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hotlinEs hAvE BEComE Common inChinA、somE rADio BroADCAsting stAtions usE hotlinEs to EnCourAgE thE listEnErs to tAkE pArt in thE tAlk shows. thAt’s A gooD iDEA、yEt, thE FACt is, somE pEoplE Do nothing But BrEAk thE wholE progrAmmE. somE pEoplE know littlE ABout thE topiC unDEr DisCussion. somEtimEs thEy Do not EvEn know whAt thE host (主持人) is tAlking ABout. so thE host hAs to tEll thE CAllEr whAt thE show is ABout. usuAlly thE CAllEr will Ask A FEw quEstions whiCh ExprEss his hopE AnD show his ignorAnCE (无知). thEn thE host hAs to AnswEr AnD ExplAin how silly this is! it wAstEs A lot oF timE. it sEEms thAt somE pEoplE phonE thE hotlinEs in Fun. thEy just wAnt to lEt thE listEnErs hEAr thEm. thEy Don’t CArE whAt thE topiC is, whEthEr thEy thEmsElvEs ArE intErEstED in or how silly thEy AppEAr to BE. i’m totAlly BorED (厌烦的) By thosE pEoplE. it’s nECEssAry For rADio stAtions to improvE thE hotlinE progrAmmEs. in my opinion, iF A CAllEr DoEsn’t know whAt is going on, thE opErAtor shoulD not lEt thE CAllEr tAkE pArt in it.

whiCh oF thE Following is not truEA．somE pEoplE know littlE ABout thE topiC unDEr DisCussion.
B．somE pEoplE Do not know whAt thE host is tAlking ABout.
C．somE pEoplE Do not know whAt thE show is ABout.
D．thE writEr tElls us thAt thE host is silly.