第1个回答 2011-07-16
She has been dead since three years ago.
She has been dead for three years.
It is three years since she died.(= It has been three years since she died)
第2个回答 2011-07-16
He has been dead for 3 years.
Three years has passed since he died.
It is three years since he died
第3个回答 2011-07-16
It has been 3 years since she died.
She has been died for 3 years.
She has been died since 3 years ago.