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computer        
       computer   computers
     A computer is an electronic machine that can store and deal with large amounts of information.
        The data are then fed into a computer.
        The company installed a $650,000 computer system.
        It's done on a computer?.
        The car was designed by computer for the driver of the 1990s.
     N-COUNT: also by/on N
     
        See also personal computer.
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stereo        
  1      stereo
     Stereo is used to describe a sound system or record in which the sound is played through two speakers. Compare mono.
        ...loudspeakers that give all-around stereo sound.
     ADJ
     
  2      stereo   stereos
     A stereo is a record player with two speakers.
     N-COUNT
     
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popcorn        
       popcorn
     Popcorn is a snack which consists of grains of maize or corn that have been heated until they have burst and become large and light. It can be eaten with salt or sometimes sugar.
     N-UNCOUNT
     
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appointment        
  1      appointment   appointments
     The appointment of a person to a particular job is the choice of that person to do it.
        His appointment to the Cabinet would please the right-wing.
        ...his appointment as foreign minister in 1985.
     N-VAR: usu with poss, oft N to/as n
     
  2      appointment   appointments
     An appointment is a job or position of responsibility.
        Mr Fay is to take up an appointment as a researcher with the Royal Society.
     N-COUNT
     = post
  3      appointment   appointments
     If you have an appointment with someone, you have arranged to see them at a particular time, usually in connection with their work or for a serious purpose.
        She has an appointment with her accountant.
        I made an appointment to see a specialist.
        ... a dental appointment.
     N-COUNT: oft N with n, N to-inf
     
  4      appointment
     If something can be done by appointment, people can arrange in advance to do it at a particular time.
        Viewing is by appointment only.
     PHR
     
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business        
  1      business
     Business is work relating to the production, buying, and selling of goods or services.
        ...young people seeking a career in business...
        Jennifer has an impressive academic and business background.
        ...Harvard Business School.
     N-UNCOUNT
     
  2      business
     Business is used when talking about how many products or services a company is able to sell. If business is good, a lot of products or services are being sold and if business is bad, few of them are being sold.
        They worried that German companies would lose business.
        Business is booming.
     N-UNCOUNT
     
  3      business   businesses
     A business is an organization which produces and sells goods or which provides a service.
        The company was a family business.
        The majority of small businesses go broke within the first twenty-four months.
        He was short of cash after the collapse of his business.
     N-COUNT
     = company, firm
  4      business
     Business is work or some other activity that you do as part of your job and not for pleasure.
        I'm here on business.
        You can't mix business with pleasure.
        ...business trips.
     N-UNCOUNT: oft on N
     
  5      business
     You can use business to refer to a particular area of work or activity in which the aim is to make a profit.
        May I ask you what business you're in?
        ...the music business.
     N-SING: oft supp N
     
  6      business
     You can use business to refer to something that you are doing or concerning yourself with.
        ...recording Ben as he goes about his business...
        There was nothing left for the teams to do but get on with the business of racing.
     N-SING: with supp
     
  7      business
     You can use business to refer to important matters that you have to deal with.
        The most important business was left to the last.
        I've got some unfinished business to attend to.
     N-UNCOUNT
     
  8      business
     If you say that something is your business, you mean that it concerns you personally and that other people have no right to ask questions about it or disagree with it.
        My sex life is my business.
        If she doesn't want the police involved, that's her business.
        It's not our business.
     N-UNCOUNT: with poss
     = affair, concern
  9      business
     You can use business to refer in a general way to an event, situation, or activity. For example, you can say something is `a wretched business' or you can refer to `this assassination business'.
        We have sorted out this wretched business at last.
        This whole business is very puzzling.
     N-SING: supp N
     = affair
  10      business
     You can use business when describing a task that is unpleasant in some way. For example, if you say that doing something is a costly business, you mean that it costs a lot. (INFORMAL)
        Coastal defence is a costly business.
        Parenting can be a stressful business.
     N-SING: supp N
     = affair
  11      business
     If two people or companies do business with each other, one sells goods or services to the other.
        I was fascinated by the different people who did business with me.
     PHR-RECIP: V inflects, PHR with n, pl-n PHR
     
  12      business
     If you say that someone has no business to be in a place or to do something, you mean that they have no right to be there or to do it.
        Really I had no business to be there at all.
     PHR: V inflects, PHR to-inf, PHR -ing
     
  13      business
     A company that is in business is operating and trading.
        You can't stay in business without cash.
     PHR: v-link PHR
     
  14      business
     If you say you are in business, you mean you have everything you need to start something immediately. (SPOKEN, INFORMAL)
        All you need is a microphone, and you're in business.
     PHR: V inflects, v-link PHR
     
  15      business
     If you say that someone means business, you mean they are serious and determined about what they are doing. (INFORMAL)
        Now people are starting to realise that he means business.
     PHR: V inflects
     
  16      business
     If you say to someone `mind your own business' or `it's none of your business', you are rudely telling them not to ask about something that does not concern them. (INFORMAL)
        I asked Laura what was wrong and she told me to mind my own business.
     PHR
     
  17      business
     If you make it your business to do something, you decide to do it, because you are interested in it or because you want to find out something.
        She made it her business to find out.
     PHR: V inflects, PHR to-inf
     
  18      business
     If you say that you are not in the business of doing something, you are emphasizing that you do not do it, usually when you are annoyed or surprised that someone thinks you do.
        We are not in the business of subsidising scroungers.
     PHR: V inflects, PHR -ing/n emphasis
     
  19      business
     If a shop or company goes out of business or is put out of business, it has to stop trading because it is not making enough money.
        Thousands of firms could go out of business.
     PHR: PHR after v
     
  20      business
     If you say that someone or something is the business, you mean that they are the best of their kind. (INFORMAL)
        When you watch him in training, you realise that this lad is the business.
     PHR: v-link PHR approval
     
  21      business
     In a difficult situation, if you say it is business as usual, you mean that people will continue doing what they normally do.
        The Queen was determined to show it was business as usual.
     PHR: usu v-link PHR
     
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doctor        
  1      doctor
     A doctor is someone who is qualified in medicine and treats people who are ill.
        Do not discontinue the treatment without consulting your doctor.
        Doctor Paige will be here right after lunch to see her.
     N-COUNT; N-TITLE; N-VOC
     
  2      doctor
     A dentist or veterinarian can also be called doctor. (AM)
     N-COUNT; N-TITLE; N-VOC
     
  3      doctor   doctors
     The doctor's is used to refer to the surgery or office where a doctor works.
        I have an appointment at the doctors.
     N-COUNT: usu sing, the N
     
  4      doctor
     A doctor is someone who has been awarded the highest academic or honorary degree by a university.
        He is a doctor of philosophy.
     N-COUNT; N-TITLE
     
  5      doctor   doctors   doctoring   doctored
     If someone doctors something, they change it in order to deceive people.
        They doctored the prints, deepening the lines to make her look as awful as possible.
        ...a cleverly doctored photograph.
     VB
     = tamper with
       doctoring
        The doctoring of the document has become a live political issue.
     N-UNCOUNT
     
  6      doctor   doctors   doctoring   doctored
     If someone doctors food or drink, they add a poison or drug to it. (WRITTEN)
        She had no doubt that it was he who had doctored her milk.
        ...doctored wine.
     VB
     
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does        
       does WEAK   STRONG
     Does is the third person singular in the present tense of do.
     
     
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exercise        
  1      exercise   exercises   exercising   exercised
     If you exercise something such as your authority, your rights, or a good quality, you use it or put it into effect. (FORMAL)
        They are merely exercising their right to free speech.
        `The powers delegated to me,' the President said, `will be exercised with due responsibility.'.
        Britain has warned travellers to exercise prudence and care.
     VB
     
  +      exercise
     Also a noun.
        Social structures are maintained through the exercise of political and economic power.
        Leadership does not rest on the exercise of force alone.
     N-SING: N of n
     
  2      exercise   exercises   exercising   exercised
     When you exercise, you move your body energetically in order to get fit and to remain healthy.
        She exercises two or three times a week.
        Never keep on exercising if you have even the slightest chest pain.
        To gradually reduce weight at the same time as exercising the body does a great deal to improve one's health.
     VB
     
  +      exercise
     Also a noun.
        Lack of exercise can lead to feelings of depression and exhaustion.
        Aerobic exercise moves our entire body and uses most major muscles.
     N-UNCOUNT
     
  3      exercise   exercises   exercising   exercised
     If a movement or activity exercises a part of your body, it keeps it strong, healthy, or in good condition.
        They call rowing the perfect sport. It exercises every major muscle group.
     VB
     
  4      exercise   exercises
     Exercises are a series of movements or actions which you do in order to get fit, remain healthy, or practise for a particular physical activity.
        These stomach exercises will tighten abdominal muscles.
        I do special neck and shoulder exercises.
        That's when I try to meditate or do some deep-breathing exercises.
     N-COUNT: usu pl
     
  5      exercise   exercises
     Exercises are military activities and operations which are not part of a real war, but which allow the armed forces to practise for a real war.
        General Powell predicted that in the future it might even be possible to stage joint military exercises.
        The military truck was taking 14 men on exercise in a remote area of Norway.
     N-COUNT: usu pl, also on N
     = manoeuvres
  6      exercise   exercises
     An exercise is a short activity or piece of work that you do, for example in school, which is designed to help you learn a particular skill.
        Try working through the opening exercises in this chapter.
        He took up piano lessons, combining standard classical exercises with his own attempts at Gershwin.
     N-COUNT
     
  7      exercise   exercises
     Exercises is an official ceremony, in which people make speeches and present awards. (AM)
        Vicky and Gary attended the graduation exercises at Columbia.
     N-PLURAL
     
  8      exercise   exercises
     If you describe an activity as an exercise in a particular quality or result, you mean that it has that quality or result, especially when it was not intended to have it.
        Her morning was an exercise in indecision. She tried on everything in her closet but couldn't remember what he'd liked.
        As an exercise in stating the obvious, this could scarcely be faulted.
        Think what a waste of taxpayers' money the whole exercise was.
     N-COUNT: usu sing, usu N in n/-ing
     
  9      exercise   exercises   exercising   exercised
     If something exercises you or your mind, you think or talk about it a great deal, especially because you are worried or concerned about it.
        This has been a major problem exercising the minds of scientists around the world.
        The proper role of appeal judges is an issue that has long exercised the finest legal minds.
     VB
     
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Business appointment

Doctor’s appointment

11课单词

eat        
  1      eat   eats   eating   ate   eaten
     When you eat something, you put it into your mouth, chew it, and swallow it.
        She was eating a sandwich.
        The bananas should be eaten within two days.
        We took our time and ate slowly.
     VB
     
  2      eat   eats   eating   ate   eaten
     If you eat sensibly or healthily, you eat food that is good for you.
        ...a campaign to persuade people to eat more healthily.
     VB
     
  3      eat   eats   eating   ate   eaten
     If you eat, you have a meal.
        Let's go out to eat.
        We ate lunch together a few times.
     VB
     
  4      eat   eats   eating   ate   eaten
     If something is eating you, it is annoying or worrying you. (INFORMAL)
        `What the hell's eating you?' he demanded.
     VB: only cont
     
  5      eat
     If you have someone eating out of your hand, they are completely under your control.
        No-one can handle the press as she can and she usually has them eating out of her hand by the time they leave.
     PHR: V and N inflect
     
  6      eat
     People use eat your heart out with the name of a person when they are doing something that they think the person named might be jealous of.
        A limousine was sent to pick me up and deliver me to the set. Eat your heart out, Tom Selleck!.
        I want everyone back in Cleveland to be eating their crummy little hearts out.
     PHR: V and N inflect
     
  7      eat
     If you eat someone out of house and home, you eat a lot of their food, especially when you are living with them. (INFORMAL)
        Is Karen still eating you out of house and home?
     PHR: V inflects
     
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girl        
  1      girl   girls
     A girl is a female child.
        ...an eleven year old girl...
        I must have been a horrid little girl.
     N-COUNT
     
  2      girl   girls
     You can refer to someone's daughter as a girl.
        We had a little girl.
     N-COUNT
     
  3      girl   girls
     Young women are often referred to as girls. This use could cause offence.
        ...a pretty twenty-year old girl.
     N-COUNT
     
  4      girl   girls
     Some people refer to a man's girlfriend as his girl. (INFORMAL)
        I've been with my girl for nine years.
     N-COUNT
     
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idiot        
  1      idiot   idiots
     If you call someone an idiot, you are showing that you think they are very stupid or have done something very stupid.
        I knew I'd been an idiot to stay there.
        You're an idiot!
     N-COUNT disapproval
     = fool, moron
  2      idiot
     Idiot means stupid.
        ...a bunch of idiot journalists waiting to ask me stupid questions.
     ADJ: ADJ n
     
  3      idiot   idiots
     In the past, people who had something wrong with their brains that made them seem less intelligent, or different from other people, were sometimes called idiots. (OLD-FASHIONED)
        ...the village idiot.
     N-COUNT
     
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