somebody
1.somebody不可写作some body。
2.somebody比someone通俗些，口语里多用somebody。
3.somebody属于单数形式。例如：Somebody has taken the cups away.
4.somebody有时指“有地位的人”或“重要的人”。例如：He thinks himself (a) somebody. 用作这个意思，有复数形式somebodies。例如：They think themselves somebodies, but they are really nobodies. 注意不可把somebodies用来指“若干人”或“某某若干人”。
