The sudden reduction of pressure occurring within the crankcase of a refrigeration compressor during starting causes the （）.

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  A . capacitor in series with the load B . inductor in series with the load C . capacitor and inductor in series with the load D . resistor in series with the load

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• A magnetic strainer is used in the diesel engine reduction gear oil system to remove small particles of（）.

  A . water B . babbitt C . iron or steel D . acid

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• Pitting in the area close to the pitch line and on the same end of each gear tooth of a reduction gear unit would be caused by （）

  A . corrosion on the gears B . excessive gear speed C . dirt in the oil D . misalignment of the gear

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• Sudden starts or stops of the boom is likely to cause all of the following except（）.

  A . breaking a cargo runner B . parting guys topping lifts C . carrying away a block D . overheating the resistors and eventually burning out

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• If the cause of a sudden severe list is negative initial stability，counterflooding into empty tanks may（）.

  A . increase the righting moment B . cause an increase in the righting arm C . bring the vessel to an upright equilibrium position D . cause the vessel to flop to a greater angle

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• Damage caused by lighting，a storm，or a sudden gust of wind may be within the exception of （）.

  A . act of God B . the Queen's enemies C . inherent vice in the goods D . the negligence of the owner of the good

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• According to the Robinson Graph, suddenly astern maneuvering of main engine during navigating will cause（）

  A . rapid reduction of ship’s friction force B . shaft system over mechanical load C . sharp growth of the torque of diesel engine D . propeller torque change along J=0 curve

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• The SMS should provide for specific measures aimed at promoting the（）of equipment or systems the sudden operational failure of which may result in hazardous situations.

  A . visibility B . ability C . reliability D . capability

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• Proper operation of the main engine reduction gear set requires the operation to monitor （）

  A . the sump oil level B . oil flow sight glasses C . bearing temperatures D . all of the above

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• Wear occurring at the tips of the reduction gear teeth is usually the result of （）.

  A . surface fatigue B . fretting corrosion C . heavy overloading D . gear misalignment

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• A sudden decrease in the diesel engine lube oil viscosity could be an indication of（）

  A . loss of additives from the lube oil B . carbon deposits in the lube oil C . excessive centrifuging D . excessive fuel dilutio

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• Which of the listed items will stop a motor due to a reduction in voltage and restart it when the voltage is restored to normal?（）

  A . Low voltage protection circuit B . Non-renewable link fuse C . Renewable link fuse D . Low voltage release circuit

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• Although recent years have seen substantial reductions in noxious pollutants from individual motor vehicles, the number of such vehicles（）.

  A . have been steadily increasing B . has been steadily increased C . has been steadily increasing D . have been steadily increased

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• Thus, congressional cuts to aid in the name of deficit reduction are an easy vote, but ______.

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• 12. We were deeply shocked and saddened when we the sudden death of our newlyretired professor.

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• The process of providing for a loan to be paid off by making regular principal reductions is called _________ the loan.

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• The local business was not much________by the sudden outbreak of the epidemic.

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• In a sudden ______ of anger，the man tore up ？

  <span style="color:464646">In a sudden ______ of anger<span style="font-size:13px;color:464646">，</span></span><span style="font-size:13px;color:464646">the man tore up everything within reach.</span> <span style="font-size:13px;color:464646">A) attack</span><span style="font-size:13px;color:464646">B) burst</span><span style="font-size:13px;color:464646">C) split</span><span style="font-size:13px;color:464646">D)</span>

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• What is the main reason of the reduction of the grizzly bears' number？

  A．Lacking food. B．Forest deceasing. C．The coyote existing. D．Not clear yet.

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• There was a terrible noise______ the sudden burst of light.

  A．followed B．following C．to be followed D．being followed

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• It can be inferred from the third paragraph that the author's attitude toward the reduction of the international payments deficit seems

  A．bitter-sweet. B．optimistic. C．sympathetic. D．depressing.

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• There must have been someone who had informed the owner of the bathing center of the sudden crack-down or he______able to escape the sweep.

  A．wouldn"t be B．wouldn"t have been C．might have been D．needn"t have been

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• Suddenly, one of the children kicked a ball very hard and it went towards a passing bat. ()

  A.球重重地打在他身上使他若点几落入水中。 B上星期日天气很暖和,于是我和往常一样,又去河边坐着。 C.我喜欢在天气晴朗的下午到河边坐坐。 D.突然,—个孩子狠狠地跽了一脚球,球便向着一只划过末的小船飞去。

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• The sudden vowel shift in the history of English helped to shape__ English（）

  A．Old B．Middle C．Early Modern D．Late Modern

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