问题描述：
完形填空 英文,
In China,some radio stations use hotlines.It's used for ___ the listens to take part in the talk shows.
That's a good ___.Yet,the fact is some people do noting but break the whole program.Some people know little about the topic under ___.Sometimes they do not even know what the host is talking about.So the host has to ___the caller what the show is about.Usually the caller will____a few questions which express his hope and show his ignorance .Then the host has to answer and explain--how silly this is!It ____a lot of time .
It seems that some people phone the hotlines in fun.They ____want to let the listeners hear them.They don't care what the topic is and___they themselves are interested in the topic or not ,Silly they appear to be.
It's ___for radio stations to improve the hotline programs.If a caller doesn't know that what is going _____,the operator should not let the caller take part in it.
词：A.on,B.necessary,C.tell,D.just,E.weather F.discussion G.wastes H.away I.ask J.whether K.idea L.encouraging
In China,some radio stations use hotlines.It's used for ___ the listens to take part in the talk shows.
That's a good ___.Yet,the fact is some people do noting but break the whole program.Some people know little about the topic under ___.Sometimes they do not even know what the host is talking about.So the host has to ___the caller what the show is about.Usually the caller will____a few questions which express his hope and show his ignorance .Then the host has to answer and explain--how silly this is!It ____a lot of time .
It seems that some people phone the hotlines in fun.They ____want to let the listeners hear them.They don't care what the topic is and___they themselves are interested in the topic or not ,Silly they appear to be.
It's ___for radio stations to improve the hotline programs.If a caller doesn't know that what is going _____,the operator should not let the caller take part in it.
词：A.on,B.necessary,C.tell,D.just,E.weather F.discussion G.wastes H.away I.ask J.whether K.idea L.encouraging
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