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2026 人教版八年级下册英语词形转换
（考查内容 + 解题技巧 + 专项练习）
一、核心考查内容
（一）动词变形（分值占比最高，新增两大核心时态）
现在完成时（八下重难点） 结构：have/has + 过去分词；标志词：since、for、already、yet、twice、so far。重点记不规则三态：see-saw-seen、go-went-gone、read-read-read、hurt-hurt-hurt、lie-lay-lain、ring-rang-rung。
过去进行时 was/were+doing；when/while 为信号词，侧重过去某一刻正在发生的动作。
非谓语动词固定搭配 look forward to doing、give up doing、offer to do、decide to do、make sb. do；介词后一律用 doing。
动词多级词性转换（必考三级变形）
v.→n.：decide→decision、develop→development、express→expression、succeed→success
v.→adj.（-ed/-ing 区分）：surprise→surprised/surprising、satisfy→satisfied/satisfying、scare→scared/scary；人用 - ed、事物用 - ing。
v.→职业名词：climb→climber、volunteer→volunteer (志愿者)、invent→inventor。
（二）形容词 & 副词（新增比较级、最高级，单元 7 核心）
基础变形：adj.+ly 变副词；辅音 + y 变 i 加 ly（easy-easily）；特殊：good→well。
比较级 / 最高级规则： 单音节词 + er/est；多音节词前加 more/most；重读闭音节双写尾字母（big-bigger-biggest）。
不规则变形（必背）：good/well-better-best；bad-worse-worst；many/much-more-most；little-less-least。
语境标志：than→比较级；in/of all、one of…→最高级，最高级前常加 the。
形容词三级转换：care→careful→carefully；help→helpful→helpfully；luck→lucky→luckily。
（三）名词变形（抽象名词为八下新考点）
复数不规则：foot-feet、knife-knives、leaf-leaves、woman-women。
adj.→抽象名词（高频后缀）：important→importance、different→difference、happy→happiness、patient→patience、true→truth。
v.→动作名词：breathe (v.)→breath (n.)、mean→meaning。
（四）代词、特殊构词
反身代词：myself、ourselves、themselves，搭配 help oneself、enjoy oneself。
反义词后缀：ful（充满）/less（无）：meaningful/meaningless、hopeful/hopeless。
二、四步标准化解题技巧（考场通用）
第一步：判词根词性，锁定变形方向
括号单词为动词：优先考虑时态（现在完成 / 过去进行）、to do/doing、名词 / 形容词变形； 括号为形容词：优先副词、比较级 / 最高级； 括号为名词：优先复数、抽象名词、形容词； 括号为数词 / 代词：变形序数词、反身代词。
第二步：抓取句中标志词，定时态 / 等级
时间标志：since/for/twice→现在完成时；at 8:00 yesterday→过去进行时；than→比较级；of all→最高级。
搭配标志：look forward to+doing、want to do、make sb. do；very 后接形容词，动词后接副词。
第三步：分析句子成分，确定所需词性
空格作主语、宾语、介词后→填名词；
空格修饰名词、在 be 动词后→填形容词；
空格修饰动词、形容词→填副词；
主语后作谓语→填动词（变形时态、单三）。
第四步：核查特殊拼写，规避高频陷阱
现在完成时区分 gone/been；-ed/-ing 形容词不要混用；
辅音 + y 变比较级、副词时，y 改 i；
抽象名词后缀易混：t 变 ce（different-difference）；
双写规则：辅元辅重读结尾才双写（run-running、stop-stopped）。
三、高频易错汇总
success（n.）、succeed（v.）、successful（adj.）、successfully（adv.）四级变形极易混淆；
breath 名词、breathe 动词；
最高级 one of the + 最高级 + 名词复数；
动名词作主语，谓语动词用三单；
反身代词单复数匹配主语。 全文总字数：976
配套专项练习题（八下专属）
第一部分 句子型词形转换（5 套，每套 10 题）
套题一
He ________ (read) this novel three times already.
The story is so ________ (surprise) that all students love it.
It’s ________ (danger) to swim in the deep river alone.
My sister is good at ________ (climb) mountains on weekends.
This park is much ________ (beautiful) than that one.
We should know the ________ (important) of keeping healthy.
Look! They ________ (volunteer) to clean the street now.
Help ________ (you) to some fruit, boys and girls.
He made a ________ (decide) to join the English club.
She speaks English ________ (clear) in the speech competition.
套题二
My father ________ (work) in this factory for ten years.
I felt ________ (satisfy) with my final exam results.
There are many ________ (leaf) falling down in autumn.
He gives up ________ (play) computer games to study hard.
This is ________ (good) gift I have ever received.
Taking a deep ________ (breathe) can make you relaxed.
They ________ (have) a talk at this time yesterday evening.
The little boy has no ________ (patient) to wait for the bus.
We want to be great ________ (invent) in the future.
The old man walks ________ (slow) along the road.
套题三
She ________ (not see) her best friend since last summer.
The movie is ________ (meaning), so I don’t like it.
It’s necessary for us ________ (help) people in trouble.
This mountain is ________ (high) than any other hill here.
Everyone needs to realize ________ (safe) first when traveling.
I look forward to ________ (visit) the science museum.
When I came in, he ________ (lie) on the sofa reading books.
There are many ________ (different) between the two pictures.
His ________ (kind) makes all classmates like him.
You should finish your homework ________ (careful).
套题四
They ________ (live) in this town since 2016.
The scary movie made all kids feel ________ (scare).
A lot of ________ (tour) come to visit this place every year.
It’s ________ (wind) outside, so we can fly kites.
This is one of ________ (popular) songs in our school.
He has trouble ________ (learn) English grammar well.
My mother ________ (cook) dinner when the rain began.
We can get much ________ (warm) from our family.
The ________ (develop) of our city changes our life greatly.
She runs ________ (fast) than all the girls in our class.
套题五
Tom ________ (lose) his new pen, he can’t find it anywhere.
It’s ________ (hope) to finish the work in ten minutes.
Many young people enjoy ________ (volunteer) in their free time.
This room is ________ (big) of all the bedrooms in the house.
You should tell the ________ (true) to your parents.
Thank you for ________ (offer) me so much help.
What ________ you ________ (do) at nine last night
We need to be ________ (patience) with little kids.
There are two ________ (woman) doctors in our hospital.
The singer sings ________ (wonder) on the stage.
第二部分 阅读型词形转换（5 篇，每篇 10 空）
短文一 Volunteer Activities
Volunteering is popular among Grade Eight students. I like (1)__________ (volunteer) in the old people’s home every Sunday. I (2)__________ (be) there for eight months. Last week, we (3)__________ (sing) songs for the old people at 3 p.m. They felt very (4)__________ (satisfy). We all know the (5)__________ (important) of love. There are many (6)__________ (activity) for us to join. This activity is (7)__________ (meaning) than playing games. I can talk to them (8)__________ (patient). Everyone’s (9)__________ (kind) makes the house warm. I hope (10)__________ (keep) doing volunteer work.
短文二 My Favorite Mountain Trip
Mountains are the most amazing wonders in nature. I enjoy (1)__________ (climb) mountains with my parents. We (2)__________ (visit) three famous mountains so far. Last Saturday, we (3)__________ (walk) up the hill at this time. The air was fresh and full of green (4)__________ (leaf). Qomolangma is (5)__________ (high) mountain in the world. We must pay attention to our (6)__________ (safe) when climbing. It is (7)__________ (danger) to run on the stone road. My father speaks (8)__________ (clear) about mountain knowledge. The (9)__________ (develop) of roads makes climbing easier. I feel (10)__________ (relax) after climbing.
短文三 School Life & Friendship
Good friendship makes our school life colorful. I (1)__________ (know) my deskmate for two years. We often practice (2)__________ (speak) English after class. Yesterday afternoon, we (3)__________ (discuss) our dreams when the bell rang. There are many (4)__________ (different) between us, but we get on well. Her smile is (5)__________ (warm) than any other thing. I learn the (6)__________ (true) friendship from her. We should be (7)__________ (help) to each other. She does everything (8)__________ (careful). Her (9)__________ (kind) touches me deeply. I decide (10)__________ (cherish) our friendship forever.
短文四 Environmental Protection
Protecting the environment is everyone’s duty. Our class (1)__________ (take) part in environmental activities twice. We look forward to (2)__________ (plant) more trees this weekend. At 10 o’clock last Sunday, we (3)__________ (pick) rubbish in the park. Too many plastic bags are (4)__________ (harm) to earth. The sky becomes much (5)__________ (blue) after we clean the park. We learn the (6)__________ (important) of clean environment. Many (7)__________ (tour) throw rubbish everywhere. We tell them to act (8)__________ (polite). The (9)__________ (develop) of green life is necessary. It is (10)__________ (meaning) to protect our home.
短文五 My Hobby: Reading
Reading changes my life a lot. I (1)__________ (read) over 50 storybooks since Grade Seven. I enjoy (2)__________ (spend) my free time reading. At this time last night, I (3)__________ (finish) a science novel. This book is (4)__________ (interest) than cartoon books. It tells many great (5)__________ (invent) stories. Reading makes my mind (6)__________ (wide). I can express my ideas (7)__________ (clear) after reading. We should have the (8)__________ (patient) to read long articles. The (9)__________ (different) in books opens my eyes. I hope (10)__________ (become) a writer in the future.
参考答案
一、句子填空
套题一
have read 2. surprising 3. dangerous 4. climbing 5. more beautiful
importance 7. are volunteering 8. yourselves 9. decision 10. clearly
套题二
has worked 2. satisfied 3. leaves 4. playing 5. the best
breath 7. were having 8. patience 9. inventors 10. slowly
套题三
haven’t seen 2. meaningless 3. to help 4. higher 5. safety
visiting 7. was lying 8. differences 9. kindness 10. carefully
套题四
have lived 2. scary 3. tourists 4. windy 5. the most popular
learning 7. was cooking 8. warmth 9. development 10. faster
套题五
has lost 2. hopeless 3. volunteering 4. the biggest 5. truth
offering 7. were; doing 8. patient 9. women 10. wonderfully
二、短文填空
短文一
(1) volunteering (2) have been (3) sang (4) satisfied (5) importance (6) activities (7) more meaningful (8) patiently (9) kindness (10) to keep
短文二
(1) climbing (2) have visited (3) were walking (4) leaves (5) the highest (6) safety (7) dangerous (8) clearly (9) development (10) relaxed
短文三
(1) have known (2) speaking (3) were discussing (4) differences (5) warmer (6) true (7) helpful (8) carefully (9) kindness (10) to cherish
短文四
(1) have taken (2) planting (3) were picking (4) harmful (5) bluer (6) importance (7) tourists (8) politely (9) development (10) meaningful
短文五
(1) have read (2) spending (3) was finishing (4) more interesting (5) invention (6) wider (7) clearly (8) patience (9) differences (10) to become

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