问题标题：
【改错10个急谢谢快6点之前回withadevelopmentofscienceandtechnology,80ofchina'sfamilieshaveasatelliteTV,offeredasmanyas50channels.thishascausedbyaheateddebateontheimpactogtelevisiononchildren.whichconcernsmanyp】
问题描述：
改错10个急谢谢快6点之前回
withadevelopmentofscienceandtechnology,80ofchina'sfamilieshaveasatelliteTV,offeredasmanyas50channels.thishascausedbyaheateddebateontheimpactogtelevisiononchildren.whichconcernsmanyparentsisthattheirchildrenarenotgettingasmuchexercisetheyshould.then,somestudieshaveshownthatwatchingtoomuchtelevisionhaveaffectedtheirperformanceatschool.moreover,theeffectonchildren'smindsismoreseriousthantheonesonchildren'sbodies,especiallywhenthechildrenaresoyoungtojudgewhatprogramssuitthem.soparentsshouldtryhisbesttolimitthetimechildrenspendwatchingTV
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With(the)developmentofscienceandtechnology,80(percent)ofChina'sfamilieshaveasatelliteTV,(offering)asmanyas50channels.Thishascaused(去掉by)aheateddebateontheimpactoftelevisiononchildren.(What)concernsmanyparentsisthattheirchildrenarenotgettingasmuchexercise(加入as)theyshould.Then,somestudieshaveshownthatwatchingtoomuchtelevision(has)affectedtheirperformanceatschool.Moreover,theeffectonchildren'smindsismoreseriousthanthe(one)onchildren'sbodies,especiallywhenthechildrenare(too)youngtojudgewhatprogramssuitthem.Soparentsshouldtry(their)besttolimitthetimechildrenspendwatchingTV
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