– What do you think Sally will be when she grows up?– She loves science so much. I think she'll be an .
A:engineer
B:actor
C:English teacher
分式x3y与3x2y2的最简公分母是( )
史实与推论:历史的推论依据对史实的正确解读。请对下面表格中的的推论作出判断,正确的打“√”,错误的打“ⅹ”。