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湖北省黄石市2014高考英语阅读理解训练题(12)及答案 “the worlds oceans are slowly getting more acidic(酸的),” say scientists. the researchers from california report that the change is taking place in response to higher levels of carbon dioxide in the atmosphere.the lowering of the waters ph value is not great at the moment but could cause a serious threat to current ocean life if it continues, they warn. ken caldeira and michael wickett, from the lawrence livermore national laboratory, report their concerns in the journal nature. increasing use of oil fuels means more carbon dioxide is going into the air, and most of it will eventually be absorbed by seawater. once in the water, it reacts to form carbonic acid. scientists believe that the oceans have already become slightly more acidic over the last century.these researchers have tried to predict what will happen in the future by combining what we know about the history of the oceans with computer models of climate change. “this level of acidity will get much more extreme in the future if we continue releasing co2 into the atmosphere,” said dr caldeira. and we predict the amount of future acidity will be greater than anything we have seen over the last several hundred million years.however, it is not absolutely clear what that means for ocean life. most organisms live near the surface, where the greatest ph change would be expected to occur, but deepocean life forms may be more sensitive to ph changes. coral reefs and other organisms whose shells contain calcium carbonate(碳酸钙) may be particularly affected if the waters acidity levels keep going up, the team predict. they could find it much more difficult to build these structures in water with a lower ph.in recent years some people have suggested storing carbon dioxide from power station in the deep ocean as a way of dealing with global warming. but dr caldeira said that such a strategy should now be reconsidered. “previously, most experts had looked at ocean absorption of carbon dioxide as a good thingbecause in releasing co2 into the atmosphere we warm the planet, and when co2 is absorbed by the ocean, it reduces the amount of greenhouse warming.”17. the ocean is becoming more acidic due to_.a. the lower water ph valueb. the warming atmospherec. the higher level of co2 in the aird. the increasing use of oil fuels18. according to dr caldeira, _.a. ocean absorption of carbon dioxide is a good thingb. more oil fuels will be used in the near futurec. scientists may predict climate changes with computer modelsd. the future situation of the amount of acidity is extremely serious19. if the waters acidity level keeps rising, _. a. ocean life whose structures contain calcium carbonate may be affectedb. the waters ph value will become higher and higherc. organisms living near the surface are more sensitive to ph changesd. some disastrous events will occur more often than before20. most experts once believed storing carbon dioxide in the ocean would reduce_.a. the co2 absorbed by the oceanb. the amount of greenhouse warmingc. the acidity of the oceand. the gradual release of co21720 cdab*结束 it was mollys job to hand her father his brown paper lunch bag each morning before he headed off to work. one morning, in addition to his usual lunch bag, molly handed him a second paper bag. this one was worn and held together with staples(书钉). “why two bags?”her father asked. “the other is something else,”molly answered.“whats in it?”“just some stuff(东西). take it with you.” not wanting to discuss the matter, he put both sacks into his briefcase, kissed molly and rushed off. at midday he opened mollys bag and took out the contents: two hair ribbons(丝带),three small stones, a plastic dinosaur, a tiny sea shell, a small doll, and 13 penniesthe busy father smiled, finished eating, and swept the desk clean into the wastebasket, mollys stuff included. that evening, molly ran up behind him as he read the paper,“wheres my bag?”“what bag?”“the one i gave you this morning,”“i left it at the office. why?”“i forgot to put this mote in it,”she said.“and, besides, daddy, the things in the sack are the things i really like-i thought you might like to play with them. you didnt lose the bag, did you daddy?”“oh, no,” he said lying.“i just forgot to bring it home. ill bring it tomorrow.”while molly hugged her fathers neck, he unfolded the note that read:“i love you, daddy.” molly had given him her treasures-all that a 7-year-old held dear. love in a paper bag, and he missed it-not noly missed it, but had thrown it in the wastebasket. so back he went to the office. just ahead of the night janitor(看门人), he picked up the wastebasket. heput the treasures inside and carried it home carefully. the bag didnt look so good, but the stuff was all there and thats what counted. after dinner, he asked molly to tell him about the stuff in the sack. it took a took a long time to tell. everything had a story or a memory. “sometimes i think of all the great times in this sweet life,” he thought. we should all remember that its not the destination that counts in life but the journey. that journey with the people we love is all that really matters. it is such a simple truth but it is so easily forgotten.5.why did molly give her father a second bag? a.she didnt want to keep the things in the bag. b.she hoped those things would bring happiness to her father. c.she wanted to remind her father of the stories behind the things. d.she enjoyed playing with her father.6.how did father deal with the bag after he opened it? a.he kept it in the drawer. b.he took it back home c.he threw it into the wastebasket. d.he put it on his table.7.after father heard what his daughter said, he felt . a.regretful b.surprised c.sad d.satisfied8.which of the following is the most suitable title of the passage? a.an important journey b.two bags c.father and daughter d.love in a paper bag 58、bcad *结束ad. 1april fools partyon friday, april 1, inner affair goes back to the days of funk! classic tunes from the 70s and 80s by djs den & sion. 9pm till late. tickets: free entrance for those in costume, otherwise 50 yuan (us$6) time/date: 9 pm, april 1 place: inner affair, 1/f qiankun dasha, 6 sanlitun xiliujie, chaoyang district tel: 8454 0321 ad. 2language in useenjoy free in house coffee, tea and beer as well as music and dancing. practice your chinese, make friends and have fun. time/date: 7 to 9 pm, march 25 place: language in use club, 2/f, science fortune center, 8 xueqing lu, north of xueyuan lu, haidian district ad. 3the worst partyorganized by ozone productions, the party is set to be the worst ever, with the lamest music from the 60s, 70s and 80s. special prizes will be awarded to the worst dressed or for bad fashion sense. tickets: free entrance time/date: 9 pm, april 1 place: pula pula, tianze lu, oriental seven colours plaza, chaoyang district tel: 64668575 ad. 4la nuit francaiseagain on the 2nd thursday of the month la nuit francaise will be held at le rendezvous. the monthly event is an opportunity for all french people and everyone interested in france or speaking french to gather together. the evening features three glasses of wine and canapes for participants and a special exhibition. time/date: 7 to 10 pm, april 14 place: le rendezvous, 3 gongti beilu, across from the pacific century plaza, chaoyang district tel: 64629110 ad. 5marco vdutch dj marco v drops by banana for a gig which is supported by hong kongs dj spark. marco v has been around for many years, as an inventive, style blending deejay and a successful and devoted producer. his spinning is energetic, crowd pleasing and never sees an empty dance floor. he was ranked no. 15 in this years international dj mag dj top100. tickets: 40 yuan (us$4.80) in advance, 50 yuan (us$6) at the door, both include a free drink time/date: 10 pm to 4 am, march 31, april 1 place: banana, in the lobby of the scitech hotel, 22 jianwai dajie, chaoyang district tel: 65283636 13. which of the following is not true of ad. 1 and ad. 3?a. the two parties will be held on the same day.b. the two parties will be held at the same time. c. the entrance fees of the two parties will not be charged.d. some old music will be played at the parties.14. which of the following is intended for the chinese learners?a. marco v. b. la nuit francaise.c. language in use. d. the worst party.15. we can infer that_. a. marco v is a newly established bandb. la nuit francaise may be french wordsc. the worst party will attract a lot of college studentsd. you will enjoy free drink at april fools party1315、ccb *结束 tropical fish hobbyists will tell you their tanks are a source of oelaxation,but recent research suggests the fish might disagree many american households contain a fish tank,whose average size is less than 10 gallonsyet a study comparing the behavior of common freshwater fish found that those kept in such small tanks were more aggressive than those in larger ones more likely to fight. “if people kept dogs in these conditions,theyd be put in prison,” said the author, ronald oldfield“in larger tanks,the fish were not in continuous eyesight of each otherthey were swimming around,checking everything out rather than beating each other,”he added“its something we should think about” the study consisted of two experimentsin one,droldfield tested the effects of overcrowdlng by keeping tank size constant(不变)while increasing the number of fishin the other,he tested environment by placing three fish in tanks of different sizes he then recorded their behavior at least two hours after feeding,to eliminate(排除)competitive behaviors related to food. while aggression seemed to remain constant regardless of the number of fish in a tank, it dropped off considerably once the fish were placed in a l00-gallon tank with several plants and rocks to form shelters the findings confirmed what he found when observing midas in the wild“if vou go out and observe these fish swimming in a river,”he said,“theyre not aggressive at all。really”this conclusion is not news to justin muir,the owner of a fish tank business “more volume of water is always betterit keeps the fish healthier,and the tank is more stable”5we can conclude from the study that athe fish in small rivers are more likely to fight than those in larger ones bif you keep fish in tanks of less than 10 gallons,youll be put into prison cpeople havent paid enough attention to the feeling of fish in smaller tanks dthe fish in the wild are more aggressive than those kept in tanks6how was the first experiment performed? aby putting more and more fish in the same tank bby putting fish in tanks of different sizes cby putting some food to test the behavior of fish dby putting fish in a tank with plants and rocks7the two experiments prove that afood competition results in the aggressive behavior of fish bfish become more aggressive as more fish are put into a tank ccrowding is the main cause of the aggressive behavior of fish dfish become less aggressive when placed in a 100-gallon tank8the best title for this passage might be aanimalsright to live at ease bpicture of relaxation only if youre not inside chow to keep tropical fish as pets dhow to deal with fishs aggressive behavior58、cadb *结束attempt a guess at the following question: in the english-speaking world, which country has the least affordable homes? you are wrong if you guessed the us, even with the housing bubble (气泡) and main sadness. nor is it the uk, where prices have risen because demand is far from supply. according to a recent survey of 227 cities around the globe, you must go south of the equator (赤道) to australia to find the priciest homesthe report measured a citys housing market along the following guidelines. an “affordable” home required three times or less of the average familys income to purchase. at four times earnings, a home fell into the “unaffordable” category. and a “seriously unaffordable” home needed five times a familys income. in australia, homes in the least affordable city cost just about 9,5 times the average income. sydney, perth, and melbourne were only a little under this figureaustralian officials offered little comment, apart from a general statement on the dismal findings. these prices make the possibility that many australians
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