1.She remains confident and ______ untroubled by our present problems.

　　A) indefinitely

　　B) infinitely

　　C) optimistically

　　D) seemingly

　　2.Fiber-optic cables can carry hundreds of telephone conversations ______.

　　A) simultaneously

　　B) spontaneously

　　C) homogeneously

　　D) contemporarily

　　3.The police were alerted that the escaped criminal might be in the ______.

　　A) vain

　　B) vicinity

　　C) court

　　D) jail

　　4.Whether you live to eat or eat to live, food is a major ______ in every family's budget.

　　A) nutrition

　　B) expenditure

　　C) routine

　　D) provision

　　5.Now a paper in Science argues that organic chemicals in the rock come mostly from ______ on earth rather than bacteria on Mars.

　　A) configuration

　　B) constitution

　　C) condemnation

　　D) contamination

　　6.There is much I enjoy about the changing seasons, but my favorite time is the ______ from fall to winter.

　　A) transmission

　　B) transformation

　　C) transition

　　D) transfer

　　7.I think we need to see an investment ______ before we make an expensive mistake.

　　A) guide

　　B) entrepreneur

　　C) consultant

　　D) assessor

　　8.The ______ on this apartment expires in a year's time.

　　A) treaty

　　B) lease

　　C) engagement

　　D) subsidy

　　9.The elderly Russians find it hard to live on their state ______.

　　A) pensions

　　B) earnings

　　C) salaries

　　D) donations

　　10.There is supposed to be a safety ______ which makes it impossible for trains to collide.

　　A) appliance

　　B) accessory

　　C) machine

　　D) mechanism

　　11.After four years in the same job his enthusiasm finally ______.

　　A) deteriorated

　　B) dispersed

　　C) dissipated

　　D) drained

　　12.No one can function properly if they are _______ of adequate sleep.

　　A) deprived

　　B) ripped

　　C) stripped

　　D) contrived

　　13.For years now, the people of that faraway country have been cruelly ______ by a dictator.

　　A) depressed

　　B) immersed

　　C) oppressed

　　D) cursed

　　14.Ever since the rise of industrialism, education has been ______ towards producing workers.

　　A) harnessed

　　B) hatched

　　C) motivated

　　D) geared

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