Beauty is an attitude. It has nothing to do with age.
The best thing to do when entering unknown territory is smile.
Failure is never quite so frightening as regret do.
What does the new homepage allow me to do?
The problem is how do you factor in money.
We do have the forwards who can push them.
Do you have time for a drink?
He got there earlier than we did.
Do be on time.
AUXILIARY VERB USES 助动词用法
Do is used as an auxiliary with the simple present tense. Did is used as an auxiliary with the simple past tense. In spoken English, negative forms of do are often shortened, for example do not is shortened to don't and did not is shortened to didn't.
do 是用于一般现在时的助动词，did 则是用于一般过去时的助动词。口语中，do 的否定式通常用缩合形式。例如，do not 略作 don't，did not 略作 didn't。
AUX （在do之后、主动词的原形之前加 not，构成主动词的否定式）
Do is used to form the negative of main verbs, by putting 'not' after 'do' and before the main verb in its infinitive form, that is the form without 'to'.
AUX neg inf
They don't want to work...
I did not know Jamie had a knife...
It doesn't matter if you win or lose.
Do is used to form questions, by putting the subject after 'do' and before the main verb in its infinitive form, that is the form without 'to'.
AUX n v
Do you like music?...
What did he say?...
Where does she live?
Do is used in question tags.
cl AUX n
You know about Andy, don't you?...
I'm sure they had some of the same questions last year, didn't they?
You use do when you are confirming or contradicting a statement containing 'do', or giving a negative or positive answer to a question.
'Did he think there was anything suspicious going on?' — 'Yes, he did.'...
'Do you have a metal detector?' — 'No, I don't.'...
They say they don't care, but they do.
Do is used with a negative to tell someone not to behave in a certain way.
AUX neg inf only imper
Don't be silly...
Don't touch that!
Do is used to give emphasis to the main verb when there is no other auxiliary.
AUX inf emphasis
Veronica, I do understand...
You did have a tape recorder with you.
Do is used as a polite way of inviting or trying to persuade someone to do something.
AUX inf only imper politeness
Do sit down...
Do help yourself to another drink.
Do can be used to refer back to another verb group when you are comparing or contrasting two things, or saying that they are the same.
I make more money than he does...
One day she will walk out, just as her own mother did...
I had fantasies, as do all mothers, about how life would be when my girls were grown...
Girls receive less health care and less education in the developing world than do boys.
VERB （与 so 或 nor 连用，表示两人或两组事物的情况相同）
You use do after 'so' and 'nor' to say that the same statement is true for two people or groups.
You know that's true, and so do I...
We don't forget that. Nor does he...
Her actions and thoughts became distorted. So did her behavior.
OTHER VERB USES 其他动词用法
Do is used in a large number of expressions which are explained under other words in the dictionary. For example, the expression ‘easier said than done’ is explained at ‘easy’.
do 可以用在很多表达方式中，这些表达方式在本词典的其他词条中都给出了解释，例如，easier said than done就在easy词条下给出了解释。
When you do something, you take some action or perform an activity or task. Do is often used instead of a more specific verb, to talk about a common action involving a particular thing. For example you can say 'do your teeth' instead of 'brush your teeth'.
I was trying to do some work...
After lunch Elizabeth and I did the washing up...
Dad does the garden...
Let me do your hair.
Do can be used to stand for any verb group, or to refer back to another verb group, including one that was in a previous sentence.
What are you doing?...
So tell me what this molecule does that makes it special...
Think twice before doing anything...
A lot of people got arrested for looting so they will think before they do it again...
I'm glad they gave me my money back, but I think they did this to shut me up...
The first thing is to get some more food. When we've done that we ought to start again...
Brian counted to twenty and lifted his binoculars. Elena did the same...
He turned towards the open front door but, as he did so, she pushed past him.
VERB （用于句首从句中 what，all等词之后，以强调句尾的信息）
You can use do in a clause at the beginning of a sentence after words like 'what' and 'all', to give special emphasis to the information that comes at the end of the sentence.
V n emphasis
All she does is complain...
What I should do is go and see her...
The best that can be done is to make things as difficult as possible.
If you do a particular thing with something, you use it in that particular way.
I was allowed to do whatever I wanted with my life...
What did he do with the thirty pounds?...
The technology was good, but you couldn't do much with it.
If you do something about a problem, you take action to try to solve it.
They refuse to do anything about the real cause of crime: poverty...
Well, what are you going to do about it?...
Sexual harassment, that's against the law. Something should be done about it...
If an engine packs in, there's not much the engineer can do about it until the plane is back on the ground.
If an action or event does a particular thing, such as harm or good, it has that result or effect.
V n V n n
A few bombs can do a lot of damage...
It'll do you good to take a rest...
The publicity did her career no harm.
You can use do to talk about the degree to which a person, action, or event affects or improves a particular situation.
V amount to-inf
The current reforms will do much to create these conditions...
They did everything they could to help us...
He said that the opposition had done everything possible to sabotage the elections...
Such incidents do nothing for live music's reputation...
I'd just tried to do what I could for Lou.
You can talk about what someone or something does to a person to mean that they have a very harmful effect on them.
I saw what the liquor was doing to her...
You overlook the pressure you're under and what it does to you.
If you ask someone what they do, you want to know what their job or profession is.
What does your father do?...
He knew what he wanted to do from the age of 14.
If you are doing something, you are busy or active in some way, or have planned an activity for some time in the future.
Are you doing anything tomorrow night?...
'What are you doing for Christmas?' Ella asked. 'We're going to Aunt Molly's.'...
There is nothing to do around here.
If you say that someone or something does well or badly, you are talking about how successful or unsuccessful they are.
Connie did well at school and graduated with honours...
Out-of-town superstores are doing well...
How did I do?
If a person or organization does a particular service or product, they provide that service or sell that product.
V n mainly BRIT 主英
They provide design services and do printing and packaging...
They do a good range of herbal tea.
You can use do when referring to the speed or rate that something or someone achieves or is able to achieve.
They were doing 70 miles an hour.
他们的速度达到了每小时 70 英里。
His catamaran will do 37 knots.
他的双体船的速度可以达到 37 节。
If you do a subject, author, or book, you study them at school or college.
V n SPOKEN 口语
I'd like to do maths at university.
So you did 'Macbeth' in the first year?' — 'No, in the first year we did 'Julius Caesar'.'
If you do a particular person, accent, or role, you imitate that person or accent, or act that role.
Gina does accents extremely well.
You can use do to say that you are able or unable to behave in a particular way.
V adj INFORMAL 非正式
'Can't you be nicer to your sister?' — 'Nice? I don't do nice'.
If someone does drugs, they take illegal drugs.
I don't do drugs.
I saw him doing ecstasy in the toilets.
If you say that something will do or will do you, you mean that there is enough of it or that it is of good enough quality to meet your requirements or to satisfy you.
V V n
Anything to create a scene and attract attention will do...
We need a win — a draw won't do at all...
'What would you like to eat?' — 'Anything'll do me, Eva.'
If you say that you could do with something, you mean that you need it or would benefit from it.
I could do with a cup of tea...
The range could do with being extended.
You can ask someone what they did with something as another way of asking them where they put it.
What did you do with that notebook?
If you ask what someone or something is doing in a particular place, you are asking why they are there.
'Dr Campbell,' he said, clearly surprised. 'What are you doing here?'
What was he doing in Hyde Park at that time of the morning?
If you say that will do to a child, you are telling them to stop behaving in the way that they are.
If you say that one thing has something to do with or is something to do with another thing, you mean that the two things are connected or that the first thing is about the second thing.
Mr Butterfield denies having anything to do with the episode...
They were shouting at each other. It was something to do with money...
That's none of your business, it has nothing to do with you...
A lot of this has to do with power and greed.
NOUN USES 名词用法
A do is a party, dinner party, or other social event.
mainly BRIT 主英 INFORMAL 非正式
A friend of his is having a do in Stoke...
They always have all-night dos there.
If someone tells you the dos and don'ts of a particular situation, they advise you what you should and should not do in that situation.
Please advise me on the most suitable colour print film and some dos and don'ts.
I knew he would help us, and he did.
He got there earlier than we did.
“Does he know I'm here?”“Yes, he does.
“Does he come every day?”“He does (so).
I never did like her.
Only then did he realize that he had been wrong.
I do think so.
I did come.
Please do be quiet.
Do wait for me.
Do be honest.
Do be on time.
vt. & vi.
做, 干, 从事
You've done very well.
When in Rome do as the Romans do.
None of us care whether they do right or wrong, good or harm.
He does nothing but eat and drink.
You've done a good job.
Will you do me a favour?
John has done a good turn to me.
He is doing very well at school.
She does her lessons well.
She is doing the room.
烹调, 烧, 煮
I'm quite sure they were doing the same problem.
行过, 走过, 游览
We did the journey in six hours.
I did the travel.
Hard work does wonders.
适合, 可用, 方便
This room will do me quite well.
Will this spanner do you?
That will do!
This small one will do.
It would never do to neglect official obligations.
Vegetables do well here.
The fruit trees are all doing well.
Do you know him?
I didn't think.
Telling lies does not pay.
What (did) he tell you?
(Do you ) like it?
Why (does she) not buy one?
Does she have a bike?
Sorry, I don't have any whisky.
Do you have time for a drink?
1. an uproarious party
2. the syllable naming the first (tonic) note of any major scale in solmization
1. engage in;
- " "make love, not war" "
- " "make an effort" "
- " "do research" "
- " "do nothing" "
- " "make revolution" "
2. carry out or perform an action;
- " "John did the painting, the weeding, and he cleaned out the gutters" "
- " "the skater executed a triple pirouette" "
- " "she did a little dance" "
3. get (something) done;
- " "I did my job" "
4. proceed or get along;
- " "How is she doing in her new job?" "
- " "How are you making out in graduate school?" "
- " "He's come a long way" "
5. give rise to; cause to happen or occur, not always intentionally;
- " "cause a commotion" "
- " "make a stir" "
- " "cause an accident" "
6. carry out or practice; as of jobs and professions;
- " "practice law" "
7. be sufficient; be adequate, either in quality or quantity;
- " "A few words would answer" "
- " "This car suits my purpose well" "
- " "Will $100 do?" "
- " "A 'B' grade doesn't suffice to get me into medical school" "
- " "Nothing else will serve" "
8. create or design, often in a certain way;
- " "Do my room in blue" "
- " "I did this piece in wood to express my love for the forest" "
9. behave in a certain manner; show a certain behavior; conduct or comport oneself;
- " "You should act like an adult" "
- " "Don't behave like a fool" "
- " "What makes her do this way?" "
- " "The dog acts ferocious, but he is really afraid of people" "
10. spend time in prison or in a labor camp;
- " "He did six years for embezzlement" "
11. carry on or manage;
- " "We could do with a little more help around here" "
12. arrange attractively;
- " "dress my hair for the wedding" "
13. travel or traverse (a distance);
- " "This car does 150 miles per hour" "
- " "We did 6 miles on our hike every day" "
be nothing to do with
be no business or concern of 不关…的事；不用…操心
it's my decision—it's nothing to do with you.
be to do with
be concerned or connected with 与…有关；与…有联系
the problems are usually to do with family tension.
do a —
(informal)behave in a manner characteristic of (a specified person) (非正式)（在举止行为上）模仿（某人）
he did a Garbo after his flop in the play.
enter into a conflict 开战，开始冲突
[in imperative](N. English informal)go away (北英格兰，非正式)走开
look, just do one, will you!.
do one's head (或 nut in 或 do one's head)
(Brit. informal)be extremely angry, worried, or agitated (英，非正式)暴怒；极其担心；极其激动
do the honours
do someone/thing justice
don't — me
(informal)do not use the word — to me (非正式)不要对我说…
“Don't morning me. Where the hell've you been all night?”.
dos and don'ts
rules of behaviour 行为准则；须知
I have no knowledge of the political dos and don'ts.
do well for oneself
become successful or wealthy 变得成功；致富
do well out of
make a profit out of; benefit from 靠…赚钱；得益于
they're doing well out of scrap metal.
have got — to do with
be connected with (someone or something) to the extent specified 与（某人，某物）有多大关系
John's got nothing to do with that terrible murder.
it isn't done
(Brit.)used to express the speaker's opinion that something contravenes custom, opinion, or propriety (英)[用于表示说话人认为某事与习俗、舆论或礼节相悖]不合适的，不可行的
in such a society it is not done to admit to taking religion seriously.
- 1. dicto 同样，同前，重复, 同上，同样地
- 2. doctor of optometry 验光博士
- 3. daily only 仅白天的
- 4. day(s) off 休假
- 5. defense optics 国防光学
- 6. diamine oxidase 二氨氧化酵素
- 7. diesel oil 柴油
- 8. ditto (Latin=the same) (拉丁语)同样，同上；如前所述
- 9. dollar 元(货币单位)
do ones number
He was doing his number about how you have to alienate no one.
The thief was caught and done up.
We'll do up some hash.
do or die
He has the obsessive do or die attitude.
I was determined to get there—do or die.
do right boys
Do-right boys patrol day and night guarding the highway.
do a barber
do a fair lick
Her do-hinkies on face cleared up.
do a bunk
They cast their arms to the ground. and did a bunk.
will do. (I will do it的缩略)
Will do. I'll get right on it.
She did in the old woman too.
If you've done her in, you'll hang for it.
He did himself in with a shotgun.
Another flop will do us in.
The local public library is far from being done in by television's competition.
We were all done in after the long hike.
He couldn't lie convincingly enough to do a child in.
I wouldn't want her to do in another nickel on me.
He did his dough in on the pokies.
They made quite a to-do about the broken window.
I don't consider myself a do-gooder，but I try to help people.
We should do down of the exceptional opportunities open in exports.
He did the old lady down into lending him all her money for his business.
Perhaps they will be unemployed ，or otherwise done down.
The student often does down his fellow students.
There's no need to do yourself down.
电脑术语（环境监测氧参数） DO 溶解氧，（dissolved oxygen;DO ）空气中的分子态氧溶解在水中称为溶解氧。水中的溶解氧的含量与空气中氧的分压、水的温度都有密切关系。在自然情况下，空气中的含氧量变动不大，故水温是主要的因素，水温愈低，水中溶解氧的含量愈高。溶解于水中的分子态氧称为溶解氧，通常记作DO，用每升水里氧气的毫克数表示。水中溶解氧的多少是衡量水体自净能力的一个指标。 电脑术语 DO abbr. 1. =Defense Or
Old English dōn, of Germanic origin; related to Dutch doen and German tun, from an Indo-European root shared by Greek tithēmi 'I place' and Latin facere 'make, do'