unit two

Unit Two A practical Joke1.practical a. 实际的，实践的，实用的practice v./n. practise v. ~ doingplay a practical joke on sb. 作弄某人play a trick on sb.Children loved to play practical jokes/ tricks on each other on April Fool’s Day.1) Candidates should have training and practical experience in basic electronics.the practical problems of old ageThey provide financial and practical help for disabled students.2) It doesn't sound like a very practical solution.a practical way of achieving greater efficiency2. define v. 给...下定义~…as…把。

定义为。

definite a, definitely adv. definition n.A budget is defined as 'a plan of action expressed in money terms'.Define precisely what you mean by 'crime'.describe… as, regard…as, think of …as, consider…as3. embarrassed a. : shy, awkward, ashamedembarrassing a. embarrass v. embarrassment n.As an old-fashion lady, she felt quite embarrassed when asked about her age.We've all had some pretty embarrassing moments that we'd like to forget about.4. colleague / co-worker a person you work withI tried to stop him quarreling from his colleagues/ co-workers.5. humble a. 谦逊的; 低下的,卑微的humbly adv.1)not considering yourself or your ideas to be as important as other people'sa modest and humble man2) having a low social class or position:He started his career as a humble peanut farmer.humble background/origins etc6. unsuspecting : not aware of sth danger or bad 毫无戒备的，毫不怀疑的an unsuspecting victimsuspect v/n. suspicious a. suspicion n.7. it so happened that…./ sb. happen to doIt so happens that I know someone who may help you out.sth happened to…8. unpleasant-looking, pleasant-looking, good-looking, ordinary-looking9. precisely adv. exactly 准确地，精确地precise a.Temperature can be measured precisely.He arrived at precisely 4 o'clock.It is difficult to know precisely how much impact the changes will have.What, precisely, does that mean?10．proceed v.1) move or travel in a particular direction 前往前进Passengers for Miami should proceed to gate 25.2) to begin or continue in a course of action or set of actions 继续进行，着手We can now proceed to the main business of the meeting.11. reverse v.① to change round (usual order or positions) 颠倒② to go or cause to go backwards （使）倒退reverse the order/process/ the course, reverse the economic declineI reversed the car through the gate.n. the opposite 相反He did the reverse of what we expected.‘Are you pleased?’‘Quite the reverse, I’m very disappointed.’12. process n. 过程，进程；步骤，程序the Middle-East peace processRepetition can help the learning process.Coal was formed out of dead forests by a long slow process of chemical change.be in the process of (doing) somethingThe company is in the process of moving to new offices.v. 加工，处理processed cheeseYour application for a mortgage is now being processed.13. depart v. 离开to leave, especially when you are starting a journey departure ndeparted a. 死去的his dear departed wifedepart from/ for ocean liners arriving at and departing from the islanddepart for Germany14. exchange…for… : to switch or trade one thing for another 用。

交换。

exchangeable a.At the end of the game, players traditionally exchange shirts with each other.He exchanged the black jacket for a blue oneHe gave me an apple in exchange for a piece of cake.exchange A for B ---- substitute A for B15. roar with laughter—laugh very loudlyroar n./v. 吼叫，轰隆震响Upon hearing the news, they all roared with laughter.16. turn up 出现，到达Steve turned up late, as usual.Turn the radio up. I can’t hear it.The missing bag turned up, completely empty.turn up, turn down, turn round, turn over, turn on, turn off, turn in, turn out17. puzzle v. sth. ~sb.→sb. be puzzled by sth.puzzled puzzling a.18. at the end of ; in the endWhat would she find at the end of her journey?Hooker's death marked the end of an era.19. conceal v. to hideHe concealed himself behind the doorShe tried to conceal the fact that she was pregnant.conceal something from somebodyShe was taking drugs and trying to conceal it from me20. replace…withThey replaced the permanent staff with part-timers.replace A with B= substitute B for A21. stick v. stuck, stuck 卡住to become jammed or impossible to moveThe wheels stuck fast (=stuck completely) in the mud /The key stuck in the lock.stick toHave you been sticking to your diet?Miguel was determined to stick to his decision.It looks as if Nick will stick to his word this time22. alternate a. 间隔的happening on one of every two days, weeks, etc. /vThe service runs on alternate days/ weekendsRead only the alternate lines alternate hope and fear 时喜是忧23. inferior a. 较差的，次的wine of inferior quality inferior goodsThose ads that make kids feel inferior should be banned.inferior to / superior to I always felt slightly inferior to her.Their performance was inferior to that of other teams.n. 不如别人的人; 下属He often regarded his colleagues as his inferiors, which makes him unpopular.24. belief 信念,信仰have a firm/strong belief in/ hold a belief thatHe held a belief that scientists would find a cure for cancer in the next 2 years.She has lost her belief in religion.beyond belief / alter one's belief25. lead to doing lead sb to doHis actions could lead to him losing his jobWhat led him to kill his wife?26. no such diseasesome / any/ many/ few/ no/ such + n.1.我们可以把玩笑定义为你说的会发笑声的话，恶作剧则是你做的造成大笑的行为。