Passage 1There are stories about two US . presidents，Andrew Jackson and Martin Van Buren，which attempt to explain the American English term OKWe dont know if either story is true，but they are both interesting The first explanation is based on the fact that President Jackson had very little educationIn fact，he had difficulty reading and writingWhen important papers came to Jackson，he tried to read them and then had his assistants explain what they saidIf he approved of a paperhe would write“all correct”on itThe problem was that he didnt know how to spellSo what he really wrote was“ol korekt”After a while，he shortened that term to“OK” The second explanation is based on the place where President Van Buren was born，Kinderhook，New YorkVan Bnrens friends organized a club to help him become President They caned the club the Old Kinderhook Club，and anyone who supported Van Buren was called“OK”31The author A. believes both of the stories Bdoesnt believe a word of the stories Cis not sure whether the stories are true D. is telling the stories just for fun32. According to the passage，President Jackson Acouldnt draw up any documents at all B. didnt like to read important papers by himselfCoften had his assistants sign documents for him D .wasnt good at reading，writing or spelling33According to the first story, the term “OK” A. was approved of by President Jackson Bwas the title of some Official documents Cwas first used by President Jackson Dwas an old way to spell“all correct34 .According to the second story，the termOK” Awas the short way to sayold Kinderhook Club” Bmeant the place where President Van Buren was born Cwas the name of Van Burens club Dwas used to call Van Burens supporters in the election35According to the second storythe term“OK”was first used _ Aby Van Buren Bin a presidential electionCto organize the Old Kinderhook Club Dby the members of theOld Kinderhook Club”Passage 2Although the United States covers so much land and the land produces far more food than the present population needs，its people are by now almost entirely an urban society Less than a tenth of the people are engaged in agriculture and forestry(林业)，and most of the rest live in or around towns，small and largeHere the traditional picture is changing：every small town may still be very like other small towns，and the typical small town may represent a widely accepted view of the country，but most Americans do not live in small towns any moreHalf the population now lives in some thirty metropolitan areas(1arge cities with their suburbs、of more than a million people eacha larger proportion than in Germany or England，let alone FranceThe statistics(统计)of urban and rural population should be treated with caution because so many people who live in areas classified as rural travel by car to work in a nearby town each dayAs the rush to live out of town continuesrural areas within reach of towns are gradually filled with houses，so that it is hard to say at what moment a piece of country becomes a suburb But more and more the typical American lives in a metropolitan rather than a small town environment36If now America has 250 million peoplehow many of them are engaged in agriculture and forestry? AAbout 25 million BMore than 25 million CLess than 25 million D. Less than 225 million37Which of the following four countries has the smallest proportion of people living in metropolitan areas? AUnited States BGermany CFranceDEngland38Whats the meaning of the word“metropolitan”in the middle of the passage? A .Of a large city with its suburbs BOf small and large towns COf urban areas DOf rural areas39 According to the passage，what can we learn about small towns in the United States? A Most small towns become gradually crowded BSmall towns are still similar to each other CAs the traditional picture is changing，towns are different D .Small towns are turning into large cities40Why is it hard to say when a piece of country becomes a suburb? ABecause they are the same BBecause the rush takes place too quickly CBecause the process is gradual DBecause more and more Americans live in metropolitan areasPassage 3 If we were asked exactly what we were doing a year ago，we should probably have to say that we could not remember But if we had kept a book and had written in it an account of what we did each day，we should be able to give an answer to the question. It is the same in history Many things have been forgotten because we do not have any written account of them Sometimes men did keep a record of the most important happenings in their country，but often it was destroyed by fire or in a warSometimes there was never any written record at all because the people of that time and place did not know