The book was written by Dr. Singh.
这本书是由辛格博士写的。
Mr. Singh is our new math teacher.
辛格先生是我们的新数学老师。
Singh always arrives at the office early.
辛格总是很早到办公室。
I met Singh at the conference last year.
我去年在会议上遇到了辛格。
Singh has a reputation for being very diligent.
辛格以非常勤奋而闻名。
