SectionCPassage Directions:Inthissection,youwillhearthreepassages.Attheendofeachpassage,youwillhearthreeorfourquestions.Boththepassageandthequestionswillbespokenonlyonce.Afteryouhearaquestion,youmustchoosethebestanswerfromthefourchoicesmarkedA),B),C)andD).ThenmarkthecorrespondingletteronAnswerSheet1withasinglelinethroughthecentre[音频]
A)Expressingideasandopinionsfreely.
B)Enrichingsocialandintellectuallives.
C)Acquiringinformationandprofessionalknowledge.
D)Usinginformationtounderstandandsolveproblems.
19.Questions19to21arebasedonthepassageyouhavejustheard.
A) Why dogs can be faithful friends of humans.
B) The nature of relationships between dogs.
C) The reason a great many people love dogs.
D) How dogs feel about their bonds with humans.