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1、2021年青海公共英语考试真题卷（5）本卷共分为1大题50小题，作答时间为180分钟，总分100分，60分及格。一、单项选择题（共50题，每题2分。每题的备选项中，只有一个最符合题意） 1.The first man who cooked his food, instead of eating it raw, lived so long ago that we have no idea who he was or where he lived. We do know, however, that (1) thousands of years, food was always eaten col
2、d and (2) . Perhaps the first cooked food was heated accidentally by a (3) fire or by the molten lava form an erupting (4) . No doubt, when people first tasted food that had been cooked, they found it tasted better. However, (5) after this discovery, cooked food must have remained a rarity (6) man l
3、earned how to make and control fire (7) . Primitive men who lived in hot regions could depend on the heat of the sun (8) their food. For example, in the desert (9) of the southwestern United States, the Indians cooked their food by (10) it on a flat (11) in the hot sun. They cooked pieces of meat an
4、d thin cakes of corn meal in this (12) . We can surmise that the earliest kitchen (13) was a stick (14) which a piece of meat could be attached and held over a fire. Later this stick was (15) by an iron rod which could be turned frequently to cook the meat (16) all sides. Cooking food in water was (
5、17) before man learned to make water containers that could not be (18) by fire. The (19) cooking pots were reed or grass baskets in which soups and stews could be cooked. As early as 166 BC, the Egyptians had learned to make (20) permanent cooking pots out of sandstone. Many years later, the Eskimos
6、 learned to make similar pans.AbeatingBdryingCfryingDplacing 2.Centuries ago, men discovered that (1) moisture from food helps to (2) it, and that the easiest way to do this is to expose the food (3) sun and wind. Nowadays most foods are dried (4) . The conventional method of such dehydration is to
7、put food in chambers (5) hot air is blown at temperatures of about 110 at entry to about 43 at (6) . This is the usual method for drying (7) as vegetables, minced meat, and fish. Liquids such as milk, coffee, tea, soups, and eggs may be dried by pouring them over a (8) horizontal steel cylinder or (
8、9) them into a chamber through which a current of hot air (10) In the first case, the dried material is scraped off the miler as a thin film which is then (11) small, though still relative coarse flakes. In the second process it falls to the bottom of the chamber as a (12) powder. Dried foods (13) l
9、ess room and weigh (14) the same food packed in cans. They do not need (15) in special conditions. For these reasons they are (16) climbers, explorers, who have little (17) . They are also (18) housewives because it takes so little time to cook them. Usually it is just a case of (19) the dried out m
10、oisture with (20) water.Abroken awayBbroken downCbroken up intoDbroken through 3.In my 30 years as (1) , I have tried to help parents understand that (2) discipline teaches a child why certain behavior is wrong and how to correct it. The main principle (3) teaching children (4) behavior is simple. W
11、hen you see a child behave well, (5) him with praise, a smile, a hug or a pat on the shoulder-something that (6) you think he is a splendid little person. This does (7) for a childs behavior. (8) for example a four-year old boy, his two-year-old brother and their mother in a department store. The fo
12、ur year-old is not running down the aisles, (9) toys (9) shelves or tearing his brother. Whats his reward His mother (10) him and goes (11) her shopping, grateful for a few minutes of (12) . But (13) his behavior changes. He pushes his brother and starts (14) about. His mother immediately gives him
13、attention (15) him. A child (16) wants positive attention from his parents, but if the only attention he can get is (17) , hell, settle for it. Its better than none (18) . Parents (19) pay more attention to their children when they misbehave. That only makes them (20) more, because this is how they
14、can get the attention they long for.Aall the way withBalong withCahead withDwith 4.Ask three people to look out the same window at a busy street comer and (1) you what they see. Chances are you will receive three (2) answers. Each person sees the same (3) , but each perceives (4) different about it.
15、 Perceiving goes on in our minds. Of the (5) people who look out the window, one may say that he sees a policeman (6) a motorist a ticket. (7) may say that he sees a rush-hour traffic jam at the (8) . The third may tell you that he sees a woman trying to (9) the street with four children. For percep
16、tion is the minds (10) of what the senses-in this case our (11) tell us. Many psychologists today are working to try to determine just (12) a person experiences or perceives the world (13) him. Using a scientific (14) , these psychologists set up experiments (15) they can control all of the (16) . B
17、y measuring and charting the (17) of many experiments, they are trying to find out (18) makes different people perceive (19) different things about the (20) scene.AearsBmindChandsDeyes 5.The African (1) of todays black Americans were brought to the U.S. as slaves in the seventeen, eighteenth, and ni
18、neteenth centuries. They worked on farms, (2) on large farms in the southern states. (3) they became a part of the economic system of the South. Slaves did not have the rights of people; (4) the law, they were thing which belonged to the person who bought them. They had to (5) the orders of their ow
19、ners (6) . They were not allowed (7) to read; their owners feared that (8) slaves would begin to think about the (9) of the system and would learn to (10) their freedom. Slaves had to work long hours in (11) conditions Their owners had (12) power over them. They could be bought and sold like animals
20、. At the slave markets, black children were separated form their parents and never saw them again. Slaves owners had the right to punish severely the slave who broke rules of (13) against the system. Slaves were often beaten (14) by their owners or killed. After the Civil War, one free slave (15) th
21、at his owner killed an old slave who was teaching him to read. There was a law against brutality to slaves, so (16) an owner who treated a slave badly could be punished. In practice, however, the law (17) nothing. Another law said that slaves could not give (18) white people, so very (19) owners wer
22、e (20) punished for their brutality.Aextremely unhealthyBextreme unhealthyCextreme unhealthilyDextremely unhealthily 6.Centuries ago, men discovered that (1) moisture from food helps to (2) it, and that the easiest way to do this is to expose the food (3) sun and wind. Nowadays most foods are dried
23、(4) . The conventional method of such dehydration is to put food in chambers (5) hot air is blown at temperatures of about 110 at entry to about 43 at (6) . This is the usual method for drying (7) as vegetables, minced meat, and fish. Liquids such as milk, coffee, tea, soups, and eggs may be dried b
24、y pouring them over a (8) horizontal steel cylinder or (9) them into a chamber through which a current of hot air (10) In the first case, the dried material is scraped off the miler as a thin film which is then (11) small, though still relative coarse flakes. In the second process it falls to the bo
25、ttom of the chamber as a (12) powder. Dried foods (13) less room and weigh (14) the same food packed in cans. They do not need (15) in special conditions. For these reasons they are (16) climbers, explorers, who have little (17) . They are also (18) housewives because it takes so little time to cook
26、 them. Usually it is just a case of (19) the dried out moisture with (20) water.AthinBfineCsmallDlittle 7.The first man who cooked his food, instead of eating it raw, lived so long ago that we have no idea who he was or where he lived. We do know, however, that (1) thousands of years, food was alway
27、s eaten cold and (2) . Perhaps the first cooked food was heated accidentally by a (3) fire or by the molten lava form an erupting (4) . No doubt, when people first tasted food that had been cooked, they found it tasted better. However, (5) after this discovery, cooked food must have remained a rarit
28、y (6) man learned how to make and control fire (7) . Primitive men who lived in hot regions could depend on the heat of the sun (8) their food. For example, in the desert (9) of the southwestern United States, the Indians cooked their food by (10) it on a flat (11) in the hot sun. They cooked pieces
29、 of meat and thin cakes of corn meal in this (12) . We can surmise that the earliest kitchen (13) was a stick (14) which a piece of meat could be attached and held over a fire. Later this stick was (15) by an iron rod which could be turned frequently to cook the meat (16) all sides. Cooking food in
30、water was (17) before man learned to make water containers that could not be (18) by fire. The (19) cooking pots were reed or grass baskets in which soups and stews could be cooked. As early as 166 BC, the Egyptians had learned to make (20) permanent cooking pots out of sandstone. Many years later,
31、the Eskimos learned to make similar pans.AstoneBboardCtableDplate 8.In my 30 years as (1) , I have tried to help parents understand that (2) discipline teaches a child why certain behavior is wrong and how to correct it. The main principle (3) teaching children (4) behavior is simple. When you see a
32、 child behave well, (5) him with praise, a smile, a hug or a pat on the shoulder-something that (6) you think he is a splendid little person. This does (7) for a childs behavior. (8) for example a four-year old boy, his two-year-old brother and their mother in a department store. The four year-old i
33、s not running down the aisles, (9) toys (9) shelves or tearing his brother. Whats his reward His mother (10) him and goes (11) her shopping, grateful for a few minutes of (12) . But (13) his behavior changes. He pushes his brother and starts (14) about. His mother immediately gives him attention (15
34、) him. A child (16) wants positive attention from his parents, but if the only attention he can get is (17) , hell, settle for it. Its better than none (18) . Parents (19) pay more attention to their children when they misbehave. That only makes them (20) more, because this is how they can get the a
35、ttention they long for.AcalmnessBsilenceCpeaceDquietness 9.The African (1) of todays black Americans were brought to the U.S. as slaves in the seventeen, eighteenth, and nineteenth centuries. They worked on farms, (2) on large farms in the southern states. (3) they became a part of the economic syst
36、em of the South. Slaves did not have the rights of people; (4) the law, they were thing which belonged to the person who bought them. They had to (5) the orders of their owners (6) . They were not allowed (7) to read; their owners feared that (8) slaves would begin to think about the (9) of the syst
37、em and would learn to (10) their freedom. Slaves had to work long hours in (11) conditions Their owners had (12) power over them. They could be bought and sold like animals. At the slave markets, black children were separated form their parents and never saw them again. Slaves owners had the right t
38、o punish severely the slave who broke rules of (13) against the system. Slaves were often beaten (14) by their owners or killed. After the Civil War, one free slave (15) that his owner killed an old slave who was teaching him to read. There was a law against brutality to slaves, so (16) an owner who
39、 treated a slave badly could be punished. In practice, however, the law (17) nothing. Another law said that slaves could not give (18) white people, so very (19) owners were (20) punished for their brutality.AallBwholeCquiteDcomplete 10.Ask three people to look out the same window at a busy street c
40、omer and (1) you what they see. Chances are you will receive three (2) answers. Each person sees the same (3) , but each perceives (4) different about it. Perceiving goes on in our minds. Of the (5) people who look out the window, one may say that he sees a policeman (6) a motorist a ticket. (7) may
41、 say that he sees a rush-hour traffic jam at the (8) . The third may tell you that he sees a woman trying to (9) the street with four children. For perception is the minds (10) of what the senses-in this case our (11) tell us. Many psychologists today are working to try to determine just (12) a pers
42、on experiences or perceives the world (13) him. Using a scientific (14) , these psychologists set up experiments (15) they can control all of the (16) . By measuring and charting the (17) of many experiments, they are trying to find out (18) makes different people perceive (19) different things abou
43、t the (20) scene.AwhatBwhyChowDwhere 11.Centuries ago, men discovered that (1) moisture from food helps to (2) it, and that the easiest way to do this is to expose the food (3) sun and wind. Nowadays most foods are dried (4) . The conventional method of such dehydration is to put food in chambers (5
44、) hot air is blown at temperatures of about 110 at entry to about 43 at (6) . This is the usual method for drying (7) as vegetables, minced meat, and fish. Liquids such as milk, coffee, tea, soups, and eggs may be dried by pouring them over a (8) horizontal steel cylinder or (9) them into a chamber
45、through which a current of hot air (10) In the first case, the dried material is scraped off the miler as a thin film which is then (11) small, though still relative coarse flakes. In the second process it falls to the bottom of the chamber as a (12) powder. Dried foods (13) less room and weigh (14) the same food packed in cans. They do not need (15) in special conditions. For these reasons they are (16) climbers, explorers, who have little (17) . They are also (18) housewives because it takes so little time to cook them. Usually it is ju