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答案解析
一、根据中文提示写出单词的正确形式（共35小题；每小题1分，满分35分）
1. aloud；解析：aloud为副词，意为“出声地、大声地”，固定搭配read aloud“出声朗读”，无复数和词形变化。
2. diary；解析：diary为可数名词，意为“日记”，固定搭配keep a diary“写日记”，此处用单数形式。
3. scientist；解析：scientist为可数名词，意为“科学家”，不定冠词a后接单数名词，对应“科学家”含义。
4. proud；解析：proud为形容词，意为“自豪的”，固定搭配feel proud“感到自豪”，修饰人作表语。
5. field；解析：field为可数名词，意为“田地、田野”，此处特指阳光下的田地，用单数形式。
6. grassland；解析：grassland为不可数名词，意为“草原”，对应中文“草原”，无复数形式。
7. soft；解析：soft为形容词，意为“柔软的”，be动词后接形容词作表语，描述云朵的质地。
8. housework；解析：housework为不可数名词，意为“家务”，固定搭配do housework“做家务”，无复数形式。
9. a number of；解析：a number of为固定短语，意为“一些”，修饰可数名词复数sports events，符合语境。
10. deaf；解析：deaf为形容词，意为“耳聋的、充耳不闻的”，固定搭配be deaf to“对……充耳不闻”。
11. fresh；解析：fresh为形容词，意为“新鲜的”，修饰名词air，作定语，对应“新鲜的空气”。
12. invite；解析：invite为动词，意为“邀请”，let’s后接动词原形，构成let’s do sth.“让我们做某事”。
13. sore；解析：sore为形容词，意为“疼痛的”，修饰名词neck，作定语，a sore neck“脖子疼”。
14. list；解析：list为可数名词，意为“清单”，固定搭配make a list of“列一份……的清单”，用单数形式。
15. disappear；解析：disappear为动词，意为“消失”，主语many animals为复数，句子描述客观事实，用一般现在时，动词用原形。
16. such as；解析：such as为固定短语，意为“例如”，用于列举同类事物，后接名词或短语。
17. describe；解析：describe为动词，意为“描述”，祈使句开头用动词原形，对应“描述”含义。
18. express；解析：express为动词，意为“表达”，固定搭配learn to do sth.“学会做某事”，to后接动词原形。
19. calm；解析：calm为形容词，意为“镇静的、冷静的”，固定搭配keep calm“保持冷静”，keep后接形容词作表语。
20. brightly；解析：brightly为副词，意为“明亮地、鲜明地”，修饰形容词blue，作状语，brightly blue“湛蓝的”。
21. jog；解析：jog为动词，意为“慢跑”，主语I为第一人称，every morning提示一般现在时，动词用原形。
22. set；解析：set为动词，意为“确立、设定”，句子描述过去的动作，用一般过去时，set的过去式仍为set。
23. social；解析：social为形容词，意为“社交的、社会的”，修饰名词media，作定语，social media“社交媒体”。
24. balanced；解析：balanced为形容词，意为“均衡的”，修饰名词diet，作定语，a balanced diet“均衡的饮食”。
25. magazine；解析：magazine为可数名词，意为“杂志”，不定冠词a后接单数名词，对应“杂志”含义。
26. novel；解析：novel为可数名词，意为“长篇小说”，不定冠词a后接单数名词，对应“长篇小说”含义。
27. choose；解析：choose为动词，意为“选择”，祈使句开头用动词原形，对应“选择”含义。
28. tools；解析：tool为可数名词，意为“工具”，此处表泛指，用复数形式tools，AI tools“人工智能工具”。
29. might；解析：might为情态动词，意为“可能”，后接动词原形，此处表过去的推测，用might。
30. alone；解析：alone为形容词/副词，意为“单独的（地）、独自的（地）”，此处作表语，强调“独自一人”。
31. presents；解析：present为可数名词，意为“礼物”，主语some books提示用复数形式。
32. above；解析：above为介词，意为“在……上方”（不接触），符合鸟在树上方飞的语境。
33. daily life；解析：daily life为固定短语，意为“日常生活”，daily为形容词修饰名词life。
34. imagine；解析：imagine为动词，意为“想象”，情态动词can后接动词原形，对应“想象”含义。
35. lift our spirits；解析：lift sb’s spirits 为固定短语，意为“使……开心起来”，代词our放中间，lift our spirits“使我们开心起来”。
二、用括号内单词的正确形式填空（共35小题；每小题1分，满分35分）
1. butterflies；解析：butterfly为可数名词，many后接可数名词复数，butterfly的复数形式为butterflies（变y为i加es）。
2. less；解析：little为形容词，意为“少的”，根据more vegetables提示，此处用little的比较级less，less meat“更少的肉”。
3. ours；解析：our为形容词性物主代词，此处指代“我们的教室”，用名词性物主代词ours，避免重复名词classroom。
4. imagination；解析：imagine为动词，意为“想象”，your后接名词，imagine的名词形式为imagination，意为“想象力”。
5. screens；解析：screen为可数名词，意为“屏幕”，two后接可数名词复数，screen的复数形式为screens。
6. interesting；interested；解析：interest为名词，第一空修饰物the book，用形容词interesting“有趣的”；第二空修饰人I，用形容词interested“感兴趣的”，固定搭配be interested in“对……感兴趣”。
7. better；解析：good为形容词，意为“好的”，固定句型the+比较级，the+比较级“越……，越……”，good的比较级为better。
8. loud；解析：loud为形容词，意为“大声的”，修饰名词voice，作定语，in a loud voice“大声地”。
9. disappeared；解析：appear为动词，意为“出现”，根据“人类捕猎”语境，此处用反义词disappear“消失”；last year提示一般过去时，disappear的过去式为disappeared。
10. brightly；解析：bright为形容词，意为“明亮的”，修饰动词shining，用副词形式brightly，意为“明亮地”。
11. fewer；解析：few为形容词，意为“少的”，固定句型the+比较级，the+比较级，few的比较级为fewer，修饰可数名词mistakes。
12. diaries；解析：diary为可数名词，意为“日记”，此处表泛指，用复数形式diaries，write diaries“写日记”。
13. lying；解析：lie为动词，意为“躺”，固定搭配have fun doing sth.“做某事很开心”，lie的现在分词为lying。
14. able；解析：able为形容词，意为“能够的”，固定搭配be able to do sth.“能够做某事”，此处填able。
15. invite；解析：invitation为名词，意为“邀请”，will后接动词原形，invitation的动词形式为invite。
16. funny；解析：fun为名词，意为“乐趣”，此处与outgoing并列修饰人，用形容词funny“风趣的、滑稽的”。
17. feelings；解析：feel为动词，意为“感觉”，her后接名词，feel的名词形式为feeling，此处表多种感受，用复数feelings。
18. boring；bored；解析：bore为动词，意为“使厌烦”，第一空修饰物Maths，用形容词boring“令人厌烦的”；第二空修饰人my friend，用形容词bored“感到厌烦的”。
19. alone；解析：lone为形容词，意为“孤独的（作定语）”，此处修饰动词live，用副词/形容词alone“独自地、单独的”。
20. young；解析：youth为名词，意为“青春、年轻人”，此处修饰名词people，用形容词young“年轻的”。
21. scientist；解析：science为名词，意为“科学”，此处指人，用名词scientist“科学家”，不定冠词a后接单数。
22. unforgettable；解析：forget为动词，意为“忘记”，此处修饰名词moments，用形容词unforgettable“难忘的”，由forget加否定前缀un-和后缀-able构成。
23. balanced；解析：balance为名词/动词，意为“平衡”，修饰名词diet，用形容词balanced“均衡的”，a balanced diet“均衡饮食”。
24. hiking；解析：hike为动词，意为“远足”，固定搭配mountain hiking“登山远足”，用动名词形式hiking。
25. sorer；解析：sore为形容词，意为“疼痛的”，than提示用比较级，sore的比较级为sorer。
26. expression；解析：express为动词，意为“表达”，an后接名词，express的名词形式为expression“表达、表现”。
27. proud；解析：pride为名词，意为“自豪”，固定搭配make sb.+形容词，pride的形容词形式为proud“自豪的”。
28. died；death；解析：die为动词，意为“死亡”，第一空last year提示一般过去时，die的过去式为died；第二空his后接名词，die的名词形式为death。
29. suggestions；解析：suggest为动词，意为“建议”，some后接可数名词复数，suggest的名词形式为suggestion，复数为suggestions。
30. development；解析：develop为动词，意为“发展”，the后接名词，develop的名词形式为development“发展”。
31. wooden；解析：wood为名词，意为“木头”，修饰名词boat，用形容词wooden“木制的”。
32. may；解析：may为情态动词，意为“可能”，此处描述客观情况，用原形may，后接动词原形ask。
33. social；解析：society为名词，意为“社会”，修饰名词media，用形容词social“社交的、社会的”，social media“社交媒体”。
34. jogging；解析：jog为动词，意为“慢跑”，固定搭配go jogging“去慢跑”，用动名词形式jogging。
35. deafness；解析：deaf为形容词，意为“耳聋的”，his后接名词，deaf的名词形式为deafness“耳聋”。
三、根据首字母提示完成句子（共30小题；每小题1分，满分30分）
1. level；解析：level为名词，意为“水平、水位”，sea level“海平面”，符合全球变暖海平面上升的语境。
2. surface；解析：surface为名词，意为“表面”，Earth’s surface“地球表面”，符合地球表面70%被水覆盖的语境。
3. deaf；解析：deaf为形容词，意为“耳聋的”，根据后句“听不见任何声音”，首字母d提示填deaf。
4. magazine；解析：magazine为名词，意为“杂志”，根据“文章来源、很新”，首字母m提示填magazine。
5. funny；解析：funny为形容词，意为“滑稽的、有趣的”，根据后句“大笑出声”，首字母f提示填funny。
6. fresh；解析：fresh为形容词，意为“新鲜的”，修饰名词air，breathe in fresh air“呼吸新鲜空气”，首字母f提示填fresh。
7. than；解析：than为连词，意为“比”，根据比较级younger，首字母t提示填than，构成比较状语从句。
8. proud；解析：proud为形容词，意为“自豪的”，固定搭配feel proud“感到自豪”，首字母p提示填proud。
9. scientist；解析：scientist为名词，意为“科学家”，根据袁隆平身份，首字母s提示填scientist。
10. better；解析：better为形容词比较级，意为“更好的”，根据规则帮助人进步，首字母b提示填better，a better person“更好的人”。
11. aloud；解析：aloud为副词，意为“大声地”，固定搭配cry aloud for help“大声呼救”，首字母a提示填aloud。
12. butterfly；解析：butterfly为名词，意为“蝴蝶”，根据花园里飞的昆虫，首字母b提示填butterfly，a后接单数。
13. housework；解析：housework为名词，意为“家务”，根据后句“打扫房间、铺床”，首字母h提示填housework。
14. exhibition；解析：exhibition为名词，意为“展览”，固定搭配special exhibition“特别展览”，首字母e提示填exhibition。
15. able；解析：able为形容词，意为“能够的”，固定搭配be able to do sth.“能够做某事”，首字母a提示填able。
16. daily；解析：daily为形容词，意为“日常的”，固定搭配daily life“日常生活”，首字母d提示填daily。
17. bored；解析：bored为形容词，意为“感到无聊的”，根据“无事可做”，首字母b提示填bored，修饰人。
18. alone；解析：alone为形容词/副词，意为“独自的（地）”，根据“感到孤独”，首字母a提示填alone。
19. ours；解析：ours为名词性物主代词，意为“我们的”，指代“我们的花园”，首字母o提示填ours。
20. express；解析：express为动词，意为“表达”，情态动词can’t后接动词原形，首字母e提示填express。
21. disappeared；解析：disappear为动词，意为“消失”，根据后句“天黑了”，首字母d提示填disappear；过去式disappeared。
22. sky；解析：sky为名词，意为“天空”，blue sky“蓝天”，首字母s提示填sky。
23. media；解析：media为名词，意为“媒体”，固定搭配social media“社交媒体”，首字母m提示填media。
24. novels；解析：novel为名词，意为“长篇小说”，根据老舍作品类型，首字母n提示填novels，复数形式。
25. developed；解析：develop为动词，意为“培养、发展”，根据“年轻时培养绘画热情”，首字母d提示填develop；过去式developed。
26. jogging；解析：jog为动词，意为“慢跑”，固定搭配practice jogging“练习慢跑”，首字母j提示填jogging。
27. list；解析：list为名词，意为“清单”，固定搭配shopping list“购物清单”，首字母l提示填list。
28. balanced；解析：balanced为形容词，意为“均衡的”，固定搭配balanced diet“均衡饮食”，首字母b提示填balanced。
29. imagine；解析：imagine为动词，意为“想象”，情态动词can后接动词原形，首字母i提示填imagine。
30. fun；解析：fun为不可数名词，意为“乐趣、快乐”，符合过山车让人开心刺激、心跳加速的语境，首字母f提示填fun。外研版（2024）七年级下册第三次月考（Units 4-5）
重点必考词汇变形100题
学校：______________ 班级：______________ 姓名：______________
（考试时间：60分钟 满分：100分）
一、根据中文提示写出单词的正确形式。（共35小题；每小题1分，满分35分）
1．Reading ________ (出声地) every day is a good method of improving my English.
2．I keep a ________ (日记) to write about nature.
3．My dream is to be a ________ (科学家) when I grow up, so I study hard at Maths and Physics.
4．I feel ________ (自豪的) when I help others solve problems.
5．Look, there are some farmers working under the sun in the ________ (田地).
6．The blue sky and the green ________ (草原) meet my eyes. I feel quite relaxed.
7．The clouds are ________ (柔软的) like cotton.
8．It’s important for students to learn how to do ________ (家务).
9．There will be ________ ________ ________ (一些) sports events in our school next month.
10．Daming is busy playing computer games, so he is ________ (耳聋的) to his mother’s call.
11．A walk in ________ (新鲜的) air can make us happy after a day’s hard work.
12．Let’s ________ (邀请) our teacher to join our party.
13．Too much screen time makes me have a ________ (疼痛的) neck.
14．Please make a ________ (清单) of your favorite fun activities.
15．Many animals ________ (消失) because of pollution.
16．Families and friends often gather on important days, ________ ________ (例如) the Spring Festival.
17．Please ________ (描述) your favourite natural wonder.
18．Boys and girls, we should learn to ________ (表达) our feelings properly.
19．Remember to keep ________(镇静的) when you are in trouble.
20．The sky is ________ (明亮地) blue on sunny days.
21．I ________ (慢跑) with my friends every morning.
22．They ________ (确立) three goals for this year.
23．With the help of ________ (社交的) media, more and more people could see a bigger world.
24．We should have a ________ (均衡的) diet and fun.
25．Time is a famous ________ (杂志) and it has a long history.
26．The Old Man and the Sea is a famous ________ (长篇小说) and it was created by Ernest Miller Hemingway.
27．Please ________ (选择) the right answers after reading the text.
28．Using AI ________ (工具) in the right way can help us to work better.
29．I didn’t see Mr Wang in the office. I thought he ______ (可能) go back home.
30．Sometimes I enjoy being ________ (单独) at home.
31．My parents gave me some books as my birthday ________ (礼物).
32．Look! The bird is flying ________ (在……上方) the trees.
33．Try to put fun into your ________ ________ (日常生活), like listening to music while doing housework.
34．Can you ________ (想象) a world without water The land will be dry.
35．Fun can do away with bad feelings and ________ ________ ________ (使我们开心起来).
二、用括号内单词的正确形式填空。（共35小题；每小题1分，满分35分）
1．When spring comes, many ________ (butterfly) come and dance in the beautiful garden.
2．We need to eat more vegetables and ________ (little) meat to keep fit.
3．Their classroom is three times bigger than ________ (our).
4．Use your ________ and you can come up with great ideas. (imagine)
5．There are two big ________ in the cinema. (screen)
6．—Is the book ________, Jenny
—Yes, I’m really ________ in it. (interest)
7．I think the harder I work, the ________ (good) I will be.
8．Nobody can hear you if you don’t speak in a ________ (loud) voice.
9．Many animals ________ (appear) because of human beings’ hunting last year.
10．It’s warm because the sun is shining ________ (bright).
11．The more carefully you check, the ________ (few) mistakes you will make.
12．She enjoys writing ________ (diary) in her free time.
13．The weather is fine. Children have great fun ________(lie) on the grass to enjoy the warm sunshine.
14．He is ________ to solve this difficult problem alone. (able)
15．I suggest you make a list of the friends you will ________ (invitation) to the party.
16．He is very outgoing and ________ (fun) and he always makes us laugh.
17．Nancy is quiet and shy. She seldom shows her ________ (feel) to others.
18．Maths is ________ to me, but my friend never gets ________ because he loves numbers. (bore)
19．She lives ________ in that big house. (lone)
20．The ________ (youth) people are full of energy.
21．He is a famous ________ (science) who has made great contributions to the study of insects.
22．Let’s share laughter and ________ (forget) moments together.
23．If you want to be healthy, you should have a ________ (balance) diet.
24．They are interested in mountain ________. (hike)
25．My throat is even ________ than yesterday. (sore)
26．I went to the playground and cheered for my classmates. That was an ________ (express) of support.
27．Making English videos to introduce traditional Chinese culture makes us ________ (pride).
28．His elder brother _______ of illness last year. His ________ made his family sad.( die)
29．My English teacher gave me some ________ (suggest) about how to learn English well.
30．The ____________ of AI（人工智能）will enable us to learn more about our brains. (develop)
31．The little boy built a small ________ (wood) boat with his father.
32．Some people ________ (may) ask how this cartoon animal became so popular.
33．People often post their lives on __________ (society) media for the world to see.
34．I exercise every day. I really like to go ________ (jog).
35．His ________ makes his life difficult. (deaf)
三、根据首字母提示完成句子。（共30小题；每小题1分，满分30分）
1．The sea l________ is rising because of global warming.
2．More than 70 percent of the Earth’s s__________ is covered with water.
3．His father is d________. He can’t hear anything.
4．This article comes from a m______, and it is quite new.
5．The videos were so f________ that he laughed out loud.
6．I like going hiking because I like to breathe in the f________ air in the forest.
7．You’re fifteen, and I’m twelve. I’m younger t________ you.
8．As a Chinese, I feel p________ that our country attracts many people from different countries.
9．Yuan Longping is a famous s________. He devoted his life to our country.
10．Rules can help us to become a b________ person.
11．When you are in danger, remember to cry a_________ for help.
12．The little girl wants to run after a b________ in the garden. But it flies away.
13．I am able to do some h________ such as cleaning the room and making the bed.
14．The museum has a special e________ on ancient art this month.
15．Don’t worry about Andy. He is 18 and is a________ to take good care of himself.
16．Doing exercise is part of my d________ life.
17．He fell b________ because he had nothing to do.
18．I always feel lonely when I live a________.
19．This garden is not the Greens’. It’s o________.
20．Words can’t e________ my love for the nature. We should protect it from being polluted.
21．The sun d________ behind the clouds and the sky soon got dark.
22．We flew a kite high in the blue s________ after school.
23．Now we have more chances to learn more about different cultures with social m________.
24．Lao She wrote many plays, n________ and short stories.
25．She d________ her passion for painting at a young age.
26．I would love to practice j________ to keep healthy twice a week.
27．I am making the shopping l________. What would you like to buy, Mum
28．If you have a b__________ diet, you will stay healthy.
29．Can you i________ what life will become in the year of 2050
30．The f________ of the roller coaster made my heart race.

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