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1、专业好文档三、概括大意和完成句子第四篇 compact disks课文:1、ifwide2、a smallas music3、digitalcodes4、therecd-roms5、cds.of them6、science.cd-roms练习:1、paragraphs 12 (cds.explained)【d】2、paragraphs 3 (digital.applications)【a】3、paragraphs 4 (cds.formats) 【f】4、paragraphs 5 (cdsdurable) 【c】5、onedisks (be.on) 【e】6、the.record-ing (t
2、akeyears) 【b】7、the.cd player (be .parts) 【c】8、spacecodes (keep.efficiently)【f】第五篇 led lighting课文:1、anlighting2、michael.of atoms3、when.white glow4、then.bulb5、ledsto break6、quantum.a fork练习:1、paragraphs 1 (ledlighting) 【b】2、paragraphs 3 (bowersdiscovery)【e】3、paragraphs 5 (led.advantages)【d】4、paragraph
3、s 6 (almostfutur) 【c】5、unlikeso (it is.efficient) 【f】6、edisons.because (traditional.dear)【a】7、somethingwhen (adots) 【b】8、over2025 if (americaleds) 【c】第一篇more than 8 hours sleep too much of a good thing课文:1、aithough.consequences.2、investigators.sleepers.3、these.this4、previous.more5、forfunctioning6、kr
4、ipkehe said练习:1、paragraph 2(sleepsleepers)【e】2、paragraph 4 (dangersof sleep)【b】3、paragraph 5 (kripkes.tool)【a】4、paragraph 6 (a way.insomnia)【d】5、toneed to (sleep.than 8 hours)【f】6、long.likely to (blems)【e】7、one.unable to (fall.again) 【a】8、one.of dying (sleep7hours) 【c】 第二篇soot and soow:a h
5、ot combination 课文:1、new.past century.2、soot.sunlight.3、soot.new york4、hansenand land.5、“black”.hansen noted.6、hansen.of is century.7、thesunlight.练习:1、paragraph 3 (explanationsoot)【c】2、paragraph 4 (soots.atmosphere)【a】3、paragraph 6(greenhousewarming)【f】4、paragraph 7 (observations.hemisphere)【b】5、inso
6、ot (contributed.warming)【b】6、hansen.gases ( stillcentury)【e】7、black.ice (absorb.backgound) 【d】8、a soot.which (producesmagnitude) 【a】 第三篇 icy microbes课文:1、in iceof ice2、a research.to life3、doran.on mars4、called.seawater.5、that.bacteria6、the.covering练习:1、paragraph 2 (antarcticrevived)【e】2、paragraph 3
7、(significancesheet)【a】3、paragraph 4(accidental.antarctica)【f】4、paragraph 6 (2004specimens)【d】5、scientistsof ice ( was of value)【b】6、scientists ice sheet (may.of ice)【c】7、what thein 2004 (is toanalysis) 【e】8、the.lake vida (is found seawater) 【a】 第六篇how we form first impression课文:1、we .traits2、the.mea
8、n3、if youwrong4、when.or freaks5、however.hunane练习:1、paragraphs 2 (comparingmemories) 【d】2、paragraphs 3 (illustrationimpression)【c】3、paragraphs 4 (commentimpression)【b】4、paragraphs 5 (waysimpressions) 【a】5、sensory.through(thethrough)【e】6、youbrain (trmation)【d】7、theto (the.child) 【c】8、weto (thec
9、ortex) 【b】第七篇:screen test1. every year 。 women under 50.2. but the medical。 tissue is denser.3. researchers at 。 this would cause. 4. the mathematical 。figure of 20 cancers. 5. the researchers 。women screened.6. but they point 。 screening.7. “there is a 。 any screening programme.”练习:1. paragraph2 _h
10、arm screening may do to a younger woman 2. paragraph3 _ investigating the effect of screening 3. paragraph4 _ effects predicted by two different models 4. paragraph5 _ small risk of inducing cancers。5.early discovery of breast cancer may_ save a life6.advantages of screening women under 50 are _ sti
11、ll open to debate 7.delaying the age at which screening starts may reduce the risk of radiation triggering a cancer 8.radiation exposure should be _ reduced to the minimum第八篇the mir space station1. the russian 。firsts in space.2. during mirs lifetime。the station.3. the soviet union。by space shuttles
12、.4. the more than 400。multinational operations.5. a debate continues。 aboard mir in 1996.6. despite the many。tation was ruined.8. mirs setbacks are。great debt to mir.练习:1. paragraph 4 _b_ rewardsfinancial injection2. paragraph 5 _e_ mirs firsts space exploration3. paragraph 6 _ c_ mirs problem year
13、4. paragraph 8 _a_ undeniable mirs achievements5. mir enhanced the confidence in the scientists that humans living in space for a long time was _ quite possible.6. in mir, the u. s. astronauts created _ many firsts.7. when we think of mir., its setbacks are _ nothing.8. the writer tend to think that
14、 mir was _ a great success _. 第九篇more rural research is needed1. agricultural researchto stay ahead. 2. “the global decline poverty, ” he said. 3. research is 。 south-east asia. 4. the developing from all countries. 5. he said crop 。 china of india. 6. “technologies still dr. fischer said. 7. yields
15、 of rice, fischer said. 练习:1. paragraph 1 _ increase in investment on agricultural research 2. paragraph 3 _ the same or improved food supply situation in 20203. paragraph 4 _ more research funding needed4. paragraph 7 _ research focus on increased yield5. dr. fischer claims that agriculture will co
16、ntinue to develop _ when we use modern technologies and develop new ones. 6. land can be saved for other purposes _ if we can drive yield up.7. the investment can be regarded as efficient _ when strategic research can be utilized worldwide. 8. the global decrease in investment should be changed _ if
17、 we want to fight against malnutrition and poverty.第十篇 washoe learned american sign language1 an animal 。understand language.2 research scientists allen。 primate research changed.3 however,critics。which are still alive.4 scientists like private 。a very long time.5 debate continues about。animal intel
18、ligence.练习:1. paragraph 1_ genera1 information about washoe2. paragraph 2_ report about washoe.s 。sign language3. paragraph 3_ debate on chimps intelligence4. paragraph 4_ reason why not many。 research nowdays _5. washoe could 。 communicate_ when she wanted to eat.6. some scientists doubted_if the g
19、ardenersargument was sound7. washoe taught。sign language_. while she 。in ellensburg8. the experimenters 。s intelligent_. because she。for fruits第十一篇the tiniest electric motor in the world 1. scientists recently made2. the motor works by .3. the technique exploits 4. although the amount of 5. in 1988,
20、 professor richard muller 6. nanotechnology engineers try to1.paragraph 2_ the working principle of the nanomotor.2.paragraph 4_ a description of the nanomotor in terms of power and size.3.paragraph 5_ previous inventions of nanoscale products.4.paragraph 6_ possible fields of application in the fut
21、ure.5.doctors envision that the nanomotor would travel through human bodies to _ remove disease .6.surface tension means the tendency of atoms or molecules to _ resist separating .7.nanoconveyors could be used.to _ transport nanoscale objects8.applying a small electric current causes atoms to _ shuf
22、fle between two molten metal droplets.第十二篇a strong greenhouse gas 1. methane is a colorless,。greenhouse gas.2. with 13 billion cows。landfills and wetlands.3. greenhouse gases like the greenhouse effect.4. atmospheric concentrationshas doubled.5. cows munch mostly。 methane a day.6. thats why we say 。
23、 global warming. 练习: 1.paragraph 1 _ methane as a strong greenhouse gas2.paragraph 2 _ livestock as a。 greenhouse effect3.paragraph 4 _ agriculture also 。 in the atmosphere4.paragraph 5 _ why livestock releases methane5.methane is _(one of the major contributors)_ to the intensifying greenhouse effe
24、ct.6.greenhouse gases。with is _ the ever-increasing 。 gases7.generally people heap criticism on _(big industries and gas-guzzling vehicles)_ for the planets temperature rise.8.nothing has been mentioned in the passage about _ how to cut down the cattle populations第十三篇 face masks may not protect supe
25、r-flu1. paragraph 2 guideline on mask use2. paragraph 3 when to use face masks3. paragraph 5 reasons for excluding masks from the self-protection list4. paragraph 6 danger of infection through germy hands and masks5. the scientists are trying to find out if masks mayor may not . help protect people
26、from being attacked by a flu6. the cdc is afraid that the public may . overuse face masks7. the public will not know the answer about masks until scientists . announce the results of their mask research8. we can infer from the passage that the us authorities . deal with the mask problem seriously第十四
27、篇 the magic io personal digital pen1. paragraph 2 working principle of the io personal digital pen 2. paragraph 3 ways to download the stored information3. paragraph 5 a friendly and convenient device4. paragraph 6 examples of other potential applications of the io pen5. there is no need to learn ho
28、w to use the io personal digital pen because it works like an ordinary pen 6. if you want to download what you have done with the magic pen, you simply place the pen into its computer-connected cradle7. the magic pen is particularly convenient when you work away from home or office because . you don
29、t have to carry your laptop along8. no matter what you write or draw, the movement of your pen is recorded digitally inside the pen第十五篇 maglev trains1. paragraph 3 the main components of the maglev train system 2. paragraph 4 comparison of maglev trains with traditional ones 3. paragraph 5 the worki
30、ng principle of the maglev train 4. paragraph 6 high-speed maglev due to zero friction5. several countries in the world are using strong electromagnets to develop a maglev train rail system6. you can connect a wire to the positive and negative ends of a battery to create a magnetic field7. a unique
31、system of magnetic fields is created by the coils to pull and push the train forward8. the frictionless maglev train enables you to travel from paris to rome in about two hourswinger tuivasa-sheck, who scored two tries in the kiwis 20-18 semi-final win over england, has been passed fit after a lower
32、-leg injury, while slater has been named at full-back but is still recovering from a knee injury aggravated against usa.both sides boast 100% records heading into the encounter but australia have not conceded a try since josh charnleys effort in their first pool match against england on the opening
33、day.aussie winger jarryd hayne is the competitions top try scorer with nine, closely followed by tuivasa-sheck with eight.but it is recently named rugby league international federation player of the year sonny bill williams who has attracted the most interest in the tournament so far.the kiwi - with
34、 a tournament high 17 offloads - has the chance of becoming the first player to win the world cup in both rugby league and rugby union after triumphing with the all blacks in 2011.id give every award back in a heartbeat just to get across the line this weekend, said williams.the (lack of) air up the
35、re watch mcayman islands-based webb, the head of fifas anti-racism taskforce, is in london for the football associations 150th anniversary celebrations and will attend citys premier league match at chelsea on sunday.i am going to be at the match tomorrow and i have asked to meet yaya toure, he told
36、bbc sport.for me its about how he felt and i would like to speak to him first to find out what his experience was.uefa hasopened disciplinary proceedings against cskafor the racist behaviour of their fans duringcitys 2-1 win.michel platini, president of european footballs governing body, has also or
37、dered an immediate investigation into the referees actions.cska said they were surprised and disappointed by toures complaint. in a statement the russian side added: we found no racist insults from fans of cska. baumgartner the disappointing news: mission aborted.the supersonic descent could happen
38、as early as sunda.the weather plays an important role in this mission. starting at the ground, conditions have to be very calm - winds less than 2 mph, with no precipitation or humidity and limited cloud cover. the balloon, with capsule attached, will move through the lower level of the atmosphere (
39、the troposphere) where our day-to-day weather lives. it will climb higher than the tip of mount everest (5.5 miles/8.85 kilometers), drifting even higher than the cruising altitude of commercial airliners (5.6 miles/9.17 kilometers) and into the stratosphere. as he crosses the boundary layer (called the tropopause),e can expect a lot of turbulence.the balloon will slowly drift to the edge of space at 120,000 feet ( then, i would assume, he will slowly step out onto something resembling an olympic diving platform.they blew it i
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