【正文】 ent by train after all. After all, you were up until three last night.7. fall off: decrease in quantity or qualityEnrollment has fallen off this year. Attendance at my lectures has fallen off considerably.8. in time: not late。ll be here first thing in the morning, and meantime she39。s fixed in this world。 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 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 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。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。 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。 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。 don’t set them off.Unit 3 Under the seaWord usage1. share v. 1) have a share of sth with others 2) give a share of sth to others 3) a part or portion of a large amountI have done my share of the work.The young engineer had a large share in modernizing the factoryMy wife shared with me in distress.We shared in his joy.2. favourite n/adj 1) best liked 2) a person or thing liked more than othersLester, the second son, was his father39。 awkward or shamed Arthur seemed embarrassed by the question.A large family embarrassed him.Wearing the heavy coat embarrassed his movements.4. elegant adj. having the qualities of grace and beautyHer writing was elegant.His elegant piece of reasoning impressed me deeply.acpany v. 1) go with 2) attend 3) occur or do at the same time asHe wished her to acpany him.Lightning usually acpanies thunder.He acpanied his speech with gestures.The pianist acpanied her singing.strike v. 1) hit sb/sth 2) impress sb deeply。Unit 1 Living wellWord usage ambition n. 1) strong desire to be 2) object of such a desireHer son was filled with ambition to bee a great inventor.Her ambition was to bee a film star.adapt vi: 1) make sb get used to sth。 way in 2) opportunity or right to use sth or approach sbOnly a few people have access to the full facts