【单选题】
The new law passed in Rome will ________.___
A. help improve fishing environment
B. stop people from catching goldfish
C. guarantee better conditions for goldfish
D. discourage keeping goldfish at home
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相关试题
【单选题】
People in Rome believe that the civilization of a city can be judged by _________.___
A. awareness of animal protection
B. exchanges with other cities
C. protection of ancient ruins
D. recognition of animal lovers
【单选题】
The underlined word "compassion" in Para 2 is the closest in meaning to __________.___
A. support
B. pity
C. help
D. love
【单选题】
People may break the law in Turin if they ________.___
A. keep their dogs or cats in cars
B. shut their dogs home all day long
C. raise their cats near ancient ruins
D. feed homeless animals in car parks
【单选题】
We can infer from the passage that _________.___
A. the owners can leave their dogs in hot cars
B. the cat only lives in modern life
C. the new law can prevent cruelty to animals
D. the new law gives recognition to the
people who feed homeless cat
【单选题】
If a person finds getting up early a problem, most probably ________.___
A. he is a lazy person
B. he refuses to follow his own energy cycle
C. he is not sure when his energy is low
D. he is at his peak in the afternoon or evening
【单选题】
Which of the following may lead to family quarrels according to the passage?___
A. Unawareness of energy cycles.
B. Familiar monologues.
C. A change in a family member's energy cycle.
D. Attempts to control the energy cycle of other family members.
【单选题】
If one wants to work efficiently at his low point in the morning, he should __________.___
A. change his energy cycle
B. overcome his laziness
C. get up earlier than usual
D. go to bed earlier
【单选题】
You are advised to rise with a yawn and stretch because it will __________.___
A. help to keep your energy for the day's work
B. help you to control your temper early in the day
C. enable you to concentrate on your routine work
D. keep your energy cycle under control all day
【单选题】
Which of the following statements is NOT true?___
A. Getting off to work with a minimum effort helps save one's energy.
B. Dr. Kletman explains why people reach their peaks at different hours of day.
C. Habit helps a person adapt to his own energy cycle.
D. Children have energy cycles, too.
【单选题】
An effective way to prevent the burnout of young athletes is __________.___
A. to increase their sense of success
B. to make sports less competitive
C. to reduce their mental stress
D. to make sports more challenging
【单选题】
According to the passage sport is positive for young people in that __________.___
A. it can help them learn more about society
B. it enables them to find flaws in themselves
C. it teaches them how to set realistic goals for themselves
D. it can provide them with valuable experiences
【单选题】
Many coaches and parents are in the habit of criticizing young athletes __________.___
A. without realizing criticism may destroy their self-confidence
B. in order to make them remember life's lessons
C. believing that criticism is beneficial for their early development
D. so as to put more pressure on them
【单选题】
According to the passage parents and coaches should __________.___
A. help children to win every game
B. pay more attention to letting children enjoy sports
C. train children to cope with stress
D. enable children to understand the positive aspect of sports
【单选题】
The author's purpose in writing the passage is _________.___
A. to persuade young children not to worry about criticism
B. to stress the importance of positive reinforcement to children
C. to discuss the skill of combining criticism with encouragement
D. to teach young athletes how to avoid burnout
【单选题】
As pointed out at the beginning of the passage, people used to think that air pollution _______.___
A. cause widespread damage in the countryside
B. affected the entire eastern half of the United States
C. had damaged effect on health
D. existed merely in urban and industries areas
【单选题】
As to the greenhouse effect, the author ________.___
A. share the same view with the scientist
B. is uncertain of its occurrence
C. rejects it as being ungrounded
D. thinks that it will destroy the world soon
【单选题】
The underlined word "offset" in the second paragraph could be replaced by _________.___
A. slip into
B. make up for
C. set up
D. catch up with
【单选题】
It can be concluded that ____________.___
A. raising the world's temperature only a few degrees would not do much harm to life on earth
B. lowering the world's temperature merely a few degrees would lead major farming areas to disaster
C. almost no temperature variations have occurred over the past decade
D. the world's temperature will remain constant in the years to come
【单选题】
This passage is primarily about __________.___
A. the greenhouse effect
B. the burning of fossil fuels
C. the potential effect of air pollution
D. the likelihood of a new ice age
【单选题】
What is the major function of paragraph 1?___
A. To arouse the reader's concern.
B. To introduce the theme of the whole passage.
C. To summarize the whole passage.
D. To state the primary uses of TV.
【单选题】
Television, as a source of entertainment, is ________.___
A. not very convenient
B. very expensive
C. quite dangerous
D. relatively cheap
【单选题】
Why are some people against TV?___
A. Because TV programs are not interesting.
B. Because TV viewers are totally passive.
C. Because TV prices are very high.
D. Because TV has both advantages and disadvantages.
【单选题】
One of the most obvious advantages of TV is that _________.___
A. it keeps us informed
B. it is very cheap
C. it enables us to have a rest
D. it controls our lives
【单选题】
According to the passage, whether TV is good or not depends on ___________.___
A. its quality
B. people's attitude towards it
C. how we use it
D. when we use it
【单选题】
What regulation was issued by New York State concerning beverage containers?___
A. A fee should be charged on used containers for recycling.
B. Throwaways should be collected by the state for recycling.
C. Consumers had to pay for beverage containers and could get their money back on returning them.
D. Beverage companies should be responsible for collecting and reusing discarded plastic soda bottles.
【单选题】
The returned plastic bottles in New York used to _____________.___
A. be turned into raw materials
B. be separated from other rubbish
C. have a second-life value
D. end up somewhere underground
【单选题】
The key problem in dealing with returned plastic beverage containers is ______________.___
A. how to reduce their recycling costs
B. to sell them at a profitable price
C. how to turn them into useful things
D. to lower the prices for used materials
【单选题】
Recycling has become the first choice for the disposal of rubbish because ______________.___
A. recycling causes little pollution
B. other methods are more expensive
C. recycling has great appeal for the jobless
D. local governments find it easy to manage
【单选题】
It can be concluded from the passage that ____________.___
A. recycling is to be recommended both economically and environmentally
B. local governments in the U.S. can expect big profits from recycling
C. rubbish is a potential remedy for the shortage of raw materials
D. landfills will still be widely used for waste disposal
【单选题】
The author chose to study engineering at a small liberal-arts university because he ________.___
A. intended to be a sensible student with noble ideals
B. wanted to be an example of practicality and rationality
C. intended to be a combination of engineer and humanist
D. wanted to coordinate engineering with liberal-arts courses in college
【单选题】
According to the author, by interacting with people who study liberal arts, engineering students can __________.___
A. broaden their horizons
B. receive guidance in their careers
C. become noble idealists
D. balance engineering and the liberal arts
【单选题】
In the eyes of the author, a successful engineering student is expected ______________.___
A. to be imaginative with a value system to guide him
B. to be a technical genius with a wide vision
C. to have an excellent academic record
D. to be wise and mature
【单选题】
The author's experience shows that he was ________.___
A. creative
B. ambitious
C. irrational
D. unrealistic
【单选题】
The underlined word "they" in "... together they threaten to confuse." (Para.5) refers to ____________.___
A. practicality and rationality
B. engineering and the liberal arts
C. reality and noble ideals
D. flexibility and a value system
【单选题】
It can be learned from the passage that the Ouchidas' house __________.___
A. failed to meet energy conservation standards
B. was designed and constructed in a scientific way
C. is well worth the money spent on its construction
D. is almost faultless from the point of energy conservation
【单选题】
What made the Ouchidas' new house a horrible dream?___
A. Lack of fresh air.
B. Gas leakage in the kitchen.
C. The newly painted walls.
D. Poor quality of building materials.
【单选题】
The underlined word "accentuate" (Para. 3) most probably means "________".___
A. worsen
B. accelerate
C. relieve
D. improve
【单选题】
Why were cracks in old houses not a big concern?___
A. Because environmental protection was given top priority.
B. Because indoor cleanness was not emphasized.
C. Because they were technically unavoidable.
D. Because energy used to be inexpensive.
【单选题】
This passage is most probably taken from an article entitled "_________".___
A. Energy Conservation
B. Air Pollution Indoors
C. House Building Crisis
D. Traps in Building Construction
【单选题】
We need to plan ahead in order to ___________.___
A. keep a record of all the events
B. better organize our activities
C. store everything in our head
D. pile up little tasks neatly
推荐试题
【单选题】
肽生长激素可通过靶细胞生成某种物质间接促进生长发育,该物质是___
A. 转化生长因子
B. 表皮生长因子
C. 胰岛素样生长因子
D. 成纤维细胞生长因子
E. 神经营养因子
【单选题】
下列关于生长激素生理作用的叙述,错误的是___
A. 促进长骨生长
B. 增大内脏器官
C. 促进脑的发育
D. 促进肌肉的生长
E. 参与机体的应激反应
【单选题】
生长激素分泌过多的患者可出现___
A. 尿氮含量增加
B. 血糖升高甚至出现尿糖
C. 血中脂肪酸含 量降低
D. 血中氨基酸含量降低
E. 抑制 DNA、RNA合成
【单选题】
下列各项中,对GH分泌刺激作用最强的是___
A. 血中氨基酸增多
B. 血中脂肪酸增多
C. 睡眠
D. 运动
E. 低血糖
【单选题】
在射乳反射中,除缩宫素外,下列哪种激素的分泌也增加___
A. GnRH
B. PRL
C. LH
D. FSH
E. GH
【单选题】
下列关于缩宫素的叙述,哪项是错误的___
A. 由下丘脑合成甲
B. 由神经垂体释放
C. 促进妊娠子宫收缩
D. 促进妊娠乳腺生长发育
E. 促进哺乳期乳腺排乳
【单选题】
褪黑素对下列哪种内分泌腺的功能活动有明显的抑制作用___
A. 甲状腺
B. 肾上腺
C. 腺垂体
D. 性腺
E. 胰岛
【单选题】
下列哪种激素是通过基因调节机制而发挥生物学效应的___
A. 肾上腺素
B. 心房钠尿肽
C. 缩胆囊素
D. 甲状腺激素
E. 促肾上腺皮质激素
【单选题】
下列哪种激素合成后储存于细胞外,而且储量最大___
A. 肾上腺素
B. 甲状腺激素
C. 胰岛素
D. 皮质醇
E. 生长激素
【单选题】
血液中的上向甲状腺滤泡细胞内转运的方式是___
A. 单纯扩散
B. 载体易化扩散
C. 继发性主动转运
D. 原发性主动转运
E. 入胞
【单选题】
下列哪种酶在TSH促进甲状腺激素合成的过程中起关键性作用___
A. 脱碘酶
B. 蛋白水解酶
C. 甲状腺过氧化物酶
D. 腺苷酸环化酶
E. 磷脂酶
【单选题】
丙硫氧嘧啶用于治疗甲状腺功能亢进的作用环节是___
A. 抑制甲状腺过氧化物酶活性
B. 抑制肠黏膜吸收碘
C. 抑制甲状腺滤泡细胞的碘捕获
D. 抑制甲状腺激素的释放
E. 促进甲状腺激素的灭活
【单选题】
下列关于甲状腺激素生物学作用的叙述,错误的是___
A. 提高绝大多数组织的基础代谢率
B. 加强心肌收缩力
C. 提高神经系统的兴奋性
D. 促进骨骼和脑生长发育
E. 减少蛋白质合成
【单选题】
下列关于甲状腺激素对物质代谢影响的叙述,正确的是___
A. 正常情况下,加强蛋白质分解
B. 分泌过多时,使组织间隙中黏蛋白增多
C. 抑制组织利用糖,使血糖浓度升高
D. 促进胆固醇合成,更加速其清除
E. 抑制肠粘膜吸收葡萄糖
【单选题】
甲状腺功能亢进患者血中,下列哪-种物质的浓度降低___
A. 氨基酸
B. 葡萄糖
C. 尿酸
D. 血钙
E. 胆固醇
【单选题】
影响神经系统发育最重要的激素是___
A. 生长素
B. 甲状腺激素
C. 皮质醇
D. 肾上腺素
E. 胰岛素
【单选题】
寒冷刺激可引起下丘脑促垂体区释放___
A. CRH
B. TRH
C. GnRH
D. GHIH
E. GHRH
【单选题】
正常成年人,调节血钙平衡最重要的激素是___
A. 皮质醇
B. 肾上腺素
C. 生长激素
D. 甲状腺激素
E. 甲状旁腺激素
【单选题】
下列属于甲状旁腺激素作用的是___
A. 抑制活性维生素D3的合成
B. 抑制肾小管磷的重吸收
C. 抑制肾小管钙的重吸
D. 抑制肠道钙吸收
E. 抑制破骨细胞的活性
【单选题】
甲状腺滤泡旁细胞(又称C细胞)分泌的降钙素的作用是___
A. 促进细胞内的氧化作用
B. 维持糖、蛋白质和脂肪正常的代谢
C. 促进机体的正常生长发育
D. 抑制溶骨反应
E. 保持机体各系统、器官的生理功能
【单选题】
25-羟维生素D3转变为1,25-二羟维生素D3在下列哪个器官___
A. 肝
B. 皮肤
C. 肠
D. 骨
E. 肾
【单选题】
转导胰岛素对靶细胞生物学作用的共同信号蛋白是___
A. IRS
B. GLUT
C. PI-3K
D. CaM
E. C肽
【单选题】
下列哪种激素是蛋白质合成与贮存所不可缺少的___
A. 胰高血糖素
B. 胰多肽
C. 胰岛素
D. 生长抑素
E. 氢化可的松
【单选题】
下列有关胰岛素的叙述,错误的是___
A. 促进糖的储存和利用
B. 促进葡萄糖转变为脂肪
C. 抑胃肽对胰岛素的分泌有调节作用
D. 促进脂肪和蛋白质的分解和利用
E. 与生长激素有协同效应
【单选题】
调节胰岛素分泌最重要的刺激因素是___
A. 血中氨基酸水平
B. 血糖水平
C. 血中脂肪酸水平
D. 乙酸胆碱
E. 胰高血糖素
【单选题】
通过旁分泌的方式抑制胰岛素分泌的激素是___
A. 抑胃肽
B. 肾上腺素
C. 生长抑素
D. 胰高血糖素
E. 皮质醇
【单选题】
胰高血糖素调节糖代谢的主要靶器官或靶组织是___
A. 肝
B. 肾
C. 骨骼肌
D. 脑组织
E. 心
【单选题】
下列哪种激素与水、钠代谢无关___
A. 氢化可的松
B. 醛固酮
C. 雌激素
D. 胰高血糖素
E. 抗利尿激素
【单选题】
调节胰高血糖素分泌最重要的因素是___
A. 血糖浓度
B. 血中氨基酸浓度
C. 胰岛素分泌量
D. 生长抑素分泌量
E. 生长激素分泌量
【单选题】
下列关于糖皮质激素作用的叙述错误的是___
A. 减弱机体对有害刺激的耐受
B. 促进蛋白质分解,抑制其合成
C. 分泌过多时可引起脂肪重新分布
D. 对保持血管对儿茶酚胺的正常反应有重要作用
E. 有一定的保钠排钾作用
【单选题】
糖皮质激素的作用有___
A. 促进肝组织蛋白质分解和葡萄糖的利用
B. 抑制肝内糖异生
C. 抑制脂肪分解
D. 使血糖降低
E. 使外周血液中红细胞、血小板和中性粒细胞增加,嗜酸性粒细胞和淋巴细胞减少
【单选题】
糖皮质激素升高血糖的机制是___
A. 减少糖异生
B. 抑制肝外组织的葡萄糖利用
C. 促进糖类转变为脂肪
D. 促进脂酸合成
E. 促进葡萄糖氧化
【单选题】
肾上腺皮质功能低下时出现的变化是___
A. 血容量减少
B. 血压升高
C. 血浆Na+浓度升高
D. 血浆K+浓度降低
E. 血容量增多
【单选题】
机体受到刺激而发生应激反应的系统是___
A. 下丘脑-腺垂体~肾上腺皮质系统
B. 下丘脑-神经垂体系统
C. 交感-肾上腺髓质系统
D. 迷走-胰岛素系统
E. 下丘脑-腺垂体-甲状腺系统
【单选题】
机体在发生应激反应时,血中浓度明显升高并起关键作用的激素是___
A. GHRH、GH
B. TSH、T3、T4
C. ACTH、 GC
D. 3 FSH、LH
E. ADH、OT
【单选题】
保钠排钾作用最强的肾上腺皮质激素是___
A. 皮质醇
B. 可的松
C. 皮质酮
D. 脱氧皮质酮
E. 醛固酮
【单选题】
下列有关醛固酮的叙话, 哪项是正确的___
A. 由肾上腺皮质束状带分泌的一种激素
B. 分泌调节的主要因素是AcTH
C. 肾素-血管紧张素系统对其分泌调节的作用极微
D. 血浆中Na+和K+浓度变化对其分泌的调节无作用
E. 作用是促进远曲 小管和集合管对Na+的主动重吸收,同时促进
【单选题】
引起醛固酮分泌的因素有___
A. 细胞外液渗透压升高
B. 严重失血后
C. 垂体功能低下
D. 垂体功能亢进
E. 血钾降低
【单选题】
关于ACTH分泌的调节,错误的是___
A. 受下丘脑促肾上腺皮质激素释放激素的调节
B. 受肾上腺皮质分泌糖皮质激素的反馈调节
C. 受醛固酮的反馈调节
D. 受下丘脑-垂体-肾上腺皮质轴调节
E. 有与光照无关的日周期变化
【单选题】
以IP3和 DG作为第二信使的激素是___
A. 肾上腺素
B. 醛固酮
C. 促肾上腺皮质激素
D. 甲状腺激素
E. 胰岛素