NJ07型列车全长()米,其中,A车长()米,B车长19.52米。
参考答案:80.84;20.9
Her mother is a (n) ______. I often read her articles in the magazines. [ ]
A.actress
B.musician
C.teacher
D.author
标志牌在一根支柱上并设时,应按()()排列