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单选题
Which of the following best expresses the purpose of this passage?
A
To explain how a loophole in the Clean Air Act allows power plants to avoid compliance with emissions restrictions
B
To raise awareness of the problems caused by sulfur dioxide emissions from coal-burning power plants
C
To argue against a specific implementation of the Clean Air Act that relates to greenhouse gas emissions
D
To argue that companies should not exploit a loophole in the Clean Air Act concerning an atmospheric pollutant
E
To advocate the passage of a new Clean Air Act that places limits on sulfur dioxide emissions
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参考解析
解析：
主旨题。文章首先对于企业针对《清洁空气法案》中的条款实行钻空子的行为进行了介绍，然后对这一行为的害处进行了论证，故本题应选D项。
主旨题。文章首先对于企业针对《清洁空气法案》中的条款实行钻空子的行为进行了介绍，然后对这一行为的害处进行了论证，故本题应选D项。
更多 “单选题Which of the following best expresses the purpose of this passage?A To explain how a loophole in the Clean Air Act allows power plants to avoid compliance with emissions restrictionsB To raise awareness of the problems caused by sulfur dioxide emissions from coal-burning power plantsC To argue against a specific implementation of the Clean Air Act that relates to greenhouse gas emissionsD To argue that companies should not exploit a loophole in the Clean Air Act concerning an atmospheric pollutantE To advocate the passage of a new Clean Air Act that places limits on sulfur dioxide emissions” 相关考题
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According to the author, what should the Administration do about global warming?[A] Offer aid to build cleaner power plants.[B] Raise public awareness of conservation.[C] Press for further scientific research.[D] Take some legislative measures.
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A datacenter has exceeded the load on the central uninterruptible power supply (UPS) for the room and is causing power load problems. Additional power is available, but not using the central UPS. Which of the following is the BEST temporary solution for adding new servers until an upgrade of the central UPS can occur?（）A、Continue plugging into the central UPS, but put the UPS on bypass to avoid load problems.B、Plug the servers directly into the power that is not on the UPS.C、Add stand alone UPSs for new servers not wired off the central UPS.D、Continue plugging into the central UPS because the actual load supported is actually higher than stated
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Which of the following is the BEST reason to label servers within the server room？（）A、 To ensure server documentation is kept up to dateB、 To ensure administrators avoid duplicate server namesC、 To ensure server power requirements are metD、 To ensure the servers can be identified quickly and easily
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A datacenter has exceeded the load on the central uninterruptible power supply （UPS） for the roomand is causing power load problems. Additional power is available， but not using the central UPS. Which of the following is the BEST temporary solution for adding new servers until an upgrade of the central UPS can occur？（）A、 Continue plugging into the central UPS， but put the UPS on bypass to avoid load problems.B、 Plug the servers directly into the power that is not on the UPS.C、 Add stand alone UPSs for new servers not wired off the central UPS.D、 Continue plugging into the central UPS because the actual load supported is actually higher than stated.
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Which of the following best describes Simultaneous Multi-threading （SMT）？（）A、A POWER5 microprocessor feature that allocates two processors to each applicationB、A Workload Manager feature that allows two processing threads to be executing on a single processorC、An AIX v5.2 feature that allows two processing threads to be executing on a single processor concurrentlyD、A POWER5 microprocessor feature that allows two processing threads to be executing on a single processor concurrently
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单选题When fighting an oil or gasoline fire in the bilge，which of the following should NOT be used?（）A
FoamB
Solid stream water nozzleC
All-purpose nozzleD
Carbon dioxide
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单选题According to information given in the passage, which of the following statements presents the most accurate comparison of an average ton of coal from Wyoming with an average ton of coal from the Appalachian range in West Virginia?A
The former is cheaper and has higher sulfur content than the latter.B
The latter is found closer to the surface and contains more sulfur than the former.C
The former can help coal-burning power plants meet limits on sulfur dioxide emissions and costs more than the latter.D
The latter generates more energy per pound of coal than the former.E
The former is found closer to the surface than the latter and helps coal-burnning power plants meet limits on sulfur dioxide emissions.
考题
单选题Which of the sentences below best expresses the essential information in the highlighted sentence in the passage?A
Most moods and actions are not voluntary because they are actually produced by the production of hormones in the body.B
Because the effects of hormones are difficult to measure, scientists remain unsure how far-reaching their effects on moods and actions are.C
When the body is not producing enough hormones, urgent treatment may be necessary to avoid psychological damage.D
The influence of many hormones is not easy to measure, but they can affect both people’s psychology and actions extensively.
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单选题According to the passage, which of the following statements is NOT true?A
The current deal is scheduled to be completed within half a year.B
What Toshiba buys is a nuclear power supplier.C
The purchased corporation is headquartered in Pennsylvania.D
New nuclear plants are likely to be built in India by Toshiba.
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Never Become Furious at Work.B
Learn How to Get Rid of Rage.C
Rage is Inevitable for Us.D
Improve Your Bad Temper.
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单选题Which of the following is the BEST reason to label servers within the server room？（）A
To ensure server documentation is kept up to dateB
To ensure administrators avoid duplicate server namesC
To ensure server power requirements are metD
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单选题On a turbo-charged, medium-speed diesel engine, which of the following problems is an indication of a restricted air intake passage?（）A
Engine is hard to startB
Engine missesC
Surges at governed RPMD
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考题
单选题A datacenter has exceeded the load on the central uninterruptible power supply (UPS) for the room and is causing power load problems. Additional power is available, but not using the central UPS. Which of the following is the BEST temporary solution for adding new servers until an upgrade of the central UPS can occur?（）A
Continue plugging into the central UPS, but put the UPS on bypass to avoid load problems.B
Plug the servers directly into the power that is not on the UPS.C
Add stand alone UPSs for new servers not wired off the central UPS.D
Continue plugging into the central UPS because the actual load supported is actually higher than stated
考题
单选题Which of the following best expresses the main idea of Paragraph 2?A
Because of their characteristics as double organisms, it is difficult to classify lichens.B
Over 15,000 varieties of lichens have been identified.C
Double organisms should always be classified as separate species.D
Taxonomists always find it difficult to classify new species of plants.
考题
单选题Which of the following is the best title for this passage?A
IKK∈: an appealing drug target for losing weight.B
Teach you how to lose weight.C
New researches about losing weight.D
Calories in versus calories out.
考题
单选题What is the purpose of the passage?A
To tell us just to be ourselves in social lifeB
To introduce ways to learn about the worldC
To explain how people communicate with othersD
To encourage us to meet people of different kinds
考题
单选题Which of the following best describes Simultaneous Multi-threading （SMT）？（）A
A POWER5 microprocessor feature that allocates two processors to each applicationB
A Workload Manager feature that allows two processing threads to be executing on a single processorC
An AIX v5.2 feature that allows two processing threads to be executing on a single processor concurrentlyD
A POWER5 microprocessor feature that allows two processing threads to be executing on a single processor concurrently
考题
单选题Which of the following allows a WAP to be installed in a location where there are no power outletsavailable?（）A
Port authenticationB
PoEC
PPTPD
Trunking
考题
单选题Which of the following would be the best title of this passage?A
Justice in SocietyB
PunishmentC
Fair TrialD
Equality
考题
单选题Which of the following best expresses the attitude of the author of Passage 2 toward the find (line 18) ?A
Restrained optimismB
Mild shockC
Warm acceptanceD
Hesitant passionE
Mercurial endurance
考题
单选题Which of the following fails to tell what birds do according to the passage?A
They help plants grow in miraculous ways.B
They clean up the dead bodies of fish and animals.C
They keep the oceans from being polluted and acidic.D
They are likely to attack those irresponsible hunters.
考题
单选题A datacenter has exceeded the load on the central uninterruptible power supply （UPS） for the roomand is causing power load problems. Additional power is available， but not using the central UPS. Which of the following is the BEST temporary solution for adding new servers until an upgrade of the central UPS can occur？（）A
Continue plugging into the central UPS， but put the UPS on bypass to avoid load problems.B
Plug the servers directly into the power that is not on the UPS.C
Add stand alone UPSs for new servers not wired off the central UPS.D
Continue plugging into the central UPS because the actual load supported is actually higher than stated.
考题
单选题Which of the following best describes the tone of the passage?A
Alarmed.B
PessimisticC
Comic.D
Objective.
考题
单选题According to the information given in the passage, sulfur dioxide emissions are linked to all except which of the following phenomena?A
Reduced visibility in the eastern United StatesB
Damage to the ozone holeC
Increased rates of asthmaD
Acid rainE
Damaged forests
考题
单选题Which of the following is the best title for the passage?A
A Solution to Traffic JamsB
An App to Detect PotholesC
Pothole Problems in Big CitiesD
Poor Road Conditions
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