福建省长乐第一中学高中英语《Unit 3 Computers 知识点总结 新人教版必修2(1).doc

unit three computersword usage1. calculate v: counteg. you can calculate easily with the help of computer.i must calculate how much money i spent last week.he calculated the costs very carefully.2. common adj: belonging equally the same to alleg. we have much common interest.rice is common in south.smith is a very common last name in england.该词构成的词组in common those two have something in common.they are brothers, but they have nothing in common.3. universal adj: present or occurring everywhereeg. football is a universal game.this machine has a universal use in the home.pollution is a universal problem in the world.4. intelligence n u: mental ability to learn and understand thingseg. hes a man of very high intelligence.it requires a high degree of intelligence to do the job well.when the water pipe burst, she had the intelligence to turn off the water at the main.5. anyway adv: anyhoweg. i cant understand it anyway.do the job anyway you like.it may rain, but we shall go anyway.6. totally adv: completelyeg. i am afraid i totally forgot it.i totally agree with you.he misunderstood me totally.7. advantage n: favorable factorseg. the job has many advantages.he had the advantage of a good education.what is the advantage of using this machine?该词的反义词为disadvantageeg. his lack of education was a disadvantage when he looked for a job.not studying will be to your disadvantage.8. disagree vi: be unlike or have a different opinioneg. our answers to the problem disagreed.we disagreed about everything.we disagreed on which movie to see.9. choice n: the act of choosingeg. we each had to make a choice.i will go with him because i have no choice.the shop has a wide choice of hats.10. material n: matter from which things are madeeg. wood and stone are the only raw materials on the island.the teaching material in the school is advanced.your writing materials are there.11.create v: to cause to be or existeg. an artist should create beautiful things.how was the universe created?that would create a wrong impression.12. arise (arose, arisen) vi: come into beingeg. a question arose in the meeting.disagreements arose between them.unexpected difficulties arose in the course of their experiment.13. personally adv :a)in person or not represented by otherseg. he went there personally.the plan was granted personally by our boss. b) as a personeg i dont know him personally, but i have read his book. personally, i dont approve of her.i dislike him personally, but i admire his art.14. technology: the art application in industry, etc or the study of mechanical arts and applied sciences.eg. with the help of modern technology, you can do many things in a short time.people today enjoy a high level of technology.useful expressions1. in ones opinion: it is ones view or feeling eg. in my opinion, the project is worth.in his opinion, the writing is excellent.in my opinion, the money is not enough.2. go by: passeg. as time goes by my memory seems to get worse.this week went by slowly.dont let the opportunity go by.3.sothat: with the aim thateg. we were so tired that we did nothing that evening.the word was so small that i could hardly see it.he was so excited that he couldnt speak.4. in a way: to a certain extent but not entirelyeg. the changes are an improvement in a way.the work is well done in a way.5. after all: in spite of what has been said, done or expected.eg. so you have come after all.after all, what does it matter?im sorry. i cant come after all.6. with the help of eg. i finished the job on time with help of my best friend.with the help of a passer-by, i carried the injured person into a shop.with the help of the advanced machine, they carried out the plan successfully.7. watch over: keep an eye on sb/stheg. could you watch my clothes while i have a swim?the mother watched over the child carefully.the dog watches over its masters house.a