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答案解析
一、用括号内单词的正确形式填空（30分）
1. tips；解析：some 后接可数名词复数，tip 是规则名词，直接加 s 变为 tips，表示“建议；提示”。
2. giraffe’s；解析：名词所有格形式，在单数名词后加 ’s，修饰 long neck，表示“长颈鹿的长脖子”。
3. saves；解析：every year 是一般现在时标志，主语 she 是第三人称单数，谓语动词 save 加 s 变为 saves。
4. Insects；解析：be 动词 are 提示主语为复数，insect 直接加 s，位于句首首字母必须大写。
5. sticks；解析：some 后接可数名词复数，stick 是规则名词，直接加 s 变为 sticks，表示“枝条”。
6. awake；解析：固定短语 stay awake，意为“保持清醒”，awake 是形容词，只能作表语。
7. noisy；解析：so + 形容词构成结果状语，noise 是名词，变为形容词 noisy，表示“吵闹的”。
8. listening；解析：介词 by 后面必须接动名词，listen 加 ing 变为 listening，表示“通过听”。
9. to look；解析：固定句型 It’s + 形容词 + to do sth.，it 是形式主语，真正主语是不定式 to look。
10. useful；解析：修饰名词 tool 用形容词，use 变为形容词 useful，表示“有用的”。
11. central；解析：修饰名词 area 用形容词，centre 变为形容词 central，表示“中心的”。
12. touching；解析：修饰事物 movie 用 -ing 形容词，touch 变为 touching，表示“令人感动的”。
13. safely；解析：修饰动词 travel 用副词，safe 变为副词 safely，表示“安全地”。
14. forgot；解析：yesterday 是一般过去时标志，forget 的不规则过去式是 forgot。
15. fighter；解析：a 后接职业名词，fight 加 -er 变为 fighter，表示“战士；斗士”。
16. named；解析：过去分词作后置定语，固定搭配 be named after，表示“以……命名”。
17. workers；解析：many 后接可数名词复数，work 加 -er 变为 worker，再加 s 表示“工人们”。
18. holes；解析：some 后接可数名词复数，hole 是规则名词，直接加 s 变为 holes。
19. weight；解析：固定短语 put on weight，表示“增重；发胖”，weigh 变为名词 weight。
20. butterflies；解析：以“辅音字母 + y”结尾，变 y 为 i 加 es，butterfly 变为 butterflies。
21. Humans；解析：谓语动词 have 提示主语为复数，human 直接加 s，句首首字母大写。
22. goldfish；解析：goldfish 单复数同形，how many 后接复数形式，仍写 goldfish。
23. sound；解析：固定搭配 the sound of birds singing，表示“鸟鸣声”，sound 为不可数名词。
24. alone；解析：stay alone 强调“独自一个人”，侧重客观状态，不带有感彩。
25. furry；解析：修饰名词 pets 用形容词，fur 变为 furry，表示“毛茸茸的”。
26. bites；解析：never 用于一般现在时，主语 he 是第三人称单数，bite 加 s 变为 bites。
27. tricks；解析：固定短语 play tricks on sb.，表示“捉弄某人”，trick 用复数形式。
28. times；解析：time 表示“倍数”时是可数名词，three times 表示“三倍”。
29. tastes；解析：前半句 smells 提示一般现在时，主语 it 是第三人称单数，taste 加 s。
30. wings；解析：鸟有两只翅膀，wing 是规则名词，直接加 s 变为 wings。
二、根据中文提示写出单词的正确形式（35分）
1. allowed；解析：固定结构 be allowed to do sth.，意为“被允许做某事”，用过去分词 allowed。
2. correct；解析：形容词作表语，correct 表示“正确的”，无词形变化。
3. round；解析：形容词修饰名词 face，round 表示“圆形的”，无词形变化。
4. save；解析：固定搭配 help sb. (to) do sth.，用动词原形 save，表示“拯救”。
5. fight；解析：固定短语 have a fight，意为“打架”，用单数名词 fight。
6. giraffes；解析：many 后接可数名词复数，giraffe 直接加 s 变为 giraffes。
7. weight；解析：the 后接名词，weigh 变为名词 weight，表示“重量”。
8. butterflies；解析：many 后接复数，butterfly 变 y 为 i 加 es 变为 butterflies。
9. bones；解析：表示一类事物用复数，bone 直接加 s 变为 bones。
10. alone；解析：副词修饰动词 stay，alone 表示“独自地”，侧重客观状态。
11. noise；解析：固定短语 make noise，意为“制造噪音”，noise 为不可数名词。
12. forget；解析：Don’t 后接动词原形，forget 表示“忘记”。
13. corner；解析：固定短语 in the corner，意为“在角落里”，用单数 corner。
14. useful；解析：形容词作表语，use 变为 useful，表示“有用的”。
15. hard-working；解析：形容词作表语，hard-working 表示“辛勤的”。
16. insects；解析：all kinds of 后接复数，insect 直接加 s 变为 insects。
17. tricks；解析：many 后接复数，trick 直接加 s 变为 tricks，表示“把戏”。
18. honey；解析：honey 是不可数名词，表示“蜂蜜”，无复数形式。
19. fur；解析：fur 表示“（动物的）软毛”，是不可数名词。
20. stick；解析：a 后接单数名词，stick 表示“枝条”。
21. afraid；解析：固定短语 be afraid to do sth.，意为“害怕做某事”。
22. hole；解析：the 后接名词，hole 表示“洞”，此处用单数。
23. sound；解析：sound 表示“声音”，指自然界的一切声音，为不可数名词。
24. snakes；解析：most 后接复数，snake 直接加 s 变为 snakes。
25. cheered；解析：and 后 gave 提示用一般过去时，cheer 变为 cheered。
26. Bats；解析：are 提示复数，bat 直接加 s，句首首字母大写。
27. awake；解析：固定短语 be awake，意为“醒着的”。
28. lift；解析：enough to 后接动词原形，lift 表示“举起”。
29. touches；解析：一般现在时，主语 child 是单数，touch 加 es。
30. ants；解析：表示一类事物用复数，ant 直接加 s 变为 ants。
31. lonely；解析：feel 后接形容词，lonely 表示“孤独的”，带有感彩。
32. tips；解析：many 后接复数，tip 直接加 s 变为 tips。
33. taste；解析：祈使句用动词原形，taste 表示“尝”。
34. neck；解析：a 后接单数名词，neck 表示“脖子”。
35. safely；解析：修饰动词 land 用副词，safe 变为 safely。
三、根据首字母提示完成句子（35分）
1. correct；解析：形容词修饰 answers，correct 表示“正确的”。
2. corner；解析：固定短语 in the corner，意为“在角落里”。
3. hole；解析：a 后接单数名词，hole 表示“洞”。
4. touched；解析：before class started 提示用一般过去时，touch 变为 touched。
5. awake；解析：固定短语 stay awake，意为“保持清醒”。
6. touch；解析：don’t 后接动词原形，touch 表示“触摸”。
7. down；解析：固定短语 feel down，意为“感到沮丧”。
8. lonely；解析：feel 后接形容词，lonely 表示“孤独的”。
9. weight；解析：固定短语 lose weight，意为“减肥”。
10. wings；解析：their 后接复数，wing 加 s 变为 wings。
11. hard-working；解析：形容词修饰 people，hard-working 表示“辛勤的”。
12. Giraffes；解析：have 提示复数，句首首字母大写。
13. afraid；解析：固定短语 be afraid，意为“害怕；担心”。
14. fight；解析：a 后接单数名词，fight 表示“打架”。
15. honey；解析：honey 是不可数名词，表示“蜂蜜”。
16. loud；解析：形容词修饰 music，loud 表示“大声的”。
17. cheered；解析：crossed 提示用一般过去时，cheer 变为 cheered。
18. useful；解析：形容词作表语，useful 表示“有用的”。
19. bats；解析：how 后接复数，bat 加 s 变为 bats。
20. tastes；解析：一般现在时，主语 dog 是单数，taste 加 s。
21. lift；解析：固定搭配 be asked to do，用动词原形 lift。
22. allow；解析：will 后接动词原形，allow 表示“允许”。
23. neck；解析：the 后接名词，neck 表示“脖子”。
24. tricks；解析：do tricks 固定搭配，意为“耍把戏”。
25. alone；解析：副词修饰 reading，alone 表示“独自地”。
26. safely；解析：副词修饰动词 travel，safe 变为 safely。
27. relationship；解析：the 后接名词，relationship 表示“关系”。
28. sticks；解析：collect 后接复数，stick 加 s 变为 sticks。
29. times；解析：three 后接复数，times 表示“倍数”。
30. forgot；解析：根据语境用一般过去时，forget 变为 forgot。
31. noise；解析：固定短语 make noise，意为“制造噪音”。
32. insects；解析：different kinds of 后接复数，insect 加 s。
33. butterflies；解析：life cycle 提示用复数，butterfly 变 y 为 i 加 es。
34. sound；解析：the sound of 表示“……的声音”。
35. snakes；解析：some 后接复数，snake 加 s 变为 snakes。译林版（2024）七年级下册Unit 5 Animal friends
单元重点词汇变形100题
学校：______________ 班级：______________ 姓名：______________
（考试时间：60分钟 满分：100分）
一、用括号内单词的正确形式填空。（共30小题；每小题1分，满分30分）
1．Can you tell me some ________ (tip) on how to keep healthy
2．There’re only seven bones in a ________ (giraffe) long neck.
3．My mother is a doctor. She ________ (save) many people’s lives every year.
4．________ (insect) are important to plants because they carry pollen (花粉).
5．Please go and look for some ________ (stick) to make a fire.
6．Don’t stay up late, or you will be too tired to stay ________ (wake) in the daytime.
7．The meeting room is so ______ (noise) that Mr. Green can’t focus on his work.
8．Bats can’t see at night and they can find their way by ________ (listen).
9．My mother often tells me that it’s important ________ (look) after animals.
10．English is an important subject and it is a ______ (use) tool in today’s world.
11．The school is in the ________ (centre) area of the town
12．The movie was so ________ (touch) that everyone cried.
13．Radar helps ships know the things around and travel ________ (safe) on the sea.
14．I ________ (forget) to bring my umbrella yesterday.
15．His elder brother is a brave ________ (fight).
16．Panzhihua is the only city in China ________ (name) after a flower.
17．Many ________ (work) are afraid of losing their jobs because of the use of robots.
18．To plant trees, first you should dig (挖) some ________ (hole) in the ground.
19．Don’t eat too much fast food, it may make you put on ________. (weigh)
20．There are a lot of ________ (butterfly) around the flowers.
21．________ (human) have developed various forms of transportation (交通) to move across land, sea, and air.
22．— How many ________ (goldfish) do you have
— Five.
23．Hearing the ________ (sound) of birds singing, I can feel the beauty of nature.
24．We think he is a strange man. He always stays ________ (lonely) and never talks to anyone.
25．I love those small ________ (fur) pets.
26．My dog is friendly. He never barks or ________ (bite).
27．By tradition, children play ________ (trick) on 1st April.
28．Their house is about three ________ (time) bigger than ours.
29．Stinky tofu (臭豆腐) smells bad but it ________ (taste) great.
30．The bird spreads (展开) its ________ (wing) and quickly flies into the sky.
二、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．Students are not ________ (允许) to use phones in class.
2．Your answer is ________; keep it up!(正确的)
3．My sister looks lovely with a ________ (圆形的) face.
4．Dogs are smart and can even help people ________ (拯救) lives.
5．The two dogs had a ________ over a bone. (打架)
6．We can see many ________ (长颈鹿) in the zoo.
7．Do you know the ________ (重量) of the big stone on the hill
8．Spring is coming, and there are many colorful ________ flying in the park. (蝴蝶)
9．Dogs like to chew ________, which helps clean their teeth. (骨头)
10．Jim is a homebody and he likes to stay in his bedroom ________ (独自).
11．Don’t make too much ________ (噪声) in the library.
12．Don’t ________ (忘记) to feed the goldfish before you go to bed.
13．When my pet rabbit gets tired, he sleeps in the ________ (角落) of his cage.
14．Dogs are ________ (有用的). They can help people save lives.
15．Ants are ________ (辛勤的), and they often work as a team.
16．In summer, we can see all kinds of ________ in the grass, such as butterflies and ants. (昆虫)
17．This monkey can perform many interesting ________, making the audience laugh a lot. (把戏)
18．The ________ (蜂蜜) from bees is very sweet and good for our health.
19．My pet cat has soft ________ (毛) and likes to sleep on the sofa.
20．The little boy drew pictures on the ground with a ________.(枝条)
21．Don’t be ________ (害怕) to ask your teacher for help.
22．The dog goes through the __________ (洞) in the wall.
23．The children have learnt about the fact that light travels faster than _________ (声音).
24．Most ______ (蛇) are shy. They sleep for months in winter.
25．The encouragement from friends ________ me up and gave me the courage to face difficulties. (鼓舞)
26．________ are the only mammals that can truly fly, which makes them very special.（蝙蝠）
27．The dog is ________ (醒着) and wagging its tail.
28．The man with superpower is strong enough to ________ (举起) a car.
29．The mother’s face lights up with a smile when her child ________ (触碰) her hand.
30．My little sister is afraid of ________ (蚂蚁) because she thinks they are ugly.
31．The old man lives alone, but he doesn’t feel ________ (孤独的) because he has a pet dog.
32．The teacher gave us many useful ________ for learning English. (提示)
33．Come and ________ (尝) the cookies.
34．The giraffe has a long ________ (脖子).
35．Cats usually can land ________ (安全地) when jumping from high places.
三、根据首字母提示完成句子。（共35小题；每小题1分，满分35分）
1．The teacher marked the c________ answers on the test paper with a red pen.
2．He always sits in the c________ of the coffee shop, working on his laptop.
3．The donut (甜甜圈) has a h__________ in the middle, making it easier to eat.
4．The teacher t________ the student’s shoulder to get her attention before the class started.
5．I need to stay a________ to finish my work.
6．Please don’t t________ the expensive vases.
7．I love my cat because she can make me happy when I feel d________
8．Jim feels l________ because he is new at the school.
9．Tom is so heavy that he wants to lose w________.
10．Birds use their w________ to fly in the sky.
11．My parents are h________ people who always work for long hours to support our family.
12．G________ have long necks, so they can reach leaves (树叶) on tall trees.
13．Look, so many ants are moving around. I’m a________ it’s going to rain.
14．My cat and dog get along (相处) well. There’s never a f________ between them.
15．I like to spread h________ on my toast in the morning.
16．The l________ music from the party next door made it difficult for me to fall asleep.
17．The children c ________ for their classmates as they crossed the finish line of the race.
18．This dictionary is very u_________ for students who are learning English.
19．Do you know how b________ can fly through the dark
20．My dog t________ everything before deciding whether to eat it or not.
21．During the yoga class, we are asked to l________ our arms above our heads.
22．The new policy will a ________ students to choose their own elective(选修的) courses.
23．The short n ________ of the tortoise makes it easier for it to retract(缩回) completely into its shell.
24．The dog is trained to do some t_________, like playing dead.
25．He enjoys spending time reading books a________ in his quiet room.
26．Radar is used to make ships travel s________.
27．The r_________ between the police and the local community has improved.
28．The children went into the woods to collect s_________ for their campfire.
29．This new smartphone is three t_________ faster than my old one.
30．—Where is your homework, Jim
—Sorry, Mr Smith. I f________ to hand it in.
31．Don’t make any n________. The baby is sleeping.
32．The professor is studying the behaviour of different kinds of i________ in the rainforest.
33．We are amazed by the life cycle of b________ , from caterpillar to chrysalis (蛹) and finally to the delicate adult.
34．The loud s________ of the fire alarm made everyone in the building shocked.
35．Some s________ are even able to climb trees, using their scales (鳞片) to hold the branches tightly.

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