Here are some books for sister and .A. his, he B. my, I C. they, them D. her, her

网友回答

A. his, he
B. my, I
C. they, them
(答案→)D. her, her
解析：考查代词。for 是介词，故后面用宾格，第二空应用宾格，排除A和B ，而第一空后有sister ,用形容词性物主代词。故选D。