Grammar Rule in 30 Seconds
Use 'need + gerund' to say something needs to be fixed or cleaned without saying who will do it.
- Use it for objects that require maintenance, like 'The car needs washing.'
- The gerund (-ing) acts like a passive infinitive (to be washed).
- The subject is the thing receiving the action, not the person doing it.
Overview
need + gerund（即 need + -ing 形式）。当你听到母语者说 The car needs washing 时，你可能会感到困惑：汽车（car）是无生命的物体，它怎么能主动去“洗”（washing）呢？按照我们初学英语时的逻辑，似乎应该说 The car needs to be washed（汽车需要被洗）才对。need + gerund 是英语中一种非常高效、简洁的结构，专门用来表达“某物需要某种处理或维修”。在这个结构中，虽然使用的 -ing 形式看起来是主动的，但它在逻辑上表达的是被动的含义。这种结构在讨论家务（chores）、维修（repairs）或日常维护（maintenance）时极其常见。need + gerund，不仅能让你的表达瞬间变得“地道”，还能帮你摆脱那些过于冗长、正式的被动语态句式。need + gerund 结构中，规则发生了一点有趣的偏移：- 1主语是承受者：句子的主语通常是一个物体（如
The lawn、The computer、The room），它是动作的接收方。它自己不会动，而是等待别人对它施加动作。 - 2动名词（Gerund）充当宾语：紧跟在
need后面的-ing形式在语法上是一个名词（动名词），它描述的是一种“需求”或“动作”。 - 3逻辑上的被动：虽然
-ing形式看起来像主动（比如washing），但它的实际含义是to be washed。这种结构把重点完全放在了“需要完成的任务”上，而忽略了“谁来完成”这个次要信息。
need + gerund (Idiomatic) |My hair needs to be cut. | My hair needs cutting. |The windows need to be cleaned. | The windows need cleaning. |This problem needs to be solved. | This problem needs solving. |need + gerund 的结构在语感上更接近中文的“...该...了”或者“...需要...”。它省略了复杂的 to be + done 结构，直接用一个动名词点出核心任务。这种简洁性正是它在口语和非正式书面语（如邮件、便条、微信聊天）中广受欢迎的原因。need 必须根据主语的人称和数进行变化，而后面的动名词（-ing）形式保持不变。- 如果主语是第三人称单数（如
it,the car,the house），need要加s。 - 如果主语是复数（如
the shoes,the windows），则使用原形need。
The sink needs fixing. (水槽需要修理。)The plants need watering. (植物需要浇水。)- 注意这里使用了助动词
do或does来构成否定。
The floor doesn't need mopping today. (地板今天不需要拖。)These documents don't need shredding. (这些文件不需要粉碎。)Does your phone need charging? (你的手机需要充电吗？)Do these shirts need ironing? (这些衬衫需要熨吗？)Does this essay need rewriting? (这篇论文需要重写吗？)needs repairing | doesn't need repairing | The bike needs repairing. |need repairing | don't need repairing | The bikes need repairing. |-ing 前面加 to。很多同学会错误地写成 The car needs to washing，这是完全错误的。要么是 needs washing，要么是 needs to be washed。The kitchen needs cleaning after the Spring Festival dinner.(春节聚餐后，厨房需要打扫。)The laundry needs doing.(衣服该洗了。)The carpet needs vacuuming.(地毯需要吸尘了。)
My laptop is so slow; it needs upgrading.(我的笔记本电脑太慢了，需要升级。)The air conditioner needs servicing before summer starts.(夏天开始前，空调需要检修。)The screen of my iPhone needs replacing.(我手机屏幕需要换一块。)
Your personal statement needs polishing.(你的个人陈述需要润色。)The proposal needs some rethinking.(这个提议需要重新思考一下。)The data in this chart needs checking.(图表里的数据需要核对。)
The team's communication needs improving.(团队的沟通需要改进。)This situation needs handling with care.(这种情况需要小心处理。)The rules need changing.(规则需要改变。)
need to be done？need + gerund 听起来更像是一个“任务清单”。它传达出一种“这事儿得办了”的随意和利落感。而 need to be done 听起来更正式，甚至带有一点法律或官方文件的口吻。I need doing Error)- 如果主语是人（执行者），必须用
need to do： - 错误：
I need washing the car.(❌) - 正确：
I need to wash the car.(✅) - 如果主语是物（承受者），才用
need doing： - 正确：
The car needs washing.(✅)
I need washing，意思是你这个人很脏，需要别人把你放进洗衣机里洗一洗！这显然不是你想表达的意思。-ing 结尾 (The Bare Verb Error)- 错误：
The car needs wash.(❌) - 正确：
The car needs washing.(✅)
need 后面需要接一个名词性质的词作为宾语，单纯的动词原形 wash 在这里是不合法的。The baby needs feeding.(宝宝需要喂奶了。——宝宝是“被喂”的对象)The patient needs monitoring.(病人需要监护。——病人是“被监护”的对象)
The baby needs to feed 混淆，后者意思是宝宝需要自己去吃东西。need to do | 主语主动去做某事 | 强调执行者的义务 | I need to clean the room. (我得去打扫房间。) |need doing | 某物需要被处理 | 强调物体的状态/需求 | The room needs cleaning. (房间该打扫了。) |need to be done | 某事需要被做 | 正式、强调被动 | The room needs to be cleaned. (房间需要被清洁。) |want doing | 某物需要被处理 | 仅限英式英语，较随意 | The car wants washing. (车该洗洗了。) |need doing vs need to be done：The report needs finishing.—— 听起来像是一个日常提醒，重点在“完成”这个动作上。The report needs to be finished by 5 PM.—— 听起来更像是一个指令或截止日期的要求，强调“被完成”的状态。
need + doing 这种用法是不是不够正式？在雅思或托福写作中能用吗？need to be + past participle（如 The data needs to be analyzed）。但在书信、口语考试、日常邮件或描述流程时，need + doing 是完全没有问题的，甚至会因为表达简洁而加分。-ing 放在 need 后面吗？The bird needs flying，因为 fly 是鸟自己发出的动作，不是别人对鸟做的。但你可以说 The bird needs feeding（鸟需要被喂食）。doesn't need cutting 还是 needs not cutting？do/does 来否定，所以是 My hair doesn't need cutting.。need not (needn't) 通常后面接动词原形（如 You needn't worry），不适用于这个 -ing 结构。to do，物做主语用 doing；虽然长得像主动，意思其实是被动。” 只要分清主语是“人”还是“物”，你就掌握了 90% 的核心！2. Negative Contractions
| Full Form | Contraction | Example |
|---|---|---|
|
does not need
|
doesn't need
|
The car doesn't need washing.
|
|
do not need
|
don't need
|
The windows don't need cleaning.
|
|
did not need
|
didn't need
|
The lawn didn't need mowing.
|
Conjugating 'Need' with a Gerund
| Tense | Subject | Need Form | Gerund (Example) |
|---|---|---|---|
|
Present Simple
|
The car (it)
|
needs
|
washing
|
|
Present Simple
|
The cars (they)
|
need
|
washing
|
|
Past Simple
|
The car
|
needed
|
washing
|
|
Present Continuous
|
The car
|
is needing (rare)
|
washing
|
|
Future (Will)
|
The car
|
will need
|
washing
|
|
Present Perfect
|
The car
|
has needed
|
washing
|
|
Modal (Might)
|
The car
|
might need
|
washing
|
Meanings
A construction where the verb 'need' is followed by a gerund to express that a task or repair is necessary for the subject. It carries a passive meaning, implying 'Subject needs to be [verb]ed'.
Physical Repairs
Used when an object is broken or malfunctioning and requires a fix.
“The roof needs fixing before winter.”
“My watch needs repairing; it stopped yesterday.”
Cleaning and Maintenance
Used for routine chores like washing, dusting, or tidying.
“The windows really need cleaning.”
“This carpet needs vacuuming.”
Abstract Requirements
Used for non-physical things like ideas, documents, or plans that require improvement.
“This paragraph needs rewriting.”
“The law needs changing to protect citizens.”
Reference Table
| Form | Structure | Example |
|---|---|---|
|
Affirmative
|
Subject + need(s) + V-ing
|
The roof needs fixing.
|
|
Negative
|
Subject + doesn't/don't need + V-ing
|
The car doesn't need washing.
|
|
Question
|
Do/Does + Subject + need + V-ing?
|
Does the carpet need cleaning?
|
|
Past Affirmative
|
Subject + needed + V-ing
|
The wall needed painting.
|
|
Past Negative
|
Subject + didn't need + V-ing
|
The plants didn't need watering.
|
|
Modal
|
Subject + may/might/should need + V-ing
|
The engine might need checking.
|
正式程度
The vehicle requires cleaning. (Maintenance)
The car needs to be washed. (Maintenance)
The car needs washing. (Maintenance)
The whip needs a scrub. (Maintenance)
Common Chores using Need + Gerund
Kitchen
- dishes need washing
- floor needs mopping
Garden
- grass needs cutting
- plants need watering
Bedroom
- bed needs making
- clothes need folding
Active vs. Passive Focus
Choosing the Right Form
Is the subject a person doing the work?
Is the subject an object that needs a chore?
按水平分级的例句
The car needs washing.
The dog needs feeding.
The floor needs cleaning.
The plants need watering.
Does your phone need charging?
The windows don't need cleaning today.
My shoes needed brushing after the walk.
The table needs wiping.
The central heating needs servicing before winter starts.
This application form needs filling out in black ink.
The printer needs fixing again; it's jammed.
Your hair needs cutting; it's getting very long.
The entire marketing strategy needs rethinking from the ground up.
These old files need shredding to comply with data protection laws.
The engine needs tuning to improve fuel efficiency.
The contract needs signing by both parties before Friday.
The underlying assumptions in your thesis need questioning.
The historical monuments in the city center desperately need restoring.
The tax system needs overhauling to address wealth inequality.
This vintage wine needs decanting for at least an hour.
The constitutional framework needs amending to reflect modern societal values.
The company's ethical guidelines need scrutinizing by an independent body.
The intricate clockwork mechanism needs oiling with extreme precision.
The narrative structure of the novel needs tightening to maintain suspense.
容易混淆
Learners use the gerund when they mean they are the ones doing the action.
Learners think they are different rules, but they mean the same thing.
In British English, 'want' can also take a gerund with a passive meaning (e.g., 'The baby wants feeding').
常见错误
The car need washing.
The car needs washing.
The car needs wash.
The car needs washing.
I need washing the car.
I need to wash the car.
The car needs to washing.
The car needs washing.
Does the car needs washing?
Does the car need washing?
The windows don't needs cleaning.
The windows don't need cleaning.
The grass needs being cut.
The grass needs cutting.
The report needs to proofread.
The report needs proofreading.
The car needs washed.
The car needs washing.
The house needs a painting.
The house needs painting.
The issue needs addressing to.
The issue needs addressing.
句型
The ___ needs ___ing.
The ___ need ___ing.
Does the ___ need ___ing?
This ___ needs ___ing before ___.
The ___ doesn't really need ___ing yet.
Real World Usage
Hey, the kitchen floor really needs mopping!
The mechanic said the brake pads need replacing.
Your portfolio is great, but your coding skills need sharpening.
The hedges need trimming before the party.
My roots need doing so badly! #hairday
The presentation needs proofreading before the 2 PM call.
The electrical wiring needs updating to meet current safety standards.
Your order details need confirming.
The 'Thing' Test
Avoid 'To Being'
Polite Requests
British 'Wanting'
Smart Tips
Switch it to 'The ... needs fixing' to sound more like a native speaker.
Double-check if they are doing the action. If they are, use 'to + infinitive'.
Use 'needs to be [past participle]' instead of the gerund for a more professional tone.
Use 'needs -ing' to focus on the object, which feels less like you are blaming a person.
发音
Linking 'needs'
When 'needs' is followed by a word starting with a consonant (like 'washing'), the 's' is a /z/ sound and links slightly to the next word.
Gerund Ending
The '-ing' ending should be a soft /ŋ/ sound, not a hard /g/.
Emphasis on the Gerund
The car needs WASHING. ↘
Emphasizes the specific action that is required.
记住它
记忆技巧
If it's a THING, use -ING.
视觉联想
Imagine a giant, dirty car with a huge price tag on it that says 'WASHING'. The car is the subject, and the tag is the gerund.
Rhyme
When the grass is long and the car is gray, 'Needs cutting' and 'needs washing' is what you say.
Story
A man named Bob lived in a house where everything was broken. He didn't say 'I need to fix the door' because he was too tired. He just pointed and said, 'The door needs fixing,' 'The light needs changing,' and 'The floor needs cleaning.' Eventually, the house fixed itself!
Word Web
挑战
Look around your room right now. Find three things that are not perfect and say them out loud using 'needs + -ing'. (e.g., 'The desk needs tidying.')
文化笔记
British speakers use this construction very frequently for almost any minor chore. It sounds very natural and polite.
In these regions, people often say 'The car needs washed' (past participle) instead of 'washing'. While common there, it's non-standard elsewhere.
Similar to Scotland, parts of the US Midwest (like Ohio or Pennsylvania) use 'needs fixed' instead of 'needs fixing'.
The use of the gerund as a passive entity dates back to Middle English, where the distinction between active and passive verbal nouns was less rigid.
对话开场白
Look around your kitchen. What needs doing?
If you bought an old, broken house, what would need fixing first?
Does the education system in your country need changing?
Which parts of your city's infrastructure need overhauling?
日记主题
常见错误
Test Yourself
The windows are very dirty; they need ___ (clean).
Select the correct option:
Find and fix the mistake:
The plants needs watering every day.
Someone needs to fix the roof.
'Need + gerund' has a passive meaning.
A: Why are you walking to work? B: My bike ___.
Select all that apply:
Match each item on the left with its pair on the right:
Score: /8
练习题
8 exercisesThe windows are very dirty; they need ___ (clean).
Select the correct option:
Find and fix the mistake:
The plants needs watering every day.
Someone needs to fix the roof.
'Need + gerund' has a passive meaning.
A: Why are you walking to work? B: My bike ___.
Select all that apply:
Match the following:
Score: /8
Practice Bank
12 exercisesThe garden always needs ___ (water) in the summer.
Before dinner, the dishes definitely need ___ (wash).
This essay needs to write again.
The roof needs to repair before the rain comes.
Which sentence uses 'need + gerund' correctly?
Choose the correct sentence:
Translate into English:
Translate into English:
Arrange these words into a sentence:
Arrange these words into a sentence:
Match the items with what they need:
Match each problem with its needed action:
Score: /12
常见问题 (8)
Yes, but it still has a passive meaning. 'I need washing' means someone needs to wash you (like a baby or a patient). If you want to say you need to take a shower, say 'I need to wash.'
No. You must use the gerund `washing` or the noun `a wash`. You cannot use the base verb `wash` alone.
There is no difference in meaning. `Needs washing` is more common in casual, spoken English. `Needs to be washed` is more formal.
Yes! 'The car needed washing yesterday.' Just conjugate 'need' into the past tense.
Yes, it is very common in both American and British English, though British English uses it slightly more frequently for small household tasks.
In British English, yes: 'The car wants washing.' In American English, this sounds very strange and is usually avoided.
Yes. 'This law needs changing' or 'Your attitude needs adjusting.' It works for anything that requires a change or improvement.
Because the subject (the car) is not doing the action (washing). The action is being done TO the subject.
Scaffolded Practice
1
2
3
4
Mastery Progress
Needs Practice
Improving
Strong
Mastered
In Other Languages
Necesita ser + participio / Necesita + infinitivo
Spanish requires a passive construction or a reflexive, whereas English uses the gerund.
Avoir besoin d'être + participe passé
French cannot use the '-ant' (gerund) form for this purpose.
Muss ... werden
German uses a modal verb and a passive construction instead of a gerund.
~te morau / ~hitsuyo ga aru
Japanese uses nouns or complex verb endings to show necessity.
Yahtaj ila + Masdar
The Arabic Masdar is a noun, while the English gerund functions more like a verb here.
Xuyao + Verb
Chinese lacks the '-ing' suffix but shares the 'Object + Need + Action' logic.
Learning Path
Prerequisites
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