标准实施后,制定标准的部门应当根据科学技术的发展和经济建设的需要适时进行复审。标准复审周期一般不超过三年。
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SectionCPassage Directions:Inthissection,youwillhearthreepassages.Attheendofeachpassage,youwillhearthreeorfourquestions.Boththepassageandthequestionswillbespokenonlyonce.Afteryouhearaquestion,youmustchoosethebestanswerfromthefourchoicesmarkedA),B),C)andD).ThenmarkthecorrespondingletteronAnswerSheet1withasinglelinethroughthecentre[音频]
A)Expressingideasandopinionsfreely.
B)Enrichingsocialandintellectuallives.
C)Acquiringinformationandprofessionalknowledge.
D)Usinginformationtounderstandandsolveproblems.
17.
A)Travelingtodifferentplacesintheworld.
B)Playinggamesthatchallengeone'smind.
C)Improvingmind-readingstrategies.
D)Readingclassicscientificliterature.
18.
A)Participateindebatesordiscussions.
B)Exposethemselvestodifferentcultures.
C)Discardpersonalbiasesandprejudices.
D)Giveothersfreedomtoexpressthemselves.