理工類單選集考試.卷模擬考試題_2

1、姓名：_ 班級：_ 學(xué)號：_-密-封 -線- 理工類單選集考試.卷模擬考試題考試時間：120分鐘 考試總分：100分題號一二三四五總分分?jǐn)?shù)遵守考場紀(jì)律，維護知識尊嚴(yán)，杜絕違紀(jì)行為，確保考試結(jié)果公正。1、第一篇 new foods and the new worldin the last 500 years, nothing about people not their clothes, ideas, or languages has changed as much as what they eat. the original chocolate drink was made from the

2、seeds of the coca tree (可可樹)by south american indians. the spanish introduced it to the rest of the world during the 1500s. and although it was very expensive, it quickly became fashionable. in london, shops where chocolate drinks were served became important meeting places. some still exist today.t

3、he potato is also from the new world. around 1600, the spanish brought it from peru to europe, where it soon was widely grown. ireland became so dependent on it that thousands of irish people starved when the crop failed during the “potato famine(饑荒)” of 1845-1846, and thousands more were forced to

4、leave their homeland and move to america.there are many other foods that have traveled from south america to the old world. but some others went in the opposite direction. brazil is now the worlds largest grower of coffee, and coffee is an important crop in colombia and other south american countrie

5、s. but it is native to ethiopia, a country in africa. it was first made into a drink by arab during the 1400s.according to an arabic legend, coffee was discovered when a person name kaldi noticed that his goats were attracted to the red berries on a coffee bush. he tried one and experienced the “wid

6、e-awake” feeling that one-third of the worlds population now starts the day with.according to the passage, which of the following has changed the most in the last 500 years?（ ）a.foodb.clothingc.ideology.d.language.2、第一篇 new foods and the new worldin the last 500 years, nothing about people not their

7、 clothes, ideas, or languages has changed as much as what they eat. the original chocolate drink was made from the seeds of the coca tree (可可樹)by south american indians. the spanish introduced it to the rest of the world during the 1500s. and although it was very expensive, it quickly became fashion

8、able. in london, shops where chocolate drinks were served became important meeting places. some still exist today.the potato is also from the new world. around 1600, the spanish brought it from peru to europe, where it soon was widely grown. ireland became so dependent on it that thousands of irish

9、people starved when the crop failed during the “potato famine(饑荒)” of 1845-1846, and thousands more were forced to leave their homeland and move to america.there are many other foods that have traveled from south america to the old world. but some others went in the opposite direction. brazil is now

10、 the worlds largest grower of coffee, and coffee is an important crop in colombia and other south american countries. but it is native to ethiopia, a country in africa. it was first made into a drink by arab during the 1400s.according to an arabic legend, coffee was discovered when a person name kal

11、di noticed that his goats were attracted to the red berries on a coffee bush. he tried one and experienced the “wide-awake” feeling that one-third of the worlds population now starts the day with.“some” in the last sentence of the first paragraph refers to（ ）a.some cocoa trees.b.some chocolate drink

12、s.c.some shops.d.some south american indians.3、第一篇 new foods and the new worldin the last 500 years, nothing about people not their clothes, ideas, or languages has changed as much as what they eat. the original chocolate drink was made from the seeds of the coca tree (可可樹)by south american indians.

13、 the spanish introduced it to the rest of the world during the 1500s. and although it was very expensive, it quickly became fashionable. in london, shops where chocolate drinks were served became important meeting places. some still exist today.the potato is also from the new world. around 1600, the

14、 spanish brought it from peru to europe, where it soon was widely grown. ireland became so dependent on it that thousands of irish people starved when the crop failed during the “potato famine(饑荒)” of 1845-1846, and thousands more were forced to leave their homeland and move to america.there are man

15、y other foods that have traveled from south america to the old world. but some others went in the opposite direction. brazil is now the worlds largest grower of coffee, and coffee is an important crop in colombia and other south american countries. but it is native to ethiopia, a country in africa.

16、it was first made into a drink by arab during the 1400s.according to an arabic legend, coffee was discovered when a person name kaldi noticed that his goats were attracted to the red berries on a coffee bush. he tried one and experienced the “wide-awake” feeling that one-third of the worlds populati

17、on now starts the day with.thousands of irish people starved during the “potato famine” because（ ）a.they were so dependent on potatoes that they refused to eat anything else.b.they were forced to leave their homeland and move to america.c.the weather conditions in ireland were not suitable for growi

18、ng potatoes.d.the potato harvest was bad.4、第一篇 new foods and the new worldin the last 500 years, nothing about people not their clothes, ideas, or languages has changed as much as what they eat. the original chocolate drink was made from the seeds of the coca tree (可可樹)by south american indians. the

19、 spanish introduced it to the rest of the world during the 1500s. and although it was very expensive, it quickly became fashionable. in london, shops where chocolate drinks were served became important meeting places. some still exist today.the potato is also from the new world. around 1600, the spa

20、nish brought it from peru to europe, where it soon was widely grown. ireland became so dependent on it that thousands of irish people starved when the crop failed during the “potato famine(饑荒)” of 1845-1846, and thousands more were forced to leave their homeland and move to america.there are many ot

21、her foods that have traveled from south america to the old world. but some others went in the opposite direction. brazil is now the worlds largest grower of coffee, and coffee is an important crop in colombia and other south american countries. but it is native to ethiopia, a country in africa. it w

22、as first made into a drink by arab during the 1400s.according to an arabic legend, coffee was discovered when a person name kaldi noticed that his goats were attracted to the red berries on a coffee bush. he tried one and experienced the “wide-awake” feeling that one-third of the worlds population n

23、ow starts the day with.which country is the largest coffee producer?（ ）a.brazil.b.colombia.c.ethiopia.d.egypt.5、第一篇 new foods and the new worldin the last 500 years, nothing about people not their clothes, ideas, or languages has changed as much as what they eat. the original chocolate drink was mad

24、e from the seeds of the coca tree (可可樹)by south american indians. the spanish introduced it to the rest of the world during the 1500s. and although it was very expensive, it quickly became fashionable. in london, shops where chocolate drinks were served became important meeting places. some still ex

25、ist today.the potato is also from the new world. around 1600, the spanish brought it from peru to europe, where it soon was widely grown. ireland became so dependent on it that thousands of irish people starved when the crop failed during the “potato famine(饑荒)” of 1845-1846, and thousands more were

26、 forced to leave their homeland and move to america.there are many other foods that have traveled from south america to the old world. but some others went in the opposite direction. brazil is now the worlds largest grower of coffee, and coffee is an important crop in colombia and other south americ

27、an countries. but it is native to ethiopia, a country in africa. it was first made into a drink by arab during the 1400s.according to an arabic legend, coffee was discovered when a person name kaldi noticed that his goats were attracted to the red berries on a coffee bush. he tried one and experienc

28、ed the “wide-awake” feeling that one-third of the worlds population now starts the day with.which of the following statements is not true, according to the passage?（ ）a.one third of the worlds population drinks coffee.b.coffee is native to colombia.c.coffee can keep one awake.d.coffee drinks were fi

29、rst made by arabs.6、第二篇 please fasten your seatbeltssevere turbulence (湍流) can kill aircraft passengers. now, in test flights over the rocky mountains, nasa (美國航空航天局) engineers have successfully detected clear-air turbulence up to 10 seconds before an aircraft hits it.clear-air turbulence often catc

30、hes pilots by surprise. invisible to radar, it is difficult to forecast and can hurl (用力拋出去) passengers about the cabin. in december 1997, one passenger died and a hundred others were injured when unexpected rough air caused a united airlines flight over the pacific to drop 300 metres in a few secon

31、ds.however, passengers can avoid serious injury by fastening their seatbelts. “it is the only antidote (對策) for this sort of things,” says rod bogue, project manager at nasas dryden flight research center in edwards, california.the centres new turbulence detector is based on lidar, or laser radar, l

32、aser pulses are sent ahead of the plane and these are then reflected back by particles in the air. the technique depends on the doppler effect. the wavelength of the light shifts according to the speed at which the particles are approaching. in calm air, the speed equals the planes airspeed. but as

33、the particles swirl (打漩) in rough air, their speed of approach increases or decreases rapidly. the rate of change in speed corresponds to the severity (激烈程度) of the turbulence.in a series of tests that began last month, a research jet flew repeatedly into disturbed air over the mountain ridges (山脈)

34、near pueblo, colorado. the lidar detector spotted turbulence between 3 and 8 kilometres ahead, and its forecasts of strength and duration corresponded closely with the turbulence that the plane encountered.bogue says that he had “ a comfortable amount of time” to fasten his seatbelt. the researchers

35、 are planning to improve the lidars range with a more powerful beam. the system could be installed on commercial aircraft in the next few years.what does “clear-air turbulence” probably mean? (paragraph 1)（ ）a.a not very rough storm.b.unexpected disturbed air.c.a kind of visible storm.d.a storm over

36、 mountain ridges.7、第二篇 please fasten your seatbeltssevere turbulence (湍流) can kill aircraft passengers. now, in test flights over the rocky mountains, nasa (美國航空航天局) engineers have successfully detected clear-air turbulence up to 10 seconds before an aircraft hits it.clear-air turbulence often catch

37、es pilots by surprise. invisible to radar, it is difficult to forecast and can hurl (用力拋出去) passengers about the cabin. in december 1997, one passenger died and a hundred others were injured when unexpected rough air caused a united airlines flight over the pacific to drop 300 metres in a few second

38、s.however, passengers can avoid serious injury by fastening their seatbelts. “it is the only antidote (對策) for this sort of things,” says rod bogue, project manager at nasas dryden flight research center in edwards, california.the centres new turbulence detector is based on lidar, or laser radar, la

39、ser pulses are sent ahead of the plane and these are then reflected back by particles in the air. the technique depends on the doppler effect. the wavelength of the light shifts according to the speed at which the particles are approaching. in calm air, the speed equals the planes airspeed. but as t

40、he particles swirl (打漩) in rough air, their speed of approach increases or decreases rapidly. the rate of change in speed corresponds to the severity (激烈程度) of the turbulence.in a series of tests that began last month, a research jet flew repeatedly into disturbed air over the mountain ridges (山脈) n

41、ear pueblo, colorado. the lidar detector spotted turbulence between 3 and 8 kilometres ahead, and its forecasts of strength and duration corresponded closely with the turbulence that the plane encountered.bogue says that he had “ a comfortable amount of time” to fasten his seatbelt. the researchers

42、are planning to improve the lidars range with a more powerful beam. the system could be installed on commercial aircraft in the next few years.in december 1997, a united airlines flight hit unexpected rough air,（ ）a.causing a lot of damage to the plane.b.throwing its passengers out of the cabin.c.re

43、sulting in heavy casualties.d.forcing the pilot to make an emergency landing.8、第二篇 please fasten your seatbeltssevere turbulence (湍流) can kill aircraft passengers. now, in test flights over the rocky mountains, nasa (美國航空航天局) engineers have successfully detected clear-air turbulence up to 10 seconds

44、 before an aircraft hits it.clear-air turbulence often catches pilots by surprise. invisible to radar, it is difficult to forecast and can hurl (用力拋出去) passengers about the cabin. in december 1997, one passenger died and a hundred others were injured when unexpected rough air caused a united airline

45、s flight over the pacific to drop 300 metres in a few seconds.however, passengers can avoid serious injury by fastening their seatbelts. “it is the only antidote (對策) for this sort of things,” says rod bogue, project manager at nasas dryden flight research center in edwards, california.the centres n

46、ew turbulence detector is based on lidar, or laser radar, laser pulses are sent ahead of the plane and these are then reflected back by particles in the air. the technique depends on the doppler effect. the wavelength of the light shifts according to the speed at which the particles are approaching.

47、 in calm air, the speed equals the planes airspeed. but as the particles swirl (打漩) in rough air, their speed of approach increases or decreases rapidly. the rate of change in speed corresponds to the severity (激烈程度) of the turbulence.in a series of tests that began last month, a research jet flew r

48、epeatedly into disturbed air over the mountain ridges (山脈) near pueblo, colorado. the lidar detector spotted turbulence between 3 and 8 kilometres ahead, and its forecasts of strength and duration corresponded closely with the turbulence that the plane encountered.bogue says that he had “ a comforta

49、ble amount of time” to fasten his seatbelt. the researchers are planning to improve the lidars range with a more powerful beam. the system could be installed on commercial aircraft in the next few years.the turbulence detector can tell the severity of the turbulence by measuring（ ）a.the speed of the

50、 plane.b.the speed of the light.c.the number of particles in the air.d.the changes of the particles speed.9、第二篇 please fasten your seatbeltssevere turbulence (湍流) can kill aircraft passengers. now, in test flights over the rocky mountains, nasa (美國航空航天局) engineers have successfully detected clear-ai

51、r turbulence up to 10 seconds before an aircraft hits it.clear-air turbulence often catches pilots by surprise. invisible to radar, it is difficult to forecast and can hurl (用力拋出去) passengers about the cabin. in december 1997, one passenger died and a hundred others were injured when unexpected roug

52、h air caused a united airlines flight over the pacific to drop 300 metres in a few seconds.however, passengers can avoid serious injury by fastening their seatbelts. “it is the only antidote (對策) for this sort of things,” says rod bogue, project manager at nasas dryden flight research center in edwa

53、rds, california.the centres new turbulence detector is based on lidar, or laser radar, laser pulses are sent ahead of the plane and these are then reflected back by particles in the air. the technique depends on the doppler effect. the wavelength of the light shifts according to the speed at which t

54、he particles are approaching. in calm air, the speed equals the planes airspeed. but as the particles swirl (打漩) in rough air, their speed of approach increases or decreases rapidly. the rate of change in speed corresponds to the severity (激烈程度) of the turbulence.in a series of tests that began last

55、 month, a research jet flew repeatedly into disturbed air over the mountain ridges (山脈) near pueblo, colorado. the lidar detector spotted turbulence between 3 and 8 kilometres ahead, and its forecasts of strength and duration corresponded closely with the turbulence that the plane encountered.bogue

56、says that he had “ a comfortable amount of time” to fasten his seatbelt. the researchers are planning to improve the lidars range with a more powerful beam. the system could be installed on commercial aircraft in the next few years.we can infer from the fifth paragraph that（ ）a.the lidar detector ca

57、n successfully forecast turbulence.b.researchers are not sure about the effectiveness of the lidar detector.c.passenger planes will be used in further experiments.d.no more test flights are needed.10、第二篇 please fasten your seatbeltssevere turbulence (湍流) can kill aircraft passengers. now, in test fl

58、ights over the rocky mountains, nasa (美國航空航天局) engineers have successfully detected clear-air turbulence up to 10 seconds before an aircraft hits it.clear-air turbulence often catches pilots by surprise. invisible to radar, it is difficult to forecast and can hurl (用力拋出去) passengers about the cabin. in december 1997, one passenger died and a hundred others were inju