Crusoe's dog,( )was very old now,because ill and died.

问题描述:

Crusoe's dog,( )was very old now,because ill and died.
1.which 2.whom 3.whose 4.that

选A,这是定语从句,所以不选B,又因为前面有逗号,所以不选D,最后狗在英语里属于物,所以选A