One of the main purposes of refractories in a boiler furnace is to（）

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• Which best describes the main purpose of Service Update Management Assistant （SUMA）？（）  

  A . Schedules the install AIX APARs and updates B . Automatically installs AIX APARs and updates via the HMc C . Schedules and automates the download of AIX APARS and updates D . Automatically queries existing machines and alerts when APARS and updates are available

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• The main purpose of inspection for a running diesel engine is（）

  A . testing for the mechanical load and the thermal load B . inspecting thermal and mechanical condition of the engine C . inspecting each system and exhaust temperature D . testing for compress pressure and explosion pressure

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• What is the main purpose of dunnage（）.

  A . To act as ballast for light vessels B . To provide ventilation and drainage for cargo C . To secure the tarpaulins in place D . To support weakened bulkhead

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• One advantage of the all-purpose nozzle is that it（）.

  A . can fit any size hose B . converts a stream of water into a fog C . increases the amount of water reaching the fire D . can spray two streams of water at the same time

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• The main purpose of the piston oil scraper rings is to （）.

  A . seal the space between the piston and the liner B . reduce the amount of lube oil burned in the combustion chamber C . transmit heat from the piston to the cylinder liner D . damp out fluctuations of the piston side thrust

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• The main purpose of changing main engine to electronic controlled is not to（）

  A . control fuel injection time more precisely B . control fuel injection rate more precisely C . meet the environmental requirements D . meet high engine speed requirement

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• Which best describes the main purpose of Service Update Management Assistant (SUMA)?（）

  A . Schedules the install AIX APARs and updates B . Automatically installs AIX APARs and updates via the HMC C . Schedules and automates the download of AIX APARS and updates D . Automatically queries existing machines and alerts when APARS and updates are available

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• The main purpose of starting the diesel engine on air briefly is（）

  A . to inspect if the cylinder has the water leakage B . to expel out the residual water/gas/oil from the cylinder C . to check if fuel supply is normal D . A and B

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• even though one paragraph is quite short, it still can reflect the meaning of the purpose of the article.

  A.对 B.错

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• Which of the following is NOT one of the purposes of using nonverbal communication?

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• What could be the reasonable purpose of one's visit?

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• Which one of the following items is NOT a main purpose of an analogy?

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• What is one of the purposes of pets in the United States?

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• 2.What’s the main purpose of the BCC field?

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• What is the main purpose of Ms. Forsyth's email？

  A．To attempt to sell a second-hand vehicle B．To place an order for a vehicle part C．To describe the kind of car she is looking for D．To request a mechanical service

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• What’s the main purpose of the passage？

  A．To inform. people the severity of the millennium bug. B．To accuse some comes for being inactive. C．To advise people to abandon the computers. D．To tell the readers the way to solve the millennium bug problem.

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• The main purpose of the passage is

  A. to describe how American children spend their summer. B. to explain the needs of the modern working families. C. to discuss the problems of the current school calendar. D. to persuade parents to stay at home to look after their kids.

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• The main purpose of the passage is to ________（）

  A．explain why couples grow alike B．tell how couples like each other C．discuss the function of marriage D．describe the life of happily-married couples

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• What is the main purpose of the lecture？

  A．To point out similarities in Emerson"s essays and poems B．To prepare the students to read an essay by Emerson C．To compare Emerson"s concept of universal truth to that of other authors D．To show the influence of early United States society on Emerson"s writing 此题为多项选择题。

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• What is the main purpose of this letter？

  A．To explain a new recycling policy B．To warn about inappropriate waste disposal C．To inform. about a schedule revision D．To promote a new garbage collection service

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• What is the main purpose of writing the first memo？

  A．Reminding the company employees of how to send and receive mails B．Criticizing the company employees for some bad habits C．Informing the company employees of an important announcement from the post office D．Giving thanks to all the company employees

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• What is the main purpose of this email？

  A．To make a customer service complaint B．To congratulate on winning an award C．To request a special service D．To express gratitude to a company

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• What is the main purpose of the passage？

  A．To outline contrasting types of economic system. B．To explain the science of economic systems. C．To argue for the superiority of one economic system. D．To compare barter and money-exchange markets.

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• The central bank takes part in repurchase agreement market mainly for the purpose of（）

  A．Monetary policy operation B．liquidity maintenance C．Acquisition of benefits D．Raising ong-term available funds

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