问题标题:
一道初二英语缺词填空Kiteflyinghasbennp()inChinaforovertwothousandyears.ScientistshavebeenI()inkitesforalongtime.Theyhaveusedthemfors()weather,andfortestingnewkindsofflyingmachines.R()theyhavedeveloped
问题描述:

一道初二英语缺词填空

Kiteflyinghasbennp()inChinaforovertwothousandyears.ScientistshavebeenI()inkitesforalongtime.Theyhaveusedthemfors()weather,andfortestingnewkindsofflyingmachines.R()theyhavedevelopedmanynewkindsofkites.Someofthesecanpullboats,orliftamane().Somecanflyl()aplane.Somekitesarer()beautifulworksofart.Mostofthemlooklikeanimalsflyinginthesky.Peopleareinterestedink(),becausekiteflyingisakindofe()andascience-notonlychildrenlikeflyingkites,evenmanyoldpeopleliketoflykites,itisf()foreveryone.

苏智勇回答:
  Kiteflyinghasbenn(popular)inChinaforovertwothousandyears.Scientistshavebeen(interested)inkitesforalongtime.Theyhaveusedthemfor(seeing)weather,andfortestingnewkindso...
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