．useless
( )14．I knocked on the door, but ______ answered. Is there ______ in the room
A．somebody; anybody B．nobody; anybody C．anybody; somebody D．nobody; somebody
( )15．Although it was very noisy outside, the students ________ reading their books.
A．carried on B．put on C．took on D．got on
( )16．The blue skirt looks very pretty on you. Why don’t you ________
A．try on them B．try on it C．try them on D．try it on
( )17．Does this blue schoolbag ______ the girl in a red skirt
A．believe in B．depend on C．belong to D．look for
( )18．The music is so loud that I can ______ hear what you are saying.
A．clearly B．hardly C．nearly D．deeply
( )19．The doctor told the patient to ________ with the treatment (治疗) to get better.
A．carry on B．carry out C．carry off D．carry away
( )20．—The teacher told us ________ the sun ________ in the east and ________ in the west.
—It’s an objective truth.
A．if; rises; sets B．that; rises; sets C．that; rose; set D．whether; rise; set
( )21．This forest is much ________ than that one.
A．quiet B．quieter C．quietest D．more quieter
( )22．The night sky is becoming ________ because of light pollution.
A．dark B．darker C．darkest D．more dark
( )23．I saw them ________ when I passed the field.
A．work B．working C．to work D．worked
( )24．—Look! The little bird is ________ a nest in the tree.
—How amazing! Nature is full of surprises.
A．build B．builds C．building D．built
( )25．The scientist has spent many years ________ the habits of wild animals.
A．study B．to study C．studied D．studying
( )26．The little boy was ________ in the forest, but he finally found his way out with the help of a guide.
A．lost B．ill C．hurt D．tired
( )27．My teacher told me that the moon ________ around the earth.
A．go B．goes C．went D．is going
( )28．—What do you usually do in your free time
—I often go to the zoo to ________ the animals.
A．look for B．look at C．look after D．look up
( )29．________ the kind doctor and nurses in the hospital, the old man became better soon.
A．Instead of B．Thanks to C．Compared to D．Except for
( )30．—Could you tell me ________ the meeting ________ tomorrow morning
—I need to make a schedule.
A．if; will start B．that; starts C．when; start D．where; will starts
二、根据首字母填空（共15小题；每小题1分，满分15分）
根据句意及首字母提示，写出所缺单词的正确形式。
1．I had an a________ with my best friend Alice, and I don’t know what to do next.
2．Different students may have different m________ to learn English well.
3．The computer connected to the Internet can download or u________ the information online.
4．Look at the notice on the b________! It says there will be a parent-teacher meeting next Friday.
5．We saw a huge w________ jumping out of the sea during the boat tour.
6．After the accident, he was grateful to be a________.
7．Her strong b________ in justice inspired many people.
8．Beijing, the capital of China, lies in the n________ part of China.
9．Mr Green likes reading n________ to get news every morning.
10．We haven’t decided w________ to go hiking or not this weekend.
11．Jim’s family is known for their great w________, but they still live a simple life.
12．Before washing, check and c________ your pockets in order to make sure there's nothing left.
13．The science teacher used a small m_________ of the solar system to explain how planets move.
14．I don’t like this jacket. It’s not my s________. Suits are my favourite.
15．This toy bear b_________ to my sister. She has had it for several years.
三、用括号内单词的正确形式填空（共15小题；每小题1分，满分15分）
用括号内所给单词的适当形式填空，使句子完整、通顺。
1．The giraffe is a large ________ (Africa) animal with a very long neck and long legs.
2．Is there ________ (somebody) who can help me with this math problem
3．Our son has problems with his reading and ________ (write) at school.
4．Blind boxes which have ________ (known) things inside are popular with young people.
5．The ________ (art) made a model of a dinosaur with ________ (feather).
6．The ________ (north) part of the country is ________ (cold) than the south.
7．Luckily, many traditional art forms like Wuxi Opera are passed on and stay ________ (live).
8．The ________ (wealth) man donated all his money to the poor children.
9．I can ________ (hard) believe my eyes when I see the amazing view.
10．The book ________ (belong) to my sister, so I can’t lend it to you.
11．The invention of the steam engine was inspired by the ______ (boil) water and the hot steam.
12．Let’s explore nature! It presents us with ________ (end) wonders and secrets.
13．This new evidence (证据) could ________ (lock) the secret of the old case.
14．The ________ (believe) that dinosaurs could fly has been proved by new research.
15．They can ________ (full) enjoy the winter sports and realize their dreams.
四、语法填空（共10空；每空1分，满分10分）
阅读下面短文，在空白处填入一个适当的单词或括号内单词的正确形式。
For years, there has been an 1． (argue) among scientists about whether Mars once had oceans. Many guessed it might be true, but there were no strong facts 2． (prove) it—until recent space missions changed everything.
Space research helps us 3． (unlock) the secrets of unknown worlds, and Mars is a perfect example. China’s Zhurong rover used ground-penetrating radar (探地雷达) to study the planet’s subsurface. The data 4． (show) that there are layered sediment structures (层状沉积物结构) 10 to 35 metres underground, which are very similar to coastal deposits on Earth. This 5． (find) raises powerful proof that Mars had a large ancient ocean billions of years ago.
Beyond our solar system, scientists have found 6． (thousand) of exoplanets (系外行星). Some, like Kepler-22b, orbit in the habitable zone (宜居地带) of their stars, where liquid water might exist. These 7． (discover) don’t just answer old questions—they also make us wonder more about the universe.
Space 8． (explore) is never easy, but every new finding 9． (remind) us how much there is to learn. As we keep looking up, we will surely know more mysteries of the unknown and gain a deeper 10． (understand) of our place in the universe.
五、完成句子（共15小题；每小题2分，满分30分）
按要求完成下列句子。每空一词（缩写算一词）。
1．他不再在汽车公司工作了。
He ________ ________works in the car company.
2．多亏了一块琥珀，科学家们现在知道这个观点是错误。
________ ________ a piece of amber, scientists now know that this idea is wrong.
3．更为重要的是，我们应该学会与自然和谐相处。
________ ________ ________, we should learn to live in harmony with nature.
4．雨一停，我们就出发去山里。
We will set off for the mountains ________ ________ ________ the rain stops.
5．This park is beautiful. That park is more beautiful. (合并)
That park is ________ ________ ________ this park.
6．We should do something to study nature. (否定句)
We ________ do ________ to study nature.
7．我们应该尽我们最大的努力拯救濒危动物。
We should try our best to save animals ________ ________.
8．我们不应该在森林里乱扔垃圾。
We should not ________ ________ in the forest.
9．了解自然有助于我们更好地保护它。
________ ________ nature helps us protect it better.
10．保护濒危动物的方法之一是建立更多的自然保护区。
One of the ways to protect endangered animals is to ________ ________ more nature reserves.
11．They visited the nature reserve last week. (改为一般疑问句，并作肯定回答)
________ they ________ the nature reserve last week
________, ________ ________.
12．I was watching insects. My friend was taking photos. (用while合并)
________ I ________ ________ insects, my friend ________ ________ photos.
13．I decided to study plants.（对划线提问）
________ ________ you decide ________ ________
14．He spent two hours watching birds. (同义句)
It ________ him two hours ________ ________ birds.
15．谁知道这块琥珀是否还会告诉我们更多的秘密呢？
Who knows ________ this piece of amber will tell us ________ ________ .

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