2014年英语四级考试每日一练(7月12日)
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单项选择题
1、根据以下资料,回答题:
Without regular supplies of some hormones our capacity to behave would be seriously impaired; without others we would soon die. Tiny amounts of some hormones can modify our moods and our actions, our inclination to eat or drink, our aggressiveness or submissiveness ( 顺从), and our reproductive and parental behavior. And hormones do more than influence adult behavior; early in life they help to determine the development of bodily form and may even determine an individual's behavioral capacities. Later in life the changing outputs of some endocrine ( 内分泌) glands (腺体) and the body's changing sensitivity to some hormones are essential aspects of the phenomena of aging.
Communication within the body and the consequent integration of behavior were considered the exclusive province of the nervous system up to the beginning of the present century. The emergence of endocrinology (内分泌学) as a separate discipline can probably be traced to the experiments of Bayliss and Starling on the hormones
secreting. This substance is secreted from cells in the intestinal ( 肠的 ) walls when food enters the stomach; it travels through the bloodstream and stimulates the pancreas ( 胰 ) to liberate pancreatic juice, which aids in digestion. By showing that special cells secret chemical agents that are conveyed by the bloodstream and regulate distant target organs or tissues, Bayliss and Starling demonstrated that chemical integration can occur without participation of the nervous system.
The term "hormone" was first used with reference to secreting. Starling derived the word from the Greek hormone, meaning "to excite or set in motion". The term "endocrine" was introduced shortly thereafter.
"Endocrine" is used to refer to glands that secrete products into the bloodstream. The term "endocrine" contrasts with "exocrine (外分泌)", which is applied to glands that secrete their products through ducts (导管) to the site of action. Examples of exocrine glands are the tear glands, the sweat glands, and the pancreas, which secretes pancreatic juice through a duct into the intestine. Exocrine glands are also called duct glands, while endocrine glands are called ductless glands.
The author's main purpose in this passage is to__________.
A.explain the specific functions
B.provide general information about hormones
C.explain how the term "hormone" evolved
D.report on experiments in endocrinology
2、回答题
An industrial society, especially one as centralized and concentratedas that of Britain, is heavily dependent on certain essential services: forinstance, electricity supply, water, rail and road transport, the harbors. Thearea of dependency has widened to include removing rubbish, hospital andambulance services, and, as the economy develops, central computer andinformation services as well. If any of these services ceases to operate, thewhole economic system is in danger.
It is this economic interdependency of the economic system whichmakes the power of trade unions (工会)such an important issue. Single trade unionshave the ability to cut off many countries' economic blood supply.
This can happen more easily in Britain than in some othercountries, in part because the labor force is highly organized. About 55 percentof British workers belong to unions, compared to under a quarter in the UnitedStates.
For historical reasons, Britain's unions have tended to developalong trade (行业) and occupational lines, rather than on an industry-by-industrybasis, which makes a wages policy, democracy in industry and the improvement ofprocedures for fixing wage levels difficult to achieve.
There are considerable strains and tensions in the trade unionmovement, some of them arising from their outdated and inefficient structure. Someunions have lost many members because of their industrial changes.
Others are involved in arguments about who should represent workersin new trades. Unions for skilled trades are separate from general unions,which means that different levels of wages for certain jobs are often a sourceof bad feelings between unions. In traditional trades which are being pushedout of existence by advancing technologies,unions can fight for their members'disappointing jobs to the point where the jobs of other union members are threatenedor destroyed. The printing of newspapers both in the United States and inBritain has frequently been halted by the efforts of printers to hold on totheir traditional highly-paid jobs.
Trade unions have problems of internal communication just asmanagers in companies do, problems which multiply in very large unions or inthose which bring workers in very different industries together into a single generalunion.Some tradeunion officials have to be re.elected regularly;others are elected,or even appointed,for life.Trade union officials have to workwith a system of“shop stewards”(工厂工人代表)in many unions,“shop stewards”being workers elected by other workers as theirrepresentatives at factory or work level.
Why is the trade union power crucial in Britain
A.Because the economy is very interdependent.
B.Because the unions have been established a long time.
C.Because there are more unions in Britain than elsewhere.
D.Because there are many essential services offered by the unions.
3、点击按钮开始播放听力音频
根据材料回答题:
A) She has trouble getting along with the professor.
B) She knows that the professor has run into trouble.
C) She knows that the professor has been very busy this tenn.
D) She regrets having taken up much of the professor's time.
4、点击播放听力:
根据听到的对话,选出正确答案________。
A. The class thought the demonstration was too comple
B. Too many students showed u
C. The professor didn't show u
D. The professor cancelled i
5、点击播放听力音频:
A.Plan his budget carefully.
B.Give her more information.
C.Ask someone else for advice.
D.Buy a gift for his girlfriend.
填空题
6、It is absolutely unfair that the children in remote and poor areas ___________________________________________________________(被剥夺了受教育的权利).
7、Questions are based on the following passage.
Perhaps like most Americans you have some extra pounds to 47 . You may even have tried a fad diet or two, but found yourself right back where you started. The key to weight loss is regular 48 activity. And surprisingly, you don't have to give up eating or make the gym your second home to see long=term, 49 effects.
Your body needs a certain amount of energy to maintain basic 50 such as breathing, blood circulation and digestion.
The energy required to keep your organs functioning is referred to as the resting or basal metabolic rate.
Any time you are active, 51 energy is required. It is obtained from glycogen and fat stored in the blood, liver, and muscles. The key to losing weight is to draw on the fat rather than on the carbohydrate reserves.
Which of the two energy sources you use depends on the intensity and 52 of your activity. The higher the intensity, the more your body will pull from the stored carbohydrates. The lower the intensity, the more your body will 53 on fat as its fuel.
Aerobic exercise is most 54 for weight loss. When you perform aerobic activities you 55 contract large muscle groups such as your legs and arms. Walking, running, rollerblading, swimming, dancing, and jumping jacks are all forms of aerobic activity.
Surprisingly, if your aerobic activity is low to moderately intense and of long duration, you will burn more fat than if you had 56 in a short burst of high-intensity exercise. In short, a brisk 30-minute walk will burn fat while a 100-yard sprint will burn glycogen.
注意:此部分试题请在答题卡2上作答。
请作答(47)______
8、He speaks English well indeed,but__________________ (当然没有像本国人说的那么流利).
9、根据下列材料请回答题:
If you are a male and you are reading this ,congratulations: you are a survivor .According to statistics .you are more than twice as likely to die of skin cancer than a woman ,and nine times more likely to die of AIDS. Assuming you make it to the end of your natural term, about 78 years for men in Australia, you will die on average five years before a woman.
There are many reasons for this-typically, men take more risks than woman and are more likely to drink and smoke but perhaps more importantly, men don't go to the doctor.
“Men aren't seeing doctors as often as they should, ” says Dr. Gullotta, “This is particularly so for the over-40s,when diseases tend to strike.”
Gullotta says a healthy man should visit the doctor every year or two. For those over 45,it should be at least once a year.
Two months ago Gullotta saw a 50-year-old ma who had delayed doing anything about his smoker's cough for a year.
“When I finally saw him it had already spread and he has since died from lung cancer” he says, “Earlier detection and treatment may not have cured him, but it would have prolonged this life”
According to a recent survey, 95%of women aged between 15 and early 40s see a doctor once a year, compared to 70% of men in the same age group.
“A lot of men think they are invincible (不可战胜的)”Gullotta says “They only come in when a friend drops dead on the golf course and they think” Geez, if it could happen to him.
Then there is the ostrich approach,” some men are scared of what might be there and would rather not know, ” says Dr. Ross Cartmill.
“Most men get their cars serviced more regularly than they service their bodies,” Cartmill says .He believes most diseases that commonly affect men could be addressed by preventive check-ups
Regular check-ups for men would inevitably place strain on the public purse, Cartmill says.” But prevention is cheaper in the long run than having to treat the diseases. Besides, the ultimate cost is far greater: it is called premature death.”
Why does the author congratulate his male readers at the beginning of the passage?
A. They are more likely to survive serious diseases today.
B. Their average life span has been considerably extended.
C. They have lived long enough to read this article.
D. They are sure to enjoy a longer and happier live.
10、With the noise going on outside the classroom,I had great difficulty_______(集中注意力复习功课).
1、根据以下资料,回答题:
Without regular supplies of some hormones our capacity to behave would be seriously impaired; without others we would soon die. Tiny amounts of some hormones can modify our moods and our actions, our inclination to eat or drink, our aggressiveness or submissiveness ( 顺从), and our reproductive and parental behavior. And hormones do more than influence adult behavior; early in life they help to determine the development of bodily form and may even determine an individual's behavioral capacities. Later in life the changing outputs of some endocrine ( 内分泌) glands (腺体) and the body's changing sensitivity to some hormones are essential aspects of the phenomena of aging.
Communication within the body and the consequent integration of behavior were considered the exclusive province of the nervous system up to the beginning of the present century. The emergence of endocrinology (内分泌学) as a separate discipline can probably be traced to the experiments of Bayliss and Starling on the hormones
secreting. This substance is secreted from cells in the intestinal ( 肠的 ) walls when food enters the stomach; it travels through the bloodstream and stimulates the pancreas ( 胰 ) to liberate pancreatic juice, which aids in digestion. By showing that special cells secret chemical agents that are conveyed by the bloodstream and regulate distant target organs or tissues, Bayliss and Starling demonstrated that chemical integration can occur without participation of the nervous system.
The term "hormone" was first used with reference to secreting. Starling derived the word from the Greek hormone, meaning "to excite or set in motion". The term "endocrine" was introduced shortly thereafter.
"Endocrine" is used to refer to glands that secrete products into the bloodstream. The term "endocrine" contrasts with "exocrine (外分泌)", which is applied to glands that secrete their products through ducts (导管) to the site of action. Examples of exocrine glands are the tear glands, the sweat glands, and the pancreas, which secretes pancreatic juice through a duct into the intestine. Exocrine glands are also called duct glands, while endocrine glands are called ductless glands.
The author's main purpose in this passage is to__________.
A.explain the specific functions
B.provide general information about hormones
C.explain how the term "hormone" evolved
D.report on experiments in endocrinology
2、回答题
An industrial society, especially one as centralized and concentratedas that of Britain, is heavily dependent on certain essential services: forinstance, electricity supply, water, rail and road transport, the harbors. Thearea of dependency has widened to include removing rubbish, hospital andambulance services, and, as the economy develops, central computer andinformation services as well. If any of these services ceases to operate, thewhole economic system is in danger.
It is this economic interdependency of the economic system whichmakes the power of trade unions (工会)such an important issue. Single trade unionshave the ability to cut off many countries' economic blood supply.
This can happen more easily in Britain than in some othercountries, in part because the labor force is highly organized. About 55 percentof British workers belong to unions, compared to under a quarter in the UnitedStates.
For historical reasons, Britain's unions have tended to developalong trade (行业) and occupational lines, rather than on an industry-by-industrybasis, which makes a wages policy, democracy in industry and the improvement ofprocedures for fixing wage levels difficult to achieve.
There are considerable strains and tensions in the trade unionmovement, some of them arising from their outdated and inefficient structure. Someunions have lost many members because of their industrial changes.
Others are involved in arguments about who should represent workersin new trades. Unions for skilled trades are separate from general unions,which means that different levels of wages for certain jobs are often a sourceof bad feelings between unions. In traditional trades which are being pushedout of existence by advancing technologies,unions can fight for their members'disappointing jobs to the point where the jobs of other union members are threatenedor destroyed. The printing of newspapers both in the United States and inBritain has frequently been halted by the efforts of printers to hold on totheir traditional highly-paid jobs.
Trade unions have problems of internal communication just asmanagers in companies do, problems which multiply in very large unions or inthose which bring workers in very different industries together into a single generalunion.Some tradeunion officials have to be re.elected regularly;others are elected,or even appointed,for life.Trade union officials have to workwith a system of“shop stewards”(工厂工人代表)in many unions,“shop stewards”being workers elected by other workers as theirrepresentatives at factory or work level.
Why is the trade union power crucial in Britain
A.Because the economy is very interdependent.
B.Because the unions have been established a long time.
C.Because there are more unions in Britain than elsewhere.
D.Because there are many essential services offered by the unions.
3、点击按钮开始播放听力音频
点击播放
根据材料回答题:
A) She has trouble getting along with the professor.
B) She knows that the professor has run into trouble.
C) She knows that the professor has been very busy this tenn.
D) She regrets having taken up much of the professor's time.
4、点击播放听力:
点击播放
根据听到的对话,选出正确答案________。
A. The class thought the demonstration was too comple
B. Too many students showed u
C. The professor didn't show u
D. The professor cancelled i
5、点击播放听力音频:
点击播放
A.Plan his budget carefully.
B.Give her more information.
C.Ask someone else for advice.
D.Buy a gift for his girlfriend.
填空题
6、It is absolutely unfair that the children in remote and poor areas ___________________________________________________________(被剥夺了受教育的权利).
7、Questions are based on the following passage.
Perhaps like most Americans you have some extra pounds to 47 . You may even have tried a fad diet or two, but found yourself right back where you started. The key to weight loss is regular 48 activity. And surprisingly, you don't have to give up eating or make the gym your second home to see long=term, 49 effects.
Your body needs a certain amount of energy to maintain basic 50 such as breathing, blood circulation and digestion.
The energy required to keep your organs functioning is referred to as the resting or basal metabolic rate.
Any time you are active, 51 energy is required. It is obtained from glycogen and fat stored in the blood, liver, and muscles. The key to losing weight is to draw on the fat rather than on the carbohydrate reserves.
Which of the two energy sources you use depends on the intensity and 52 of your activity. The higher the intensity, the more your body will pull from the stored carbohydrates. The lower the intensity, the more your body will 53 on fat as its fuel.
Aerobic exercise is most 54 for weight loss. When you perform aerobic activities you 55 contract large muscle groups such as your legs and arms. Walking, running, rollerblading, swimming, dancing, and jumping jacks are all forms of aerobic activity.
Surprisingly, if your aerobic activity is low to moderately intense and of long duration, you will burn more fat than if you had 56 in a short burst of high-intensity exercise. In short, a brisk 30-minute walk will burn fat while a 100-yard sprint will burn glycogen.
注意:此部分试题请在答题卡2上作答。
请作答(47)______
8、He speaks English well indeed,but__________________ (当然没有像本国人说的那么流利).
9、根据下列材料请回答题:
If you are a male and you are reading this ,congratulations: you are a survivor .According to statistics .you are more than twice as likely to die of skin cancer than a woman ,and nine times more likely to die of AIDS. Assuming you make it to the end of your natural term, about 78 years for men in Australia, you will die on average five years before a woman.
There are many reasons for this-typically, men take more risks than woman and are more likely to drink and smoke but perhaps more importantly, men don't go to the doctor.
“Men aren't seeing doctors as often as they should, ” says Dr. Gullotta, “This is particularly so for the over-40s,when diseases tend to strike.”
Gullotta says a healthy man should visit the doctor every year or two. For those over 45,it should be at least once a year.
Two months ago Gullotta saw a 50-year-old ma who had delayed doing anything about his smoker's cough for a year.
“When I finally saw him it had already spread and he has since died from lung cancer” he says, “Earlier detection and treatment may not have cured him, but it would have prolonged this life”
According to a recent survey, 95%of women aged between 15 and early 40s see a doctor once a year, compared to 70% of men in the same age group.
“A lot of men think they are invincible (不可战胜的)”Gullotta says “They only come in when a friend drops dead on the golf course and they think” Geez, if it could happen to him.
Then there is the ostrich approach,” some men are scared of what might be there and would rather not know, ” says Dr. Ross Cartmill.
“Most men get their cars serviced more regularly than they service their bodies,” Cartmill says .He believes most diseases that commonly affect men could be addressed by preventive check-ups
Regular check-ups for men would inevitably place strain on the public purse, Cartmill says.” But prevention is cheaper in the long run than having to treat the diseases. Besides, the ultimate cost is far greater: it is called premature death.”
Why does the author congratulate his male readers at the beginning of the passage?
A. They are more likely to survive serious diseases today.
B. Their average life span has been considerably extended.
C. They have lived long enough to read this article.
D. They are sure to enjoy a longer and happier live.
10、With the noise going on outside the classroom,I had great difficulty_______(集中注意力复习功课).
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