Since you don't have a dictionary here, why not use _____?

Since you don't have a dictionary here, why not use _____?
A、my
B、mine
C、her
D、their
【正确答案】：D
【题目解析】：mine名词性物主代词，后面不需要跟名词 =my dictionary 其他的都是形容词性物主代词，后面需要跟名词