【正文】 s no concern of mine.16. confuse 1) v. to mislead, to cause to be mistaken 2) to put into disorder。t even acknowledge me when I waved a greeting.15. concern. 1) v. to worry, to trouble, to bother 2) to be business of sb, effect 3) n. worry, anxietyThe letter is chiefly concerned with export modities.The news concerns your brother.The boy39。s a fort to be with you.They tried to fort her, but what could they say?9. substitute n 1) the person or thing that replaces 2) put or use sb as a substituteIs saccharin a good substitute for sugar?Homemade parts are being substituted for imported ones.Only art can substitute for nature.The new substitute sweetener is made from a wild plant.10. acadimic 1) adj: of school, colleges 2) n. teacher/students at a university, collegeProfessor Watson is leaving the academic world to take a job in industry.A good historian must have an academic mind.He has no interest in academic questions.11. requirement 1) n. thing depend on or needed 2) thing ordered or demandedFood is a requirement of life.He has filled all requirements for promotion.12. tutor 1) n private teacher 2) book of instruction in a particular subject esp. music 3) v. act or work as a teacherHis parents employed a tutor to teach him mathematics. He often tutors a child of his friend’s for an examination.13. numb. 1) adj. Without the power to feel or move 2) v. to make sb/sth numbMy fingers were numb with cold.He was numbed by his wife39。t lecture me.3. qualification n. 1) a proof that one has passed exam and gain a certain degree of knowledge 2) the necessary ability or knowledgeShe passed her qualification for the Olympic gymnastic petition.What are the qualifications for an airline pilot?They accepted my plan without qualifications of any kind.The qualification of his policy as conservative is justified.4. preparation n. 1) the action or speaking 2) the state of being preparedHe sharpened his knife in preparation for carving the meat.We made preparations for the trip.The preparation for his cough included camphor.5. highly adv. 1) to a high degree, vevy 2) very well, very much, more than usualThey are highly skilled workers.Dogs have a highly developed sense of smell.He speaks very highly of youHe is highly paid.6. remend v. 1) to speak in favour of。s just what we expected.Don39。clock.4. e across 1) be understood or municated 2) e across sb/sth, meet or find sb/sth by chanceShe came across to talk with me.We came across an old man lying in the road.I came across an old friend yesterday.A very good idea came across his mind.5. die of die from The old man died of cancer.’ He died from a wound.6. can’t stand: bear, endure can’t stand+ n/pron can’t stand+ to do sth can’t stand+ doing sth I can’t stand such pain. I can’t stand to see good food going to waste. I can’t stand staying up so late. Unit 5 Travelling abroadWord usage1。 establish or create sth 3) establish a recordA new government was set up after the war. She set up a new world record time in the 100 metres. Her father set him up in business.2. prepare for : to make sth or sb ready to be used or to do sthThey prepared themselves for the worst.When we arrived home, mother had already prepared dinner for us.I was preparing for bed when I heard a knock at the door.3. notice sb/sth notice that… notice sb/sth doing sth be/get noticedShe didn39。s handwriting.Their bayonets glanced in the sunlight.15. acquire v 1) gain sth by one’s own ability, efforts or behaviour 2) obtain sth。 ownership 2) thing that is possessed。 arrange 2) alter sth by a small amount so that it will fit 3) adjust sth/oneself to sthShe must learn to adjust herself to English life.I must adjust my watch, it39。s fixed in this world。 not practical 3) excellentShe had some fantastic idea that I was poisoning herYour proposal is utterly fantastic.That store charges fantastic prices.Tina39。t be late for your interview, or you won39。 out of 1) at a distance from, not in… 2) away from 3) cause, indicating motive Fish jumped out of bed when he heard the door bell rang. He helped you just out of kindness. Please don’t look out fo window.2. e on 1) used in the imperative to encourage sb to do sth. 2) make progress 3) begin Come on now, someone must know the answer. The garden is ing on nicely. The rain has just e on.3. upside down 1) with the upper part underneath instead of on top 2) in or into total disorder or confusion That picture is upside down. The house was turned upside down. He holds his books upside down in his hand.4. stop…from… : prevent…from… keep …from ban…from…Who prevents their plans from being carried out?Of course I can39。ll be here first thing in the morning, and meantime she39。s just the sort of thing I want.He was sorting his foreign stamps.6. acmodation n. 1) rooms for living in 2) lodings, rooms and foodmake an acmodation to wartime conditions