閲讀理解SomethingaboutBlackFlowersMostoftheflowersinnatural...
問題詳情：閲讀理解SomethingaboutBlackFlowersMostoftheflowersinnaturalarered，orangeandyellow．Ifwehaveseenablackflower，it’schanceinamillion．Peoplehavemadeacensus（普查）tocolorsofmorethanthousandsofflowersanddis...