Matter generally e_ in three states:gas,liquid and soild
问题描述：
Matter generally e_ in three states:gas,liquid and soild
She was p_ the greatest writer of her generation.
答
1.existsMatter generally exists in three states:gas,liquid and solid.物质通常有三态:气态,液态,固态.2.possiblyShe was possibly the greatest writer of her generation.她也许是她那时代最伟大的作家....